Company lists · Data refreshed September 2026
Top 25 Cybersecurity and physical security firms based in Atlanta, United States
RevenueBase identified 129 company matches for cybersecurity and physical security firms associated with Atlanta, United States as of September 2026 and tracks 985 professional contacts across them, including 279 with verified work emails. Across the United States, New York is the largest hub for this category (261 companies); Atlanta has 129.
This list covers company matches for cybersecurity and physical security firms associated with Atlanta, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest cybersecurity and physical security firms based in Atlanta, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 150 contacts → | ||||
Exact match “From CND in the Cloud to CSfC with Enterprise Remote Capabilities, OSC Edge empowers organizations with solutions that prepare them for today and tomorrow.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 89 contacts → | ||||
Exact match “Scybers is a pure-play global cybersecurity firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 81 contacts → | ||||
Exact match “We believe that our commitment to selection, training, supervision, and customer service make the difference.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 54 contacts → | ||||
Exact match “Carter Brothers was founded in by 2013 NFL Hall of Fame Inductee, Chairman, Cris Carter and his brother, John F.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 44 contacts → | ||||
Exact match “Founded in 2001, ALL N ONE is one of the nation’s largest and most experienced, fully-certified security firms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 35 contacts → | ||||
Exact match “Hawque Protection Group was founded in 2020 because we understand that protection is a top priority in this day and age due to a decreased police force and a growing criminal…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 32 contacts → | ||||
Exact match “Fortuna Cysec delivers a comprehensive security ecosystem that seamlessly integrates with your existing infrastructure, offering end-to-end protection with the flexibility to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 26 contacts → | ||||
Exact match “Genix Cyber - Empowering Cybersecurity Excellence Welcome to Genix Cyber, a distinguished US-based advisory firm founded by former CISOs and Auditors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 23 contacts → | ||||
Exact match “Hexagon Security is pioneering the integrated security services sector servicing Atlanta, Georgia.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 19 contacts → | ||||
Exact match “Safeguard your clouds with complete visibility of every cyber asset.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 18 contacts → | ||||
Exact match “About Syba Syba is your smart, silent cyber-bodyguard, protecting you, your family, and your business from the digital threats of everyday life.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 15 contacts → | ||||
Exact match “Our team of subject matter experts bring decades of global security experience in some of the most complex and austere environments around the planet.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 14 contacts → | ||||
Exact match “Founded in part by former Arthur Andersen and BDO professionals, the NDNB Alliance of Firms is a nationally recognized group of entities specializing in cybersecurity, data…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “Serket-Tech Security helps organizations transform compliance requirements into security advantages.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Since 2015, Black Breach has established itself as an experienced-based, client-driven cybersecurity consulting and special services firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “Symbiosis.io: Securing the Future with Intelligent Convergence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “At Cittadella, we're not just providing security solutions but revolutionizing security for the modern world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “We are a managed security services provider with more than 25 years of experience providing innovative technology to businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “MaxDefense LLC is a Managed Security Services Provider (MSSP) headquartered in Duluth, GA.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “At STRATEFI-IT, we help businesses regain control of their technology by delivering proactive, cost-effective managed IT and cybersecurity services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Satine Technologies is a cybersecurity and software engineering firm specializing in delivering comprehensive security solutions, DevSecOps implementation, and advanced software…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Pritchard Global Alliance is a security-focused company based in Atlanta, GA, specializing in comprehensive security guard and surveillance services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Delivers high quality innovative cyber security solutions that help protect clients from malicious activity.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “We combine pre-breach due diligence with on-site security engineering and triage services to provide our clients with the expertise, tools, and workforce they need to better…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “DMG & Co is a team of security experts dedicated to protecting and securing the things that matter most to you.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “cybersecurity and physical security firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 129 cybersecurity and physical security firms based in Atlanta, United States
