Company lists · Data refreshed September 2026
Top 25 Information security staffing firms based in Denver, United States
RevenueBase identified 51 company matches for information security staffing firms associated with Denver, United States as of September 2026 and tracks 588 professional contacts across them, including 203 with verified work emails. Across the United States, New York is the largest hub for this category (178 companies); Denver has 51.
This list covers company matches for information security staffing firms associated with Denver, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest information security staffing firms based in Denver, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 111 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 28, 2026 · View company records in RevenueBase | |||||
| 2 | 48 contacts → | ||||
Exact match “Accuvant is a leading provider of information security services and solutions serving enterprise-class organizations across North America.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 42 contacts → | ||||
Exact match “IT Consulting and IT Placement Founded in 2009, the Doyle Group is a technology staffing consultant firm that helps start-ups to Fortune 500 companies overcome their most complex…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 36 contacts → | ||||
Exact match “Since Remy Corporation has specialized in delivering top-tier Information Technology professionals across all industries and roles.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 33 contacts → | ||||
Exact match “Emerge has quickly risen as one of the nation's leading search and staffing firms as we are dedicated to outstanding customer service and client delivery.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 31 contacts → | ||||
Exact match “Who We Are PrimeSource is the largest Colorado-based staffing provider partnering with thousands of employees and hundreds of clients annually.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “We help teams hire technical talent with clarity and confidence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 18 contacts → | ||||
Exact match “Alchemy Security is a boutique cybersecurity firm dedicated to giving organizations a Defender's Advantage through a suite of innovative products and services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 13 contacts → | ||||
Exact match “Point Solutions Security was born from a belief that anything is possible when you step outside your comfort zone and push boundaries.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 12 contacts → | ||||
Exact match “Semper Sec is a cyber security consulting firm that helps businesses build security programs and navigate compliance in order maintain competitive advantage.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Since 1997, Martin Alexander has been partnering with Security, Fire and Low-Voltage companies to find, attract and secure the strongest talent.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “MHR Partners is a managed recruiting services firm specializing in staff augmentation, direct hire, and on-demand sourcing and recruiting support for the Information Security…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 9 contacts → | ||||
Exact match “Razor Technical Staffing specializes in Information Technology, Applications, and Engineering.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 4 contacts → | ||||
Exact match “At Cypress Data Defense, our goal is to help organizations secure their IT and Application Development Operations using a pragmatic, risk-based approach.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “We help companies (1) Source candidates (2) Confirm ONSITE availability (3) Confirm candidate SALARY requirements (4) Check references (5) Background checks (6) Schedule all…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Empower your team with our experienced staffing experts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Ironline Security is a vendor-agnostic consultancy that helps solve your information security problems.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “Security Pursuit provides computer security services to help organizations protect their business-critical information systems.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “For over twenty years, one of Ki Security and Compliance Group’s primary focuses has been combating ever expanding threats on enterprise networks and across the internet.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “Founded in 2020, Dynamic Placement Services is a reputable boutique direct hire/permanent placement staffing firm with a focus on delivery.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “We focus on Security Breach Prevention\Simulation, Staff Training, Disaster Recovery Planning & Data Backups Analysis Local IT is the G.P.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “Delivering full service small business IT support and protecting Colorado small businesses from malware and cyber-related risk.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “For over 5 years we've helped companies of all size with their IT staffing needs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “Digital Silence is a world-class provider of information security research and consulting services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Cybersecurity recruitment agency partnering with individuals and organizations dedicated to providing the best cybersecurity talent in the industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “information security staffing firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 51 information security staffing firms based in Denver, United States
See the full list, filter by size, metro and specialty, and access 203 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Information security staffing firms based in Denver, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 51 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 Denver, United States whose business descriptions match “information security staffing firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 203 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Information security staffing firms by metro in the United States
- Information security staffing firms in New York178
- Information security staffing firms in Dallas96
- Information security staffing firms in Houston91
- Information security staffing firms in Atlanta90
- Information security staffing firms in Austin88
- Information security staffing firms in Chicago61
- Information security staffing firms in Tampa61
- Information security staffing firms in San Francisco60
- Information security staffing firms in Washington51
- Information security staffing firms in Los Angeles47
- Information security staffing firms in Boston46
- Information security staffing firms in Miami45
- Information security staffing firms in Charlotte44
- Information security staffing firms in San Diego44
- Information security staffing firms in Irving39
- Information security staffing firms in Phoenix37
- Information security staffing firms in Arlington34
- Information security staffing firms in Wilmington34
- Information security staffing firms in Ashburn31
- Information security staffing firms in Plano29
- Information security staffing firms in San Jose27
- Information security staffing firms in Alpharetta26
- Information security staffing firms in Fort Lauderdale25
- Information security staffing firms in Herndon25
- Information security staffing firms in Seattle25
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 “information security staffing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many information security staffing firms are there based in Denver, United States?
