Company lists · Data refreshed November 2026

Top 25 Security engineering staffing companies based in the United States

RevenueBase identified 2,524 company matches for security engineering staffing companies associated with the United States as of November 2026 and tracks 45,324 professional contacts across them, including 7,512 with verified work emails. New York is the largest hub.

This list covers company matches for security engineering staffing companies 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 November 5, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
2,524Companies
45,324Contacts tracked
7,512Verified emails
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The 25 largest security engineering staffing companies based in the United States

Ranked by team size
Top 25 of 2,524 company matches for security engineering staffing companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGreenville, United StatesHQ recorded Nov 5, 2026201-5001,274 contacts →

Exact match

“TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchChicago, IL, United StatesHQ recorded Nov 5, 20261,001-5,0001,209 contacts →

Exact match

“At Titan Security Group, we understand that each client is unique, with specific security needs shaped by the type of property and its location.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchAshburn, VA, United StatesHQ recorded Nov 5, 2026501-1,000676 contacts →

Exact match

“Telos Corporation (NASDAQ: TLS) empowers and protects the world’s most security-conscious organizations with efficient, adaptable, and secure solutions that safeguard people…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchOrange, CA, United StatesHQ recorded Nov 5, 20265,001-10,000666 contacts →

Exact match

“A Six Sigma Company ~61 years in the industry ~Nationwide 4 million+ candidate database ~Fortune Company ~Extensive E-Recruiting capabilities ~Reference and Employment check…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Nov 5, 2026201-500592 contacts →

Exact match

“Consultadd is a leading IT staffing and workforce solutions partner, helping U.S.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchIrvine, CA, United StatesHQ recorded Nov 5, 2026201-500554 contacts →

Exact match

“CyberCoders, a division of ASGN Incorporated, is a leading permanent placement recruiting firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchSouthfield, MI, United StatesHQ recorded Nov 5, 20261,001-5,000519 contacts →

Exact match

“Trusted for Talent.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchNew York, CA, United StatesHQ recorded Nov 5, 202651-200517 contacts →

Exact match

“As the largest, national staffing agency specializing exclusively in high-end, niche IT, Tech, and Digital Marketing talent, staffing is more than just our job.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchMillersville, MD, United StatesHQ recorded Nov 5, 2026501-1,000505 contacts →

Exact match

“A premier provider of staffing solutions, Tech USA is in the top 1% of the Recruiting Industry.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBurlington, MA, United StatesHQ recorded Nov 5, 2026201-500487 contacts →

Exact match

“For the last sixty years Entegee has provided Fortune 500 and other companies with highly qualified engineering and technical personnel.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchWestchester, IL, United StatesHQ recorded Nov 5, 202651-200447 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchOverland Park, KS, United StatesHQ recorded Nov 5, 202651-200402 contacts →

Exact match

“Simply put, MCG is a full service IT staffing firm…locally owned and operated with offices in Overland Park, KS and Dallas, TX.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchSunrise, FL, United StatesHQ recorded Nov 5, 2026201-500377 contacts →

Exact match

“Since 1983, StevenDouglas has established itself as a recognized leader in providing access to top talent, driven by highly tenured and experienced professionals committed to…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchAldie, VA, United StatesHQ recorded Nov 5, 202651-200349 contacts →

Exact match

“Vyze Inc is a leading IT staffing company that helps small and big organizations acquire, engage and retain the right talents, when and how you need them, such as contract-hire…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 5, 2026201-500329 contacts →

Exact match

“Ktek Resourcing is a global staffing and recruitment firm specializing in IT, engineering, and professional services.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchFarmington, CT, United StatesHQ recorded Nov 5, 202651-200322 contacts →

Exact match

“iTech is a national IT staffing and recruiting firm.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchChicago, CA, United StatesHQ recorded Nov 5, 2026201-500281 contacts →

Exact match

“Crystal Equation (CE) is a certified Women-Owned Business that empowers people and advances technology initiatives by building trust.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchWarrenville, IL, United StatesHQ recorded Nov 5, 202651-200279 contacts →

Exact match

“IT Associates is a boutique IT staffing and recruiting firm that provides full service contract, contract for hire, direct placement, pay rolling, and co-managed services…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchWest Conshohocken, PA, United StatesHQ recorded Nov 5, 202651-200263 contacts →

Exact match

“Liberty Personnel is widely recognized as the finest direct placement and contract recruiting firm in the region.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchLewes, DE, United StatesHQ recorded Nov 5, 2026201-500251 contacts →

Exact match

“Hidani Tech is a dynamic recruitment and staffing firm focused on helping professionals achieve meaningful career growth.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchOakland, CA, United StatesHQ recorded Nov 5, 2026n/a247 contacts →

Exact match

“Founded in 1996, SVS Group was recently ranked among the Bay area's fastest-growing companies by the San Francisco Business Times.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Nov 5, 2026201-500242 contacts →

Exact match

“Welcome to Dataquad Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchEagan, MN, United StatesHQ recorded Nov 5, 2026501-1,000240 contacts →

Exact match

“C4 Technical Services knows the right people in IT and Telecom C4 Technical Services earns the trust of our clients and candidates by understanding the needs of both, matching…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchTampa, FL, United StatesHQ recorded Nov 5, 2026n/a233 contacts →

Exact match

“Anistar Technologies, a subsidiary of NSC, is a national infrastructure staffing company, dedicated to our client partners in networking, structured cabling, audio/visual…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchDes Plaines, FL, United StatesHQ recorded Nov 5, 20261,001-5,000224 contacts →

Exact match

“As the U.S.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 2,524 security engineering staffing companies based in the United States

See the full list, filter by size, metro and specialty, and access 7,512 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Security engineering staffing companies based in the United States at a glance

As of Nov 5, 2026
16.6%Verified-email coverage
18.0Average contacts per company
11-50Median size (employees)
3.9%Largest-city concentration · New York
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
1,162
11-50
840
51-200
372
201-500
107
501-1,000
20
1,001-5,000
15
5,001-10,000
3
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 2,524 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 the United States whose business descriptions match “security engineering staffing companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 7,512 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 November 5, 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 “security engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many security engineering staffing companies are there based in the United States?

RevenueBase identified 2,524 company matches for security engineering staffing companies associated with the United States as of November 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?

TRS Staffing Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most security engineering staffing companies?

New York leads with 99 company records, followed by Austin (66) and Dallas (58).

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 7,512 professional contacts with verified work emails tracked across these 2,524 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 November 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 2,524 security engineering staffing companies based in the United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.