See the full list, filter by size, metro and specialty, and access 279 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cybersecurity and physical security firms based in Atlanta, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Atlanta, so it is reported there. Company counts and contact totals on this page are exact for Atlanta, over 129 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Atlanta, United States whose business descriptions match “cybersecurity and physical security firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 279 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Cybersecurity and physical security firms by metro in the United States
- Cybersecurity and physical security firms in New York261
- Cybersecurity and physical security firms in Houston153
- Cybersecurity and physical security firms in Miami141
- Cybersecurity and physical security firms in Austin138
- Cybersecurity and physical security firms in Washington128
- Cybersecurity and physical security firms in Dallas126
- Cybersecurity and physical security firms in Chicago123
- Cybersecurity and physical security firms in Tampa108
- Cybersecurity and physical security firms in San Francisco98
- Cybersecurity and physical security firms in Los Angeles96
- Cybersecurity and physical security firms in San Diego71
- Cybersecurity and physical security firms in Orlando67
- Cybersecurity and physical security firms in Arlington65
- Cybersecurity and physical security firms in Charlotte63
- Cybersecurity and physical security firms in Denver63
- Cybersecurity and physical security firms in Las Vegas61
- Cybersecurity and physical security firms in Columbia60
- Cybersecurity and physical security firms in San Antonio60
- Cybersecurity and physical security firms in Boston58
- Cybersecurity and physical security firms in Phoenix57
- Cybersecurity and physical security firms in Seattle57
- Cybersecurity and physical security firms in Reston50
- Cybersecurity and physical security firms in Baltimore48
- Cybersecurity and physical security firms in Mclean45
- Cybersecurity and physical security firms in Alexandria44
- Cybersecurity and physical security firms in Wilmington43
- Cybersecurity and physical security firms in Huntsville42
- Cybersecurity and physical security firms in San Jose42
- Cybersecurity and physical security firms in Fairfax41
- Cybersecurity and physical security firms in Sheridan39
- Cybersecurity and physical security firms in Ashburn38
- Cybersecurity and physical security firms in Indianapolis38
- Cybersecurity and physical security firms in Pittsburgh38
- Cybersecurity and physical security firms in Fort Lauderdale37
- Cybersecurity and physical security firms in Herndon36
- Cybersecurity and physical security firms in Plano36
- Cybersecurity and physical security firms in Raleigh36
- Cybersecurity and physical security firms in Irvine35
- Cybersecurity and physical security firms in Richmond35
- Cybersecurity and physical security firms in Scottsdale35
- Cybersecurity and physical security firms in Portland34
- Cybersecurity and physical security firms in Columbus33
- Cybersecurity and physical security firms in Nashville33
- Cybersecurity and physical security firms in Colorado Springs32
- Cybersecurity and physical security firms in Philadelphia28
- Cybersecurity and physical security firms in Dover27
- Cybersecurity and physical security firms in Boca Raton25
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cybersecurity and physical security firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity and physical security firms are there based in Atlanta, United States?
RevenueBase identified 129 company matches for cybersecurity and physical security firms associated with Atlanta, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
OSC Edge tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most cybersecurity and physical security firms?
New York leads the United States with 261 company records, followed by Houston (153) and Miami (141). Atlanta has 129.
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 279 professional contacts with verified work emails tracked across these 129 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 129 cybersecurity and physical security firms based in Atlanta, United States. Start with a free account, no credit card.
Download this list →Related lists
Cybersecurity and physical security firms by geography
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- Cybersecurity and physical security firms based in Perth, Australia
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- Cybersecurity and physical security firms based in Vienna, Austria
- Cybersecurity and physical security firms based in Dhaka, Bangladesh
- Cybersecurity and physical security firms based in Barueri, Brazil
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 25 cybersecurity and physical security firms based in Atlanta, United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 129 matching company records for cybersecurity and physical security firms based in Atlanta, United States, with 985 tracked contacts and 279 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cybersecurity and physical security firms based in Atlanta, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  OSC Edgeoscedge.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 150 contacts → |
“From CND in the Cloud to CSfC with Enterprise Remote Capabilities, OSC Edge empowers organizations with solutions that prepare them for today and tomorrow.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Scybersscybers.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 89 contacts → |
“Scybers is a pure-play global cybersecurity firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  American Security Associates, INCamericansecurityassociatesinc.comHQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 81 contacts → |
“We believe that our commitment to selection, training, supervision, and customer service make the difference.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Carterbrothers Companiescarterbrothers.comHQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 54 contacts → |