RevenueBase identified 51 company matches for information security staffing firms associated with Denver, 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?
Directdefense 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 information security staffing firms?
New York leads the United States with 178 company records, followed by Dallas (96) and Houston (91). Denver has 51.
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 203 professional contacts with verified work emails tracked across these 51 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 51 information security staffing firms based in Denver, United States. Start with a free account, no credit card.
Download this list →Related lists
Information security staffing firms by geography
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- Information security staffing firms based in Sydney, Australia
- Information security staffing firms based in Sao Paulo, Brazil
- Information security staffing firms based in Montreal, Canada
- Information security staffing firms based in Toronto, Canada
- Information security staffing firms based in Paris, France
- Information security staffing firms based in Berlin, Germany
- Information security staffing firms based in Ahmedabad, India
- Information security staffing firms based in Bangalore, India
- Information security staffing firms based in Chennai, India
- Information security staffing firms based in Hyderabad, India
- Information security staffing firms based in Mumbai, India
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 25 information security staffing firms based in Denver, 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 51 matching company records for information security staffing firms based in Denver, United States, with 588 tracked contacts and 203 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 information security staffing firms based in Denver, 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 |  Directdefensedirectdefense.comHQ: Denver, CO, United StatesReported employees: 51-200 | Denver, CO, United States | 51-200 | Exact match | 111 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Accuvantaccuvant.comHQ: Denver, CO, United StatesReported employees: 501-1,000 | Denver, CO, United States | 501-1,000 | Exact match | 48 contacts → |
“Accuvant is a leading provider of information security services and solutions serving enterprise-class organizations across North America.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  The Doyle Groupdoylegroup-it.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 42 contacts → |
“IT Consulting and IT Placement Founded in 2009, the Doyle Group is a technology staffing consultant firm that helps start-ups to Fortune 500 companies overcome their most complex…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Remycorporationremycorp.comHQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 36 contacts → |
“Since Remy Corporation has specialized in delivering top-tier Information Technology professionals across all industries and roles.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Emergeemergeprofessional.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 33 contacts → |
“Emerge has quickly risen as one of the nation's leading search and staffing firms as we are dedicated to outstanding customer service and client delivery.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Primesource Staffingprimesourcestaffing.com HQ: Denver, CO, United StatesReported employees: 1,001-5,000 | Denver, CO, United States | 1,001-5,000 | Exact match | 31 contacts → |
“Who We Are PrimeSource is the largest Colorado-based staffing provider partnering with thousands of employees and hundreds of clients annually.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Prodigy Resourcesprodigyr.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 29 contacts → |
“We help teams hire technical talent with clarity and confidence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Alchemy Security, LLCalchemysecurity.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 18 contacts → |
“Alchemy Security is a boutique cybersecurity firm dedicated to giving organizations a Defender's Advantage through a suite of innovative products and services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Point Solutions Securitypointsolutions-security.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 13 contacts → |
“Point Solutions Security was born from a belief that anything is possible when you step outside your comfort zone and push boundaries.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Semper SECsempersec.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 12 contacts → |
“Semper Sec is a cyber security consulting firm that helps businesses build security programs and navigate compliance in order maintain competitive advantage.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Martin Alexandermartinalexander.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 11 contacts → |
“Since 1997, Martin Alexander has been partnering with Security, Fire and Low-Voltage companies to find, attract and secure the strongest talent.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  MHR Partnersmhrpartners.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 10 contacts → |
“MHR Partners is a managed recruiting services firm specializing in staff augmentation, direct hire, and on-demand sourcing and recruiting support for the Information Security…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Razor Technical Staffingrazortechnical.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 9 contacts → |
