Company lists · Data refreshed September 2026
Top 25 Top 10 security companies based in Atlanta, United States
RevenueBase identified 87 company matches for top 10 security companies associated with Atlanta, United States as of September 2026 and tracks 1,412 professional contacts across them, including 221 with verified work emails. Across the United States, New York is the largest hub for this category (145 companies); Atlanta has 87.
This list covers company matches for top 10 security companies 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 21, 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 top 10 security companies based in Atlanta, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 782 contacts → | ||||
Exact match “Now part of Allied Universal.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 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 21, 2026 · View company records in RevenueBase | |||||
| 3 | 89 contacts → | ||||
Exact match “Scybers is a pure-play global cybersecurity firm.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 56 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 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 21, 2026 · View company records in RevenueBase | |||||
| 6 | 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 21, 2026 · View company records in RevenueBase | |||||
| 7 | 23 contacts → | ||||
Exact match “Hexagon Security is pioneering the integrated security services sector servicing Atlanta, Georgia.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 15 contacts → | ||||
Exact match “HanaByte is a cybersecurity consultancy offering comprehensive services such as cloud security, security engineering, and compliance advisory services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 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 21, 2026 · View company records in RevenueBase | |||||
| 10 | 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 21, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Iron Shield Protection’s mission is to safeguard the lives of our clients, ensuring their freedom to pursue their endeavors without fear.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 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 21, 2026 · View company records in RevenueBase | |||||
| 13 | 4 contacts → | ||||
Exact match “MaxDefense LLC is a Managed Security Services Provider (MSSP) headquartered in Duluth, GA.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 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 21, 2026 · View company records in RevenueBase | |||||
| 15 | 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 21, 2026 · View company records in RevenueBase | |||||
| 16 | 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 21, 2026 · View company records in RevenueBase | |||||
| 17 | 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 21, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “We specialize in tackling security and safety challenges prevalent in corporate and industrial environments.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “Trusted advisors and systems integrators in cybersecurity, cyber advisory services, advanced networking, and full-stack observability” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Sirko International is a group of highly trained professionals in effective Risk Management, Executive Protection, Private Investigations, Technical Services / Electronic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Founded in 2020, Kailash is a specialized consultancy firm focused on cybersecurity, risk, and compliance services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 2 contacts → | ||||
Exact match “Opus is a cyber security firm headquartered out of Atlanta Georgia.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Founded in 2012, Stratigos Security provides consulting services on information security programs, strategy, and policy for businesses of every size.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Firebrand Security Consulting is a professional services firm, specializing in cyber security.” Recorded in the RevenueBase company graph · Sep 21, 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 “top 10 security companies”. 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 87 top 10 security companies based in Atlanta, United States
See the full list, filter by size, metro and specialty, and access 221 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Top 10 security companies based in Atlanta, United States at a glance
As of Sep 21, 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 87 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 “top 10 security companies” 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 221 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 21, 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.
Top 10 security companies by metro in the United States
- Top 10 security companies in New York145
- Top 10 security companies in Houston105
- Top 10 security companies in Los Angeles103
- Top 10 security companies in Miami82
- Top 10 security companies in Chicago79
- Top 10 security companies in Washington75
- Top 10 security companies in Dallas73
- Top 10 security companies in Austin69
- Top 10 security companies in Tampa52
- Top 10 security companies in Denver46
- Top 10 security companies in Las Vegas44
- Top 10 security companies in Phoenix44
- Top 10 security companies in San Francisco43
- Top 10 security companies in Charlotte40
- Top 10 security companies in Arlington38
- Top 10 security companies in Boston38
- Top 10 security companies in Orlando38
- Top 10 security companies in San Diego37
- Top 10 security companies in San Antonio36
- Top 10 security companies in Seattle33
- Top 10 security companies in Columbia32
- Top 10 security companies in Baltimore31
- Top 10 security companies in Alexandria26
- Top 10 security companies in Raleigh26
- Top 10 security companies in Philadelphia25
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 “top 10 security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many top 10 security companies are there based in Atlanta, United States?
RevenueBase identified 87 company matches for top 10 security companies 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?
Securamerica 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 top 10 security companies?
New York leads the United States with 145 company records, followed by Houston (105) and Los Angeles (103). Atlanta has 87.
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 221 professional contacts with verified work emails tracked across these 87 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 87 top 10 security companies based in Atlanta, United States. Start with a free account, no credit card.
