Company lists · Data refreshed September 2026
Top 25 Cybersecurity for city infrastructure based in the United States
RevenueBase identified 1,035 company matches for cybersecurity for city infrastructure associated with the United States as of September 2026 and tracks 14,713 professional contacts across them, including 5,892 with verified work emails and 5,426 with mobile numbers. Houston is the largest hub.
This list covers company matches for cybersecurity for city infrastructure associated with the 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 1, 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 for city infrastructure based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 544 contacts → | ||||
Exact match “Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 2 | 517 contacts → | ||||
Exact match “VC3 is a managed IT and cybersecurity services provider serving organizations throughout the US and Canada.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 3 | 517 contacts → | ||||
Exact match “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 4 | 492 contacts → | ||||
Exact match “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 5 | 345 contacts → | ||||
Exact match “With offices in Oslo, Stavanger, Trondheim, Stockholm, Copenhagen, Utrecht and London, we deliver cybersecurity services across Europe.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 6 | 307 contacts → | ||||
Exact match “Welcome to Logically.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 7 | 294 contacts → | ||||
Exact match “We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 8 | 247 contacts → | ||||
Exact match “Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 9 | 225 contacts → | ||||
Exact match “Epsilon, an AMERICAN SYSTEMS company, began with a simple yet powerful mission: to make IT empower people-not frustrate them.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 10 | 210 contacts → | ||||
Exact match “Vehere is an AI cybersecurity company operating at the intersection of national security and enterprise security.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 11 | 209 contacts → | ||||
Exact match “Netdata is a leading global cybersecurity services partner with more than 200 certified engineers and over 1,500 certifications, widely recognized as a partner of Palo Alto…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 12 | 185 contacts → | ||||
Exact match “With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 13 | 180 contacts → | ||||
Exact match “Cyber Advisors is a nationwide leader in cyber security, providing a comprehensive range of Offensive, Defensive, and Risk Management services.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 14 | 161 contacts → | ||||
Exact match “Hitachi Systems Trusted Cyber Management Inc.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 15 | 158 contacts → | ||||
Exact match “AT & T Cybersecurity’s Edge-to-Edge technologies provide phenomenal threat intelligence, collaborative defense, security without the seams, and solutions that fit your business.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 16 | 156 contacts → | ||||
Exact match “Valiant Solutions, LLC stands out as a premier provider of Cybersecurity and IT services aiding the Federal Government in staying ahead of complex information security challenges.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 17 | 132 contacts → | ||||
Exact match “HelpSystems has long been known for helping organizations become more secure and autonomous.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 18 | 130 contacts → | ||||
Exact match “Adapt Forward helps government agencies outpace adversaries through proven Cybersecurity Service Provider (CSSP) operations, mission-focused innovation, and a people first culture…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 19 | 119 contacts → | ||||
Exact match “SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 20 | 112 contacts → | ||||
Exact match “DirectDefense provides enterprise risk assessments, penetration testing, ICS/SCADA security services, and 24/7 managed security services for companies of all sizes.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 21 | 106 contacts → | ||||
Exact match “West Advanced Technologies, Inc.(WATI) is a California-headquartered technology solutions provider, delivering 100% success for clients from government agencies, tech companies…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 22 | 100 contacts → | ||||
Exact match “TrustedSec is an end-to-end security consulting company that provides customized services to build client-defined success.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 23 | 93 contacts → | ||||
Exact match “At Golden West Technologies, we go beyond providing technology solutions.” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 24 | 91 contacts → | ||||
Exact match “SkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service…” Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase | |||||
| 25 | 81 contacts → | ||||
Exact match “Our Cybersecurity Specialists are highly educated and certified professionals who have utilized their extensive IT security experience to support both Fortune 500 businesses and…” Recorded in the RevenueBase company graph · Sep 1, 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 for city infrastructure”. 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 1,035 cybersecurity for city infrastructure based in the United States
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Cybersecurity for city infrastructure based in the United States at a glance
As of Sep 1, 2026Companies by employee count
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 the United States whose business descriptions match “cybersecurity for city infrastructure” 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 5,892 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 1, 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.