“Razor Technical Staffing specializes in Information Technology, Applications, and Engineering.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Cypress Data Defensecypressdatadefense.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 4 contacts → |
“At Cypress Data Defense, our goal is to help organizations secure their IT and Application Development Operations using a pragmatic, risk-based approach.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Expect Technical Staffingexpectllc.comHQ: Denver, United StatesReported employees: 1-10 | Denver, United States | 1-10 | Exact match | 3 contacts → |
“We help companies (1) Source candidates (2) Confirm ONSITE availability (3) Confirm candidate SALARY requirements (4) Check references (5) Background checks (6) Schedule all…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  KF Search Groupkfsearchgroup.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Empower your team with our experienced staffing experts.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ironline Securityironlinesec.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Ironline Security is a vendor-agnostic consultancy that helps solve your information security problems.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Security Pursuit, LLCsecuritypursuit.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Security Pursuit provides computer security services to help organizations protect their business-critical information systems.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  KI Security And Compliance Groupkisecurity.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 2 contacts → |
“For over twenty years, one of Ki Security and Compliance Group’s primary focuses has been combating ever expanding threats on enterprise networks and across the internet.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Dynamic Placement Services, LLCconnectdynamic.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“Founded in 2020, Dynamic Placement Services is a reputable boutique direct hire/permanent placement staffing firm with a focus on delivery.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Lucca Veterinary Data Securitylucca.vetHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“We focus on Security Breach Prevention\Simulation, Staff Training, Disaster Recovery Planning & Data Backups Analysis Local IT is the G.P.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  ZEN Technology Solutionszentechnologysolutions.comHQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“Delivering full service small business IT support and protecting Colorado small businesses from malware and cyber-related risk.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Sumtiosumtio.comHQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 1 contacts → |
“For over 5 years we've helped companies of all size with their IT staffing needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Digital Silencedigitalsilence.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 1 contacts → |
“Digital Silence is a world-class provider of information security research and consulting services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Securetalent Partnerssecuretalentpartners.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 1 contacts → |
“Cybersecurity recruitment agency partnering with individuals and organizations dedicated to providing the best cybersecurity talent in the industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
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Information security staffing firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
51 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 Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 51 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Information security staffing firms by metro in the United States
- Information security staffing firms in New York178
- Information security staffing firms in Dallas96
- Information security staffing firms in Houston91
- Information security staffing firms in Atlanta90
- Information security staffing firms in Austin88
- Information security staffing firms in Chicago61
- Information security staffing firms in Tampa61
- Information security staffing firms in San Francisco60
- Information security staffing firms in Washington51
- Information security staffing firms in Los Angeles47
- Information security staffing firms in Boston46
- Information security staffing firms in Miami45
- Information security staffing firms in Charlotte44
- Information security staffing firms in San Diego44
- Information security staffing firms in Irving39
- Information security staffing firms in Phoenix37
- Information security staffing firms in Arlington34
- Information security staffing firms in Wilmington34
- Information security staffing firms in Ashburn31
- Information security staffing firms in Plano29
- Information security staffing firms in San Jose27
- Information security staffing firms in Alpharetta26
- Information security staffing firms in Fort Lauderdale25
- Information security staffing firms in Herndon25
- Information security staffing firms in Seattle25
Questions about this company list
What does Exact match mean for information security staffing firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many information security staffing firms did RevenueBase find based in Denver, United States?