“Carter Brothers was founded in by 2013 NFL Hall of Fame Inductee, Chairman, Cris Carter and his brother, John F.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Allnonesecurityalln1security.comHQ: Atlanta, GA, United StatesReported employees: 501-1,000 | Atlanta, GA, United States | 501-1,000 | Exact match | 44 contacts → |
“Founded in 2001, ALL N ONE is one of the nation’s largest and most experienced, fully-certified security firms.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Hawque Protection Grouphpg.globalHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 35 contacts → |
“Hawque Protection Group was founded in 2020 because we understand that protection is a top priority in this day and age due to a decreased police force and a growing criminal…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Fortuna Cysecfortunacysec.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 32 contacts → |
“Fortuna Cysec delivers a comprehensive security ecosystem that seamlessly integrates with your existing infrastructure, offering end-to-end protection with the flexibility to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Genix Cybergenixcyber.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 26 contacts → |
“Genix Cyber - Empowering Cybersecurity Excellence Welcome to Genix Cyber, a distinguished US-based advisory firm founded by former CISOs and Auditors.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Hexagon Securityhexsecurityservices.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 23 contacts → |
“Hexagon Security is pioneering the integrated security services sector servicing Atlanta, Georgia.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Impac Labsimpac.ioHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 19 contacts → |
“Safeguard your clouds with complete visibility of every cyber asset.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  SYBAsyba.ioHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 18 contacts → |
“About Syba Syba is your smart, silent cyber-bodyguard, protecting you, your family, and your business from the digital threats of everyday life.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Group Nine Risk Consultinggroupnine.usHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 15 contacts → |
“Our team of subject matter experts bring decades of global security experience in some of the most complex and austere environments around the planet.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | NDNBndbcpa.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 14 contacts → |
“Founded in part by former Arthur Andersen and BDO professionals, the NDNB Alliance of Firms is a nationally recognized group of entities specializing in cybersecurity, data…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Serket-Tech Securityserkettech.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 11 contacts → |
“Serket-Tech Security helps organizations transform compliance requirements into security advantages.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Black Breach Security Division ITSblackbreach.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 8 contacts → |
“Since 2015, Black Breach has established itself as an experienced-based, client-driven cybersecurity consulting and special services firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  symbiosis.iosymbiosis-io.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 8 contacts → |
“Symbiosis.io: Securing the Future with Intelligent Convergence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Cittadella LLCcittadella.netHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 7 contacts → |
“At Cittadella, we're not just providing security solutions but revolutionizing security for the modern world.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  The Onyx IT Grouptheonyxitgroup.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 5 contacts → |
“We are a managed security services provider with more than 25 years of experience providing innovative technology to businesses of all sizes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | maxdefense.iomaxdefense.io HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“MaxDefense LLC is a Managed Security Services Provider (MSSP) headquartered in Duluth, GA.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Stratefi-It, LLCstratefi-it.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“At STRATEFI-IT, we help businesses regain control of their technology by delivering proactive, cost-effective managed IT and cybersecurity services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Satine Technologiessatinetech.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 4 contacts → |
“Satine Technologies is a cybersecurity and software engineering firm specializing in delivering comprehensive security solutions, DevSecOps implementation, and advanced software…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Pritchard Global Alliancepritchardalliance.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 4 contacts → |
“Pritchard Global Alliance is a security-focused company based in Atlanta, GA, specializing in comprehensive security guard and surveillance services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Hacwatchhacwatch.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“Delivers high quality innovative cyber security solutions that help protect clients from malicious activity.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Intellinetic Cyber Consultantsintelcyberx.usHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“We combine pre-breach due diligence with on-site security engineering and triage services to provide our clients with the expertise, tools, and workforce they need to better…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  DMG Security & Companydmgsecurityco.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 4 contacts → |