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 for city infrastructure”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity for city infrastructure are there based in the United States?
RevenueBase identified 1,035 company matches for cybersecurity for city infrastructure associated with the 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?
Dragos, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most cybersecurity for city infrastructure?
Houston leads with 24 company records, followed by New York (21) and Dallas (20).
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 5,892 professional contacts with verified work emails tracked across these 1,035 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 1, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,035 cybersecurity for city infrastructure based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Cybersecurity for city infrastructure by geography
- Cybersecurity for city infrastructure based in the United Kingdom
- Cybersecurity for city infrastructure based in Canada
- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany
- Cybersecurity for city infrastructure based in Spain
- Cybersecurity for city infrastructure based in Italy
- Cybersecurity for city infrastructure based in Mexico
- Cybersecurity for city infrastructure based in the Netherlands
- Cybersecurity for city infrastructure based in Israel
- Cybersecurity for city infrastructure based in South Africa
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
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- Lists A-Z
- New lists
- Cybersecurity for city infrastructure based in the United Kingdom
- Cybersecurity for city infrastructure based in Canada
- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany
Company intelligence · public preview
Top 25 cybersecurity for city infrastructure based in the 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 1,035 matching company records for cybersecurity for city infrastructure based in the United States, with 14,713 tracked contacts and 5,892 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 1, 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 for city infrastructure based in the 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 |  Dragos, INCdragos.comHQ: HQ not recorded; location: Houston, TX, United StatesReported employees: 501-1,000 | HQ not recorded; location: Houston, TX, United States | 501-1,000 | Exact match | 544 contacts → |
“Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Vc3vc3.comHQ: HQ not recorded; location: Memphis, TN, United StatesReported employees: 501-1,000 | HQ not recorded; location: Memphis, TN, United States | 501-1,000 | Exact match | 517 contacts → |
“VC3 is a managed IT and cybersecurity services provider serving organizations throughout the US and Canada.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Ultraviolet Cyberuvcyber.comHQ: HQ not recorded; location: Phoenix, AZ, United StatesReported employees: 501-1,000 | HQ not recorded; location: Phoenix, AZ, United States | 501-1,000 | Exact match | 517 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Securityhqsecurityhq.comHQ: HQ not recorded; location: New York, NY, United StatesReported employees: 501-1,000 | HQ not recorded; location: New York, NY, United States | 501-1,000 | Exact match | 492 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Mnemonicmnemonic.ioHQ: HQ not recorded; location: Redwood City, CA, United StatesReported employees: 201-500 | HQ not recorded; location: Redwood City, CA, United States | 201-500 | Exact match | 345 contacts → |
“With offices in Oslo, Stavanger, Trondheim, Stockholm, Copenhagen, Utrecht and London, we deliver cybersecurity services across Europe.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Logicallylogically.comHQ: HQ not recorded; location: Danbury, CT, United StatesReported employees: 201-500 | HQ not recorded; location: Danbury, CT, United States | 201-500 | Exact match | 307 contacts → |
“Welcome to Logically.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cipher A Prosegur Companycipher.comHQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 294 contacts → |
“We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Lumifilumificyber.comHQ: HQ not recorded; location: Scottsdale, AZ, United StatesReported employees: 51-200 | HQ not recorded; location: Scottsdale, AZ, United States | 51-200 | Exact match | 247 contacts → |
“Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Epsilon Inc., An American Systems Companyepsilon-inc.comHQ: HQ not recorded; location: Greenville, SC, United StatesReported employees: 201-500 | HQ not recorded; location: Greenville, SC, United States | 201-500 | Exact match | 225 contacts → |
“Epsilon, an AMERICAN SYSTEMS company, began with a simple yet powerful mission: to make IT empower people-not frustrate them.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Veherevehere.comHQ: HQ not recorded; location: San Francisco, CA, United StatesReported employees: 201-500 | HQ not recorded; location: San Francisco, CA, United States | 201-500 | Exact match | 210 contacts → |
“Vehere is an AI cybersecurity company operating at the intersection of national security and enterprise security.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Netdata Cybersecuritynetdatanetworks.comHQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 209 contacts → |
