Company lists · Data refreshed September 2026
Top 25 Clearance IT staffing agencies worldwide
RevenueBase identified 5,969 company matches for clearance IT staffing agencies worldwide as of September 2026 and tracks 141,336 professional contacts across them, including 22,694 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for clearance IT staffing agencies worldwide, 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 27, 2026. Country and city lists for clearance IT staffing agencies follow the table.
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 clearance IT staffing agencies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 10,793 contacts → | ||||
Exact match “At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 9,697 contacts → | ||||
Exact match “MANTECH is more than a technology company.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 2,128 contacts → | ||||
Exact match “We support STEM professionals looking for jobs with exceptional firms in the technology and engineering sectors.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 1,853 contacts → | ||||
Exact match “As the most successful Alaska Native village corporation, Chenega figures prominently in the diverse government services contracting marketplace supporting defense, intelligence…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 1,759 contacts → | ||||
Exact match “Loyal Source is an Orlando-based workforce solutions provider dedicated to delivering elite services worldwide.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 1,702 contacts → | ||||
Exact match “We are the largest IT staff augmentation provider in India, with employees spread across 500+ skill sets.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 1,545 contacts → | ||||
Exact match “Infotree Global was founded in 2002 in a small office in Canton, MI, Infotree Global had a clear mission; To bring the world’s best talent together with the greatest companies…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 1,480 contacts → | ||||
Exact match “ALKU® is a highly specialized consulting services firm focused on deploying highly skilled consulting resources in the areas of Technologies, HCIT, Life Sciences, and Government…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 1,480 contacts → | ||||
Exact match “At Brooksource, relationships are at the center of everything we do.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 1,386 contacts → | ||||
Exact match “System One is a leading provider of specialized, highly technical outsourced services, workforce solutions, staffing, and recruiting to critical infrastructure, technology, life…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 1,232 contacts → | ||||
Exact match “Quess IT Staffing is India’s largest IT staffing company with over 20 years of experience in placing IT professionals across 300+ companies, covering a wide range of levels and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 1,187 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 · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 1,150 contacts → | ||||
Exact match “Motion Recruitment, a Kelly® Company, delivers IT Talent Solutions for Contract, Direct Hire, Managed Solutions and Statement of Work to all of North America from our 21 delivery…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 941 contacts → | ||||
Exact match “Established in 1980, MIL provides innovative cyber, engineering, financial, and information technology services to the federal government.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 881 contacts → | ||||
Exact match “IMCS Group is an IT, Healthcare, and Professional Staffing Company that helps Enterprises optimize the business value of their Staffing investments and enables them to achieve…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 783 contacts → | ||||
Exact match “We’re stronger together.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 762 contacts → | ||||
Exact match “Integrated Resources Inc.(IRI) is a professional staffing firm specializing in contract, consulting & full time positions in the area of Information Technology, Life Science and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 757 contacts → | ||||
Exact match “Johnson Service Group, Inc.(JSG) is a leader in the staffing and consulting services industry, with 40 years of experience investing in people and companies.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 732 contacts → | ||||
Exact match “Headquartered in Washington DC Metro Area, Cynet Systems is a top talent supplier for companies across North America.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 695 contacts → | ||||
Exact match “Zenith Infotech (S) Pte Ltd.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 685 contacts → | ||||
Exact match “Consultadd is a leading IT staffing and workforce solutions partner, helping U.S.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 615 contacts → | ||||
Exact match “Att hitta rätt person till rätt plats – det är vår kärnkompetens.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 597 contacts → | ||||
Exact match “Started in 2012, ARS is a growing business serving the Department of Defense and Intelligence Community.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 591 contacts → | ||||
Exact match “CodeForce 360 is a growing IT staffing company which thrives on a seasoned team of IT experts, a palpable international presence, and the ability to leverage the best of…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 584 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 · Sep 27, 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 “clearance IT staffing agencies”. 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 5,969 clearance IT staffing agencies worldwide
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Clearance IT staffing agencies worldwide at a glance
As of Sep 27, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for clearance IT staffing agencies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “clearance IT staffing agencies” 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. 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 22,694 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 27, 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.
Clearance IT staffing agencies by location
34 lists · largest firstEvery Clearance IT staffing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clearance IT staffing agencies based in the United States3,463
- Clearance IT staffing agencies based in India428
- Clearance IT staffing agencies based in Canada202
- Clearance IT staffing agencies based in the United Kingdom176
- Clearance IT staffing agencies based in the Netherlands165
- Clearance IT staffing agencies based in Germany108
- Clearance IT staffing agencies based in Australia84
- Clearance IT staffing agencies based in Brazil44
- Clearance IT staffing agencies based in France35
- Clearance IT staffing agencies based in South Africa32
- Clearance IT staffing agencies based in Belgium27
Cities
- Clearance IT staffing agencies based in New York, United States113
- Clearance IT staffing agencies based in Hyderabad, India95
- Clearance IT staffing agencies based in Houston, United States79
- Clearance IT staffing agencies based in Dallas, United States78
- Clearance IT staffing agencies based in Austin, United States69
- Clearance IT staffing agencies based in Atlanta, United States67
- Clearance IT staffing agencies based in Irving, United States45
- Clearance IT staffing agencies based in Washington, United States45
- Clearance IT staffing agencies based in Chicago, United States43
- Clearance IT staffing agencies based in Charlotte, United States41
- Clearance IT staffing agencies based in Tampa, United States35
- Clearance IT staffing agencies based in Wilmington, United States34
- Clearance IT staffing agencies based in Denver, United States32
- Clearance IT staffing agencies based in Plano, United States31
- Clearance IT staffing agencies based in Boston, United States30
- Clearance IT staffing agencies based in Phoenix, United States30
- Clearance IT staffing agencies based in Reston, United States30
- Clearance IT staffing agencies based in Orlando, United States29
- Clearance IT staffing agencies based in Frisco, United States28
- Clearance IT staffing agencies based in San Francisco, United States28
- Clearance IT staffing agencies based in San Antonio, United States27
- Clearance IT staffing agencies based in Edison, United States26
- Clearance IT staffing agencies based in San Diego, United States26
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 “clearance IT staffing