“DMG & Co is a team of security experts dedicated to protecting and securing the things that matter most to you.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 129 company matches
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Cybersecurity and physical security firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
129 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Atlanta, so it is reported there. Company counts and contact totals on this page are exact for Atlanta, over 129 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity and physical security firms by metro in the United States
- Cybersecurity and physical security firms in New York261
- Cybersecurity and physical security firms in Houston153
- Cybersecurity and physical security firms in Miami141
- Cybersecurity and physical security firms in Austin138
- Cybersecurity and physical security firms in Washington128
- Cybersecurity and physical security firms in Dallas126
- Cybersecurity and physical security firms in Chicago123
- Cybersecurity and physical security firms in Tampa108
- Cybersecurity and physical security firms in San Francisco98
- Cybersecurity and physical security firms in Los Angeles96
- Cybersecurity and physical security firms in San Diego71
- Cybersecurity and physical security firms in Orlando67
- Cybersecurity and physical security firms in Arlington65
- Cybersecurity and physical security firms in Charlotte63
- Cybersecurity and physical security firms in Denver63
- Cybersecurity and physical security firms in Las Vegas61
- Cybersecurity and physical security firms in Columbia60
- Cybersecurity and physical security firms in San Antonio60
- Cybersecurity and physical security firms in Boston58
- Cybersecurity and physical security firms in Phoenix57
- Cybersecurity and physical security firms in Seattle57
- Cybersecurity and physical security firms in Reston50
- Cybersecurity and physical security firms in Baltimore48
- Cybersecurity and physical security firms in Mclean45
- Cybersecurity and physical security firms in Alexandria44
- Cybersecurity and physical security firms in Wilmington43
- Cybersecurity and physical security firms in Huntsville42
- Cybersecurity and physical security firms in San Jose42
- Cybersecurity and physical security firms in Fairfax41
- Cybersecurity and physical security firms in Sheridan39
- Cybersecurity and physical security firms in Ashburn38
- Cybersecurity and physical security firms in Indianapolis38
- Cybersecurity and physical security firms in Pittsburgh38
- Cybersecurity and physical security firms in Fort Lauderdale37
- Cybersecurity and physical security firms in Herndon36
- Cybersecurity and physical security firms in Plano36
- Cybersecurity and physical security firms in Raleigh36
- Cybersecurity and physical security firms in Irvine35
- Cybersecurity and physical security firms in Richmond35
- Cybersecurity and physical security firms in Scottsdale35
- Cybersecurity and physical security firms in Portland34
- Cybersecurity and physical security firms in Columbus33
- Cybersecurity and physical security firms in Nashville33
- Cybersecurity and physical security firms in Colorado Springs32
- Cybersecurity and physical security firms in Philadelphia28
- Cybersecurity and physical security firms in Dover27
- Cybersecurity and physical security firms in Boca Raton25
Questions about this company list
What does Exact match mean for cybersecurity and physical security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity and physical security firms did RevenueBase find based in Atlanta, United States?
The saved snapshot records 129 matching company records, 985 tracked contacts and 279 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cybersecurity and physical security firms by geography
- Cybersecurity and physical security firms based in Buenos Aires, Argentina
- Cybersecurity and physical security firms based in Adelaide, Australia
- Cybersecurity and physical security firms based in Brisbane, Australia
- Cybersecurity and physical security firms based in Canberra, Australia
- Cybersecurity and physical security firms based in Melbourne, Australia
- Cybersecurity and physical security firms based in Perth, Australia
- Cybersecurity and physical security firms based in Sydney, Australia
- Cybersecurity and physical security firms based in Vienna, Austria
- Cybersecurity and physical security firms based in Dhaka, Bangladesh
- Cybersecurity and physical security firms based in Barueri, Brazil
- Cybersecurity and physical security firms based in Belo Horizonte, Brazil
- Cybersecurity and physical security firms based in Brasilia, Brazil
Cite this list
RevenueBase Data Team. Top 25 cybersecurity and physical security firms based in Atlanta, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-and-physical-security-firms/united-states/atlanta.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cybersecurity and physical security firms based in Buenos Aires, Argentina
- Cybersecurity and physical security firms based in Adelaide, Australia
- Cybersecurity and physical security firms based in Brisbane, Australia
- Cybersecurity and physical security firms based in Canberra, Australia
- Cybersecurity and physical security firms based in Melbourne, Australia
- Cybersecurity and physical security firms based in Perth, Australia
Company intelligence · public preview
Top 25 cybersecurity and physical security firms based in Atlanta, United States
RevenueBase records 129 matching company records for cybersecurity and physical security firms based in Atlanta, United States, with 985 tracked contacts and 279 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 cybersecurity and physical security firms based in Atlanta, United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | OSC Edgeoscedge.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 150 contacts → |
“From CND in the Cloud to CSfC with Enterprise Remote Capabilities, OSC Edge empowers organizations with solutions that prepare them for today and tomorrow.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Scybersscybers.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 89 contacts → |