“Netdata is a leading global cybersecurity services partner with more than 200 certified engineers and over 1,500 certifications, widely recognized as a partner of Palo Alto…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Deepseasdeepseas.comHQ: HQ not recorded; location: United StatesReported employees: 201-500 | HQ not recorded; location: United States | 201-500 | Exact match | 185 contacts → |
“With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Cyber Advisorscyberadvisors.comHQ: HQ not recorded; location: Maple Grove, MN, United StatesReported employees: 201-500 | HQ not recorded; location: Maple Grove, MN, United States | 201-500 | Exact match | 180 contacts → |
“Cyber Advisors is a nationwide leader in cyber security, providing a comprehensive range of Offensive, Defensive, and Risk Management services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Hitachi Cyberhitachicyber.comHQ: HQ not recorded; location: Santa Clara, CA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Santa Clara, CA, United States | 501-1,000 | Exact match | 161 contacts → |
“Hitachi Systems Trusted Cyber Management Inc.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | At&t Cybersecuritycybersecurity.att.com HQ: HQ not recorded; location: Dallas, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Dallas, TX, United States | 1,001-5,000 | Exact match | 158 contacts → |
“AT & T Cybersecurity’s Edge-to-Edge technologies provide phenomenal threat intelligence, collaborative defense, security without the seams, and solutions that fit your business.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Valiant Solutionsvaliantsolutions.comHQ: HQ not recorded; location: Mclean, VA, United StatesReported employees: 201-500 | HQ not recorded; location: Mclean, VA, United States | 201-500 | Exact match | 156 contacts → |
“Valiant Solutions, LLC stands out as a premier provider of Cybersecurity and IT services aiding the Federal Government in staying ahead of complex information security challenges.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Helpsystemsfortra.comHQ: HQ not recorded; location: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 132 contacts → |
“HelpSystems has long been known for helping organizations become more secure and autonomous.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Adapt Forwardadaptforward.comHQ: HQ not recorded; location: North Charleston, SC, United StatesReported employees: 51-200 | HQ not recorded; location: North Charleston, SC, United States | 51-200 | Exact match | 130 contacts → |
“Adapt Forward helps government agencies outpace adversaries through proven Cybersecurity Service Provider (CSSP) operations, mission-focused innovation, and a people first culture…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Sealing Technologies, A Parsons Companysealingtech.comHQ: HQ not recorded; location: Columbia, MD, United StatesReported employees: 51-200 | HQ not recorded; location: Columbia, MD, United States | 51-200 | Exact match | 119 contacts → |
“SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Directdefensedirectdefense.comHQ: HQ not recorded; location: Denver, CO, United StatesReported employees: 51-200 | HQ not recorded; location: Denver, CO, United States | 51-200 | Exact match | 112 contacts → |
“DirectDefense provides enterprise risk assessments, penetration testing, ICS/SCADA security services, and 24/7 managed security services for companies of all sizes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  WATIwati.comHQ: HQ not recorded; location: Sacramento, CA, United StatesReported employees: 201-500 | HQ not recorded; location: Sacramento, CA, United States | 201-500 | Exact match | 106 contacts → |
“West Advanced Technologies, Inc.(WATI) is a California-headquartered technology solutions provider, delivering 100% success for clients from government agencies, tech companies…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Trustedsectrustedsec.comHQ: HQ not recorded; location: Fairlawn, OH, United StatesReported employees: 51-200 | HQ not recorded; location: Fairlawn, OH, United States | 51-200 | Exact match | 100 contacts → |
“TrustedSec is an end-to-end security consulting company that provides customized services to build client-defined success.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Golden West Technologiesgwtis.comHQ: HQ not recorded; location: Rapid City, SD, United StatesReported employees: 51-200 | HQ not recorded; location: Rapid City, SD, United States | 51-200 | Exact match | 93 contacts → |
“At Golden West Technologies, we go beyond providing technology solutions.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Skyepoint Decisions, INCskyepoint.comHQ: HQ not recorded; location: Dulles, VA, United StatesReported employees: 51-200 | HQ not recorded; location: Dulles, VA, United States | 51-200 | Exact match | 91 contacts → |
“SkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Techguard Securitytechguard.comHQ: HQ not recorded; location: Ofallon, IL, United StatesReported employees: 51-200 | HQ not recorded; location: Ofallon, IL, United States | 51-200 | Exact match | 81 contacts → |
“Our Cybersecurity Specialists are highly educated and certified professionals who have utilized their extensive IT security experience to support both Fortune 500 businesses and…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,035 company matches
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Cybersecurity for city infrastructure: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
1,030 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 ↗
Questions about this company list
What does Exact match mean for cybersecurity for city infrastructure?