Download this list →Related lists
Top 10 security companies by geography
- Top 10 security companies based in Brisbane, Australia
- Top 10 security companies based in Melbourne, Australia
- Top 10 security companies based in Sydney, Australia
- Top 10 security companies based in Belo Horizonte, Brazil
- Top 10 security companies based in Porto Alegre, Brazil
- Top 10 security companies based in Rio De Janeiro, Brazil
- Top 10 security companies based in Sao Paulo, Brazil
- Top 10 security companies based in Calgary, Canada
- Top 10 security companies based in Edmonton, Canada
- Top 10 security companies based in Mississauga, Canada
- Top 10 security companies based in Montreal, Canada
- Top 10 security companies based in Ottawa, Canada
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Top 10 security companies based in Brisbane, Australia
- Top 10 security companies based in Melbourne, Australia
- Top 10 security companies based in Sydney, Australia
- Top 10 security companies based in Belo Horizonte, Brazil
- Top 10 security companies based in Porto Alegre, Brazil
- Top 10 security companies based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 top 10 security companies 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 87 matching company records for top 10 security companies based in Atlanta, United States, with 1,412 tracked contacts and 221 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 21, 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 top 10 security companies 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 |  Securamericasecuramericallc.comHQ: Atlanta, GA, United StatesReported employees: 5,001-10,000 | Atlanta, GA, United States | 5,001-10,000 | Exact match | 782 contacts → |
“Now part of Allied Universal.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Culpepper & Associates Security Services, INCcassecurity.comHQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 56 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Hanabytehanabyte.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 15 contacts → |
“HanaByte is a cybersecurity consultancy offering comprehensive services such as cloud security, security engineering, and compliance advisory services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Iron Shield Protection, LLCironshieldprotection.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 8 contacts → |
“Iron Shield Protection’s mission is to safeguard the lives of our clients, ensuring their freedom to pursue their endeavors without fear.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Count IT Done LLCcountitdone.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 3 contacts → |
“We specialize in tackling security and safety challenges prevalent in corporate and industrial environments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vertical VARverticalvar.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 |  LOKXlokx.aiHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 3 contacts → |
“Trusted advisors and systems integrators in cybersecurity, cyber advisory services, advanced networking, and full-stack observability” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sirko Internationalsirko-international.comHQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 2 contacts → |
“Sirko International is a group of highly trained professionals in effective Risk Management, Executive Protection, Private Investigations, Technical Services / Electronic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Kailashkailashconsult.comHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 2 contacts → |
“Founded in 2020, Kailash is a specialized consultancy firm focused on cybersecurity, risk, and compliance services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Opus Business Technologiesopustech.usHQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 2 contacts → |
“Opus is a cyber security firm headquartered out of Atlanta Georgia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Stratigos Securitystratigossecurity.comHQ: Atlanta, United StatesReported employees: 11-50 | Atlanta, United States | 11-50 | Exact match | 2 contacts → |
“Founded in 2012, Stratigos Security provides consulting services on information security programs, strategy, and policy for businesses of every size.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Firebrand Security Consultingfirebrandsecurity.comHQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 2 contacts → |
“Firebrand Security Consulting is a professional services firm, specializing in cyber security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 87 company matches
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Top 10 security companies: dataset insights
September 21, 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
87 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 87 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 21, 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 ↗
Top 10 security companies by metro in the United States
- Top 10 security companies in New York145
- Top 10 security companies in Houston105
- Top 10 security companies in Los Angeles103
- Top 10 security companies in Miami82
- Top 10 security companies in Chicago79
- Top 10 security companies in Washington75
- Top 10 security companies in Dallas73
- Top 10 security companies in Austin69
- Top 10 security companies in Tampa52
- Top 10 security companies in Denver46
- Top 10 security companies in Las Vegas44
- Top 10 security companies in Phoenix44
- Top 10 security companies in San Francisco43
- Top 10 security companies in Charlotte40
- Top 10 security companies in Arlington38
- Top 10 security companies in Boston38
- Top 10 security companies in Orlando38
- Top 10 security companies in San Diego37
- Top 10 security companies in San Antonio36
- Top 10 security companies in Seattle33
- Top 10 security companies in Columbia32
- Top 10 security companies in Baltimore31
- Top 10 security companies in Alexandria26
- Top 10 security companies in Raleigh26
- Top 10 security companies in Philadelphia25
Questions about this company list
What does Exact match mean for top 10 security companies?
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 top 10 security companies did RevenueBase find based in Atlanta, United States?