“Scybers is a pure-play global cybersecurity firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | American Security Associates, INCamericansecurityassociatesinc.com HQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 81 contacts → |
“We believe that our commitment to selection, training, supervision, and customer service make the difference.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Carterbrothers Companiescarterbrothers.com HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 54 contacts → |
“Carter Brothers was founded in by 2013 NFL Hall of Fame Inductee, Chairman, Cris Carter and his brother, John F.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Allnonesecurityalln1security.com HQ: Atlanta, GA, United StatesReported employees: 501-1,000 | Atlanta, GA, United States | 501-1,000 | Exact match | 44 contacts → |
“Founded in 2001, ALL N ONE is one of the nation’s largest and most experienced, fully-certified security firms.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Hawque Protection Grouphpg.global HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 35 contacts → |
“Hawque Protection Group was founded in 2020 because we understand that protection is a top priority in this day and age due to a decreased police force and a growing criminal…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Fortuna Cysecfortunacysec.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 32 contacts → |
“Fortuna Cysec delivers a comprehensive security ecosystem that seamlessly integrates with your existing infrastructure, offering end-to-end protection with the flexibility to…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Genix Cybergenixcyber.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 26 contacts → |
“Genix Cyber - Empowering Cybersecurity Excellence Welcome to Genix Cyber, a distinguished US-based advisory firm founded by former CISOs and Auditors.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hexagon Securityhexsecurityservices.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 23 contacts → |
“Hexagon Security is pioneering the integrated security services sector servicing Atlanta, Georgia.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Impac Labsimpac.io HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 19 contacts → |
“Safeguard your clouds with complete visibility of every cyber asset.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | SYBAsyba.io HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 18 contacts → |
“About Syba Syba is your smart, silent cyber-bodyguard, protecting you, your family, and your business from the digital threats of everyday life.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Group Nine Risk Consultinggroupnine.us HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 15 contacts → |
“Our team of subject matter experts bring decades of global security experience in some of the most complex and austere environments around the planet.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | NDNBndbcpa.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 14 contacts → |
“Founded in part by former Arthur Andersen and BDO professionals, the NDNB Alliance of Firms is a nationally recognized group of entities specializing in cybersecurity, data…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Serket-Tech Securityserkettech.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 11 contacts → |
“Serket-Tech Security helps organizations transform compliance requirements into security advantages.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Black Breach Security Division ITSblackbreach.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 8 contacts → |
“Since 2015, Black Breach has established itself as an experienced-based, client-driven cybersecurity consulting and special services firm.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | symbiosis.iosymbiosis-io.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 8 contacts → |
“Symbiosis.io: Securing the Future with Intelligent Convergence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cittadella LLCcittadella.net HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 7 contacts → |
“At Cittadella, we're not just providing security solutions but revolutionizing security for the modern world.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | The Onyx IT Grouptheonyxitgroup.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 5 contacts → |
“We are a managed security services provider with more than 25 years of experience providing innovative technology to businesses of all sizes.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | maxdefense.iomaxdefense.io HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“MaxDefense LLC is a Managed Security Services Provider (MSSP) headquartered in Duluth, GA.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Stratefi-It, LLCstratefi-it.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“At STRATEFI-IT, we help businesses regain control of their technology by delivering proactive, cost-effective managed IT and cybersecurity services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Satine Technologiessatinetech.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 4 contacts → |
“Satine Technologies is a cybersecurity and software engineering firm specializing in delivering comprehensive security solutions, DevSecOps implementation, and advanced software…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Pritchard Global Alliancepritchardalliance.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 4 contacts → |