The saved snapshot records 51 matching company records, 588 tracked contacts and 203 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Information security staffing firms by geography
- Information security staffing firms based in Melbourne, Australia
- Information security staffing firms based in Sydney, Australia
- Information security staffing firms based in Sao Paulo, Brazil
- Information security staffing firms based in Montreal, Canada
- Information security staffing firms based in Toronto, Canada
- Information security staffing firms based in Paris, France
- Information security staffing firms based in Berlin, Germany
- Information security staffing firms based in Ahmedabad, India
- Information security staffing firms based in Bangalore, India
- Information security staffing firms based in Chennai, India
- Information security staffing firms based in Hyderabad, India
- Information security staffing firms based in Mumbai, India
Cite this list
RevenueBase Data Team. Top 25 information security staffing firms based in Denver, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/information-security-staffing-firms/united-states/denver.
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
- Information security staffing firms based in Melbourne, Australia
- Information security staffing firms based in Sydney, Australia
- Information security staffing firms based in Sao Paulo, Brazil
- Information security staffing firms based in Montreal, Canada
- Information security staffing firms based in Toronto, Canada
- Information security staffing firms based in Paris, France
Company intelligence · public preview
Top 25 information security staffing firms based in Denver, United States
RevenueBase records 51 matching company records for information security staffing firms based in Denver, United States, with 588 tracked contacts and 203 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 information security staffing firms based in Denver, 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 | Directdefensedirectdefense.com HQ: Denver, CO, United StatesReported employees: 51-200 | Denver, CO, United States | 51-200 | Exact match | 111 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Accuvantaccuvant.com HQ: Denver, CO, United StatesReported employees: 501-1,000 | Denver, CO, United States | 501-1,000 | Exact match | 48 contacts → |
“Accuvant is a leading provider of information security services and solutions serving enterprise-class organizations across North America.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | The Doyle Groupdoylegroup-it.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 42 contacts → |
“IT Consulting and IT Placement Founded in 2009, the Doyle Group is a technology staffing consultant firm that helps start-ups to Fortune 500 companies overcome their most complex…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Remycorporationremycorp.com HQ: Denver, CO, United StatesReported employees: 201-500 | Denver, CO, United States | 201-500 | Exact match | 36 contacts → |
“Since Remy Corporation has specialized in delivering top-tier Information Technology professionals across all industries and roles.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Emergeemergeprofessional.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 33 contacts → |
“Emerge has quickly risen as one of the nation's leading search and staffing firms as we are dedicated to outstanding customer service and client delivery.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Primesource Staffingprimesourcestaffing.com HQ: Denver, CO, United StatesReported employees: 1,001-5,000 | Denver, CO, United States | 1,001-5,000 | Exact match | 31 contacts → |
“Who We Are PrimeSource is the largest Colorado-based staffing provider partnering with thousands of employees and hundreds of clients annually.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Prodigy Resourcesprodigyr.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 29 contacts → |
“We help teams hire technical talent with clarity and confidence.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Alchemy Security, LLCalchemysecurity.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 18 contacts → |
“Alchemy Security is a boutique cybersecurity firm dedicated to giving organizations a Defender's Advantage through a suite of innovative products and services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Point Solutions Securitypointsolutions-security.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 13 contacts → |
“Point Solutions Security was born from a belief that anything is possible when you step outside your comfort zone and push boundaries.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Semper SECsempersec.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 12 contacts → |
“Semper Sec is a cyber security consulting firm that helps businesses build security programs and navigate compliance in order maintain competitive advantage.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Martin Alexandermartinalexander.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 11 contacts → |
“Since 1997, Martin Alexander has been partnering with Security, Fire and Low-Voltage companies to find, attract and secure the strongest talent.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | MHR Partnersmhrpartners.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 10 contacts → |
“MHR Partners is a managed recruiting services firm specializing in staff augmentation, direct hire, and on-demand sourcing and recruiting support for the Information Security…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Razor Technical Staffingrazortechnical.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 9 contacts → |
“Razor Technical Staffing specializes in Information Technology, Applications, and Engineering.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Cypress Data Defensecypressdatadefense.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 4 contacts → |