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 for city infrastructure did RevenueBase find based in the United States?
The saved snapshot records 1,035 matching company records, 14,713 tracked contacts and 5,892 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 1, 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 for city infrastructure by geography
- Cybersecurity for city infrastructure based in the United Kingdom
- Cybersecurity for city infrastructure based in Canada
- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany
- Cybersecurity for city infrastructure based in Spain
- Cybersecurity for city infrastructure based in Italy
- Cybersecurity for city infrastructure based in Mexico
- Cybersecurity for city infrastructure based in the Netherlands
- Cybersecurity for city infrastructure based in Israel
- Cybersecurity for city infrastructure based in South Africa
Cite this list
RevenueBase Data Team. Top 25 cybersecurity for city infrastructure based in the United States. Snapshot: September 1, 2026. https://revenuebase.ai/companies/cybersecurity-for-city-infrastructure/united-states.
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 for city infrastructure based in the United Kingdom
- Cybersecurity for city infrastructure based in Canada
- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany
Company intelligence · public preview
Top 25 cybersecurity for city infrastructure based in the United States
RevenueBase records 1,035 matching company records for cybersecurity for city infrastructure based in the United States, with 14,713 tracked contacts and 5,892 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 1, 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 for city infrastructure based in the 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 | Dragos, INCdragos.com HQ: HQ not recorded; location: Houston, TX, United StatesReported employees: 501-1,000 | HQ not recorded; location: Houston, TX, United States | 501-1,000 | Exact match | 544 contacts → |
“Dragos provides the most effective OT cybersecurity technology for industrial and critical infrastructure to deliver on our global mission: to safeguard civilization.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Vc3vc3.com HQ: HQ not recorded; location: Memphis, TN, United StatesReported employees: 501-1,000 | HQ not recorded; location: Memphis, TN, United States | 501-1,000 | Exact match | 517 contacts → |
“VC3 is a managed IT and cybersecurity services provider serving organizations throughout the US and Canada.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Ultraviolet Cyberuvcyber.com HQ: HQ not recorded; location: Phoenix, AZ, United StatesReported employees: 501-1,000 | HQ not recorded; location: Phoenix, AZ, United States | 501-1,000 | Exact match | 517 contacts → |
“UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Securityhqsecurityhq.com HQ: HQ not recorded; location: New York, NY, United StatesReported employees: 501-1,000 | HQ not recorded; location: New York, NY, United States | 501-1,000 | Exact match | 492 contacts → |
“SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Mnemonicmnemonic.io HQ: HQ not recorded; location: Redwood City, CA, United StatesReported employees: 201-500 | HQ not recorded; location: Redwood City, CA, United States | 201-500 | Exact match | 345 contacts → |
“With offices in Oslo, Stavanger, Trondheim, Stockholm, Copenhagen, Utrecht and London, we deliver cybersecurity services across Europe.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Logicallylogically.com HQ: HQ not recorded; location: Danbury, CT, United StatesReported employees: 201-500 | HQ not recorded; location: Danbury, CT, United States | 201-500 | Exact match | 307 contacts → |
“Welcome to Logically.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cipher A Prosegur Companycipher.com HQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 294 contacts → |
“We are Cipher, a company from the Prosegur group specializing in Cybersecurity.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Lumifilumificyber.com HQ: HQ not recorded; location: Scottsdale, AZ, United StatesReported employees: 51-200 | HQ not recorded; location: Scottsdale, AZ, United States | 51-200 | Exact match | 247 contacts → |