“Pritchard Global Alliance is a security-focused company based in Atlanta, GA, specializing in comprehensive security guard and surveillance services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Hacwatchhacwatch.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“Delivers high quality innovative cyber security solutions that help protect clients from malicious activity.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Intellinetic Cyber Consultantsintelcyberx.us HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 4 contacts → |
“We combine pre-breach due diligence with on-site security engineering and triage services to provide our clients with the expertise, tools, and workforce they need to better…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | DMG Security & Companydmgsecurityco.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 4 contacts → |
“DMG & Co is a team of security experts dedicated to protecting and securing the things that matter most to you.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 129 company matches
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Cybersecurity and physical security firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
129 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole United States list rather than for Atlanta, so it is reported there. Company counts and contact totals on this page are exact for Atlanta, over 129 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity and physical security firms by metro in the United States
- Cybersecurity and physical security firms in New York261
- Cybersecurity and physical security firms in Houston153
- Cybersecurity and physical security firms in Miami141
- Cybersecurity and physical security firms in Austin138
- Cybersecurity and physical security firms in Washington128
- Cybersecurity and physical security firms in Dallas126
- Cybersecurity and physical security firms in Chicago123
- Cybersecurity and physical security firms in Tampa108
- Cybersecurity and physical security firms in San Francisco98
- Cybersecurity and physical security firms in Los Angeles96
- Cybersecurity and physical security firms in San Diego71
- Cybersecurity and physical security firms in Orlando67
- Cybersecurity and physical security firms in Arlington65
- Cybersecurity and physical security firms in Charlotte63
- Cybersecurity and physical security firms in Denver63
- Cybersecurity and physical security firms in Las Vegas61
- Cybersecurity and physical security firms in Columbia60
- Cybersecurity and physical security firms in San Antonio60
- Cybersecurity and physical security firms in Boston58
- Cybersecurity and physical security firms in Phoenix57
- Cybersecurity and physical security firms in Seattle57
- Cybersecurity and physical security firms in Reston50
- Cybersecurity and physical security firms in Baltimore48
- Cybersecurity and physical security firms in Mclean45
- Cybersecurity and physical security firms in Alexandria44
- Cybersecurity and physical security firms in Wilmington43
- Cybersecurity and physical security firms in Huntsville42
- Cybersecurity and physical security firms in San Jose42
- Cybersecurity and physical security firms in Fairfax41
- Cybersecurity and physical security firms in Sheridan39
- Cybersecurity and physical security firms in Ashburn38
- Cybersecurity and physical security firms in Indianapolis38
- Cybersecurity and physical security firms in Pittsburgh38
- Cybersecurity and physical security firms in Fort Lauderdale37
- Cybersecurity and physical security firms in Herndon36
- Cybersecurity and physical security firms in Plano36
- Cybersecurity and physical security firms in Raleigh36
- Cybersecurity and physical security firms in Irvine35
- Cybersecurity and physical security firms in Richmond35
- Cybersecurity and physical security firms in Scottsdale35
- Cybersecurity and physical security firms in Portland34
- Cybersecurity and physical security firms in Columbus33
- Cybersecurity and physical security firms in Nashville33
- Cybersecurity and physical security firms in Colorado Springs32
- Cybersecurity and physical security firms in Philadelphia28
- Cybersecurity and physical security firms in Dover27
- Cybersecurity and physical security firms in Boca Raton25
Questions about this company list
What does Exact match mean for cybersecurity and physical security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity and physical security firms did RevenueBase find based in Atlanta, United States?
The saved snapshot records 129 matching company records, 985 tracked contacts and 279 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cybersecurity and physical security firms by geography
- Cybersecurity and physical security firms based in Buenos Aires, Argentina
- Cybersecurity and physical security firms based in Adelaide, Australia
- Cybersecurity and physical security firms based in Brisbane, Australia
- Cybersecurity and physical security firms based in Canberra, Australia
- Cybersecurity and physical security firms based in Melbourne, Australia
- Cybersecurity and physical security firms based in Perth, Australia
- Cybersecurity and physical security firms based in Sydney, Australia
- Cybersecurity and physical security firms based in Vienna, Austria
- Cybersecurity and physical security firms based in Dhaka, Bangladesh
- Cybersecurity and physical security firms based in Barueri, Brazil
- Cybersecurity and physical security firms based in Belo Horizonte, Brazil
- Cybersecurity and physical security firms based in Brasilia, Brazil
Cite this list
RevenueBase Data Team. Top 25 cybersecurity and physical security firms based in Atlanta, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-and-physical-security-firms/united-states/atlanta.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Cybersecurity and physical security firms based in Buenos Aires, Argentina
- Cybersecurity and physical security firms based in Adelaide, Australia
- Cybersecurity and physical security firms based in Brisbane, Australia
- Cybersecurity and physical security firms based in Canberra, Australia
- Cybersecurity and physical security firms based in Melbourne, Australia
- Cybersecurity and physical security firms based in Perth, Australia