“At Cypress Data Defense, our goal is to help organizations secure their IT and Application Development Operations using a pragmatic, risk-based approach.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Expect Technical Staffingexpectllc.com HQ: Denver, United StatesReported employees: 1-10 | Denver, United States | 1-10 | Exact match | 3 contacts → |
“We help companies (1) Source candidates (2) Confirm ONSITE availability (3) Confirm candidate SALARY requirements (4) Check references (5) Background checks (6) Schedule all…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | KF Search Groupkfsearchgroup.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Empower your team with our experienced staffing experts.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ironline Securityironlinesec.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Ironline Security is a vendor-agnostic consultancy that helps solve your information security problems.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Security Pursuit, LLCsecuritypursuit.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 3 contacts → |
“Security Pursuit provides computer security services to help organizations protect their business-critical information systems.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | KI Security And Compliance Groupkisecurity.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 2 contacts → |
“For over twenty years, one of Ki Security and Compliance Group’s primary focuses has been combating ever expanding threats on enterprise networks and across the internet.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Dynamic Placement Services, LLCconnectdynamic.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“Founded in 2020, Dynamic Placement Services is a reputable boutique direct hire/permanent placement staffing firm with a focus on delivery.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Lucca Veterinary Data Securitylucca.vet HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“We focus on Security Breach Prevention\Simulation, Staff Training, Disaster Recovery Planning & Data Backups Analysis Local IT is the G.P.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | ZEN Technology Solutionszentechnologysolutions.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 2 contacts → |
“Delivering full service small business IT support and protecting Colorado small businesses from malware and cyber-related risk.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Sumtiosumtio.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 1 contacts → |
“For over 5 years we've helped companies of all size with their IT staffing needs.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Digital Silencedigitalsilence.com HQ: Denver, CO, United StatesReported employees: 11-50 | Denver, CO, United States | 11-50 | Exact match | 1 contacts → |
“Digital Silence is a world-class provider of information security research and consulting services.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Securetalent Partnerssecuretalentpartners.com HQ: Denver, CO, United StatesReported employees: 1-10 | Denver, CO, United States | 1-10 | Exact match | 1 contacts → |
“Cybersecurity recruitment agency partnering with individuals and organizations dedicated to providing the best cybersecurity talent in the industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 51 company matches
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Information security staffing firms: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
51 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 Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 51 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Information security staffing firms by metro in the United States
- Information security staffing firms in New York178
- Information security staffing firms in Dallas96
- Information security staffing firms in Houston91
- Information security staffing firms in Atlanta90
- Information security staffing firms in Austin88
- Information security staffing firms in Chicago61
- Information security staffing firms in Tampa61
- Information security staffing firms in San Francisco60
- Information security staffing firms in Washington51
- Information security staffing firms in Los Angeles47
- Information security staffing firms in Boston46
- Information security staffing firms in Miami45
- Information security staffing firms in Charlotte44
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- Information security staffing firms in Irving39
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- Information security staffing firms in Arlington34
- Information security staffing firms in Wilmington34
- Information security staffing firms in Ashburn31
- Information security staffing firms in Plano29
- Information security staffing firms in San Jose27
- Information security staffing firms in Alpharetta26
- Information security staffing firms in Fort Lauderdale25
- Information security staffing firms in Herndon25
- Information security staffing firms in Seattle25
Questions about this company list
What does Exact match mean for information security staffing firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many information security staffing firms did RevenueBase find based in Denver, United States?
The saved snapshot records 51 matching company records, 588 tracked contacts and 203 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 information security staffing firms based in Denver, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/information-security-staffing-firms/united-states/denver.
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
- Information security staffing firms based in Melbourne, Australia
- Information security staffing firms based in Sydney, Australia
- Information security staffing firms based in Sao Paulo, Brazil
- Information security staffing firms based in Montreal, Canada
- Information security staffing firms based in Toronto, Canada
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