“Lumifi Cyber helps organizations illuminate their cyber defense with continuous protection across the full security lifecycle.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Epsilon Inc., An American Systems Companyepsilon-inc.com HQ: HQ not recorded; location: Greenville, SC, United StatesReported employees: 201-500 | HQ not recorded; location: Greenville, SC, United States | 201-500 | Exact match | 225 contacts → |
“Epsilon, an AMERICAN SYSTEMS company, began with a simple yet powerful mission: to make IT empower people-not frustrate them.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Veherevehere.com HQ: HQ not recorded; location: San Francisco, CA, United StatesReported employees: 201-500 | HQ not recorded; location: San Francisco, CA, United States | 201-500 | Exact match | 210 contacts → |
“Vehere is an AI cybersecurity company operating at the intersection of national security and enterprise security.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Netdata Cybersecuritynetdatanetworks.com HQ: HQ not recorded; location: Miami, FL, United StatesReported employees: 201-500 | HQ not recorded; location: Miami, FL, United States | 201-500 | Exact match | 209 contacts → |
“Netdata is a leading global cybersecurity services partner with more than 200 certified engineers and over 1,500 certifications, widely recognized as a partner of Palo Alto…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Deepseasdeepseas.com HQ: HQ not recorded; location: United StatesReported employees: 201-500 | HQ not recorded; location: United States | 201-500 | Exact match | 185 contacts → |
“With 30 years of experience in cyber defense, DeepSeas is trusted by nearly clients around the world, including Fortune 100 enterprises and mid-market organizations, municipality…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Cyber Advisorscyberadvisors.com HQ: HQ not recorded; location: Maple Grove, MN, United StatesReported employees: 201-500 | HQ not recorded; location: Maple Grove, MN, United States | 201-500 | Exact match | 180 contacts → |
“Cyber Advisors is a nationwide leader in cyber security, providing a comprehensive range of Offensive, Defensive, and Risk Management services.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Hitachi Cyberhitachicyber.com HQ: HQ not recorded; location: Santa Clara, CA, United StatesReported employees: 501-1,000 | HQ not recorded; location: Santa Clara, CA, United States | 501-1,000 | Exact match | 161 contacts → |
“Hitachi Systems Trusted Cyber Management Inc.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | At&t Cybersecuritycybersecurity.att.com HQ: HQ not recorded; location: Dallas, TX, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Dallas, TX, United States | 1,001-5,000 | Exact match | 158 contacts → |
“AT & T Cybersecurity’s Edge-to-Edge technologies provide phenomenal threat intelligence, collaborative defense, security without the seams, and solutions that fit your business.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Valiant Solutionsvaliantsolutions.com HQ: HQ not recorded; location: Mclean, VA, United StatesReported employees: 201-500 | HQ not recorded; location: Mclean, VA, United States | 201-500 | Exact match | 156 contacts → |
“Valiant Solutions, LLC stands out as a premier provider of Cybersecurity and IT services aiding the Federal Government in staying ahead of complex information security challenges.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Helpsystemsfortra.com HQ: HQ not recorded; location: Eden Prairie, MN, United StatesReported employees: 1,001-5,000 | HQ not recorded; location: Eden Prairie, MN, United States | 1,001-5,000 | Exact match | 132 contacts → |
“HelpSystems has long been known for helping organizations become more secure and autonomous.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Adapt Forwardadaptforward.com HQ: HQ not recorded; location: North Charleston, SC, United StatesReported employees: 51-200 | HQ not recorded; location: North Charleston, SC, United States | 51-200 | Exact match | 130 contacts → |
“Adapt Forward helps government agencies outpace adversaries through proven Cybersecurity Service Provider (CSSP) operations, mission-focused innovation, and a people first culture…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Sealing Technologies, A Parsons Companysealingtech.com HQ: HQ not recorded; location: Columbia, MD, United StatesReported employees: 51-200 | HQ not recorded; location: Columbia, MD, United States | 51-200 | Exact match | 119 contacts → |