The saved snapshot records 87 matching company records, 1,412 tracked contacts and 221 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 21, 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
Top 10 security companies by geography
- Top 10 security companies based in Brisbane, Australia
- Top 10 security companies based in Melbourne, Australia
- Top 10 security companies based in Sydney, Australia
- Top 10 security companies based in Belo Horizonte, Brazil
- Top 10 security companies based in Porto Alegre, Brazil
- Top 10 security companies based in Rio De Janeiro, Brazil
- Top 10 security companies based in Sao Paulo, Brazil
- Top 10 security companies based in Calgary, Canada
- Top 10 security companies based in Edmonton, Canada
- Top 10 security companies based in Mississauga, Canada
- Top 10 security companies based in Montreal, Canada
- Top 10 security companies based in Ottawa, Canada
Cite this list
RevenueBase Data Team. Top 25 top 10 security companies based in Atlanta, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/top-10-security-companies/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
- Top 10 security companies based in Brisbane, Australia
- Top 10 security companies based in Melbourne, Australia
- Top 10 security companies based in Sydney, Australia
- Top 10 security companies based in Belo Horizonte, Brazil
- Top 10 security companies based in Porto Alegre, Brazil
- Top 10 security companies based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 25 top 10 security companies based in Atlanta, United States
RevenueBase records 87 matching company records for top 10 security companies based in Atlanta, United States, with 1,412 tracked contacts and 221 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 21, 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 top 10 security companies 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 | Securamericasecuramericallc.com HQ: Atlanta, GA, United StatesReported employees: 5,001-10,000 | Atlanta, GA, United States | 5,001-10,000 | Exact match | 782 contacts → |
“Now part of Allied Universal.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Culpepper & Associates Security Services, INCcassecurity.com HQ: Atlanta, GA, United StatesReported employees: 201-500 | Atlanta, GA, United States | 201-500 | Exact match | 56 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 5 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Hanabytehanabyte.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 15 contacts → |
“HanaByte is a cybersecurity consultancy offering comprehensive services such as cloud security, security engineering, and compliance advisory services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Iron Shield Protection, LLCironshieldprotection.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 8 contacts → |
“Iron Shield Protection’s mission is to safeguard the lives of our clients, ensuring their freedom to pursue their endeavors without fear.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | 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 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Count IT Done LLCcountitdone.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 3 contacts → |
“We specialize in tackling security and safety challenges prevalent in corporate and industrial environments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Vertical VARverticalvar.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 20 | LOKXlokx.ai HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 3 contacts → |
“Trusted advisors and systems integrators in cybersecurity, cyber advisory services, advanced networking, and full-stack observability” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sirko Internationalsirko-international.com HQ: Atlanta, GA, United StatesReported employees: 51-200 | Atlanta, GA, United States | 51-200 | Exact match | 2 contacts → |
“Sirko International is a group of highly trained professionals in effective Risk Management, Executive Protection, Private Investigations, Technical Services / Electronic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kailashkailashconsult.com HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 2 contacts → |
“Founded in 2020, Kailash is a specialized consultancy firm focused on cybersecurity, risk, and compliance services.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Opus Business Technologiesopustech.us HQ: Atlanta, GA, United StatesReported employees: 11-50 | Atlanta, GA, United States | 11-50 | Exact match | 2 contacts → |
“Opus is a cyber security firm headquartered out of Atlanta Georgia.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Stratigos Securitystratigossecurity.com HQ: Atlanta, United StatesReported employees: 11-50 | Atlanta, United States | 11-50 | Exact match | 2 contacts → |
“Founded in 2012, Stratigos Security provides consulting services on information security programs, strategy, and policy for businesses of every size.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Firebrand Security Consultingfirebrandsecurity.com HQ: Atlanta, GA, United StatesReported employees: 1-10 | Atlanta, GA, United States | 1-10 | Exact match | 2 contacts → |
“Firebrand Security Consulting is a professional services firm, specializing in cyber security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 87 company matches
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Top 10 security companies: dataset insights
September 21, 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
87 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 87 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 21, 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 ↗
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Questions about this company list
What does Exact match mean for top 10 security companies?
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 top 10 security companies did RevenueBase find based in Atlanta, United States?
The saved snapshot records 87 matching company records, 1,412 tracked contacts and 221 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 21, 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.
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Cite this list
RevenueBase Data Team. Top 25 top 10 security companies based in Atlanta, United States. Snapshot: September 21, 2026. https://revenuebase.ai/companies/top-10-security-companies/united-states/atlanta.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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