“SealingTech, a Parsons Company, rapidly delivers innovative, agile cybersecurity solutions that modernize, protect, and defend the networks and systems of the federal government…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Directdefensedirectdefense.com HQ: HQ not recorded; location: Denver, CO, United StatesReported employees: 51-200 | HQ not recorded; location: Denver, CO, United States | 51-200 | Exact match | 112 contacts → |
“DirectDefense provides enterprise risk assessments, penetration testing, ICS/SCADA security services, and 24/7 managed security services for companies of all sizes.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | WATIwati.com HQ: HQ not recorded; location: Sacramento, CA, United StatesReported employees: 201-500 | HQ not recorded; location: Sacramento, CA, United States | 201-500 | Exact match | 106 contacts → |
“West Advanced Technologies, Inc.(WATI) is a California-headquartered technology solutions provider, delivering 100% success for clients from government agencies, tech companies…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trustedsectrustedsec.com HQ: HQ not recorded; location: Fairlawn, OH, United StatesReported employees: 51-200 | HQ not recorded; location: Fairlawn, OH, United States | 51-200 | Exact match | 100 contacts → |
“TrustedSec is an end-to-end security consulting company that provides customized services to build client-defined success.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Golden West Technologiesgwtis.com HQ: HQ not recorded; location: Rapid City, SD, United StatesReported employees: 51-200 | HQ not recorded; location: Rapid City, SD, United States | 51-200 | Exact match | 93 contacts → |
“At Golden West Technologies, we go beyond providing technology solutions.” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Skyepoint Decisions, INCskyepoint.com HQ: HQ not recorded; location: Dulles, VA, United StatesReported employees: 51-200 | HQ not recorded; location: Dulles, VA, United States | 51-200 | Exact match | 91 contacts → |
“SkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Techguard Securitytechguard.com HQ: HQ not recorded; location: Ofallon, IL, United StatesReported employees: 51-200 | HQ not recorded; location: Ofallon, IL, United States | 51-200 | Exact match | 81 contacts → |
“Our Cybersecurity Specialists are highly educated and certified professionals who have utilized their extensive IT security experience to support both Fortune 500 businesses and…” Recorded description excerpt · September 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Cybersecurity for city infrastructure: dataset insights
September 1, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
1,030 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 1, 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 ↗
Questions about this company list
What does Exact match mean for cybersecurity for city infrastructure?
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 for city infrastructure did RevenueBase find based in the United States?
The saved snapshot records 1,035 matching company records, 14,713 tracked contacts and 5,892 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 1, 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 for city infrastructure by geography
- Cybersecurity for city infrastructure based in the United Kingdom
- Cybersecurity for city infrastructure based in Canada
- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany
- Cybersecurity for city infrastructure based in Spain
- Cybersecurity for city infrastructure based in Italy
- Cybersecurity for city infrastructure based in Mexico
- Cybersecurity for city infrastructure based in the Netherlands
- Cybersecurity for city infrastructure based in Israel
- Cybersecurity for city infrastructure based in South Africa
Cite this list
RevenueBase Data Team. Top 25 cybersecurity for city infrastructure based in the United States. Snapshot: September 1, 2026. https://revenuebase.ai/companies/cybersecurity-for-city-infrastructure/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Cybersecurity for city infrastructure based in the United Kingdom
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- Cybersecurity for city infrastructure based in France
- Cybersecurity for city infrastructure based in Australia
- Cybersecurity for city infrastructure based in Brazil
- Cybersecurity for city infrastructure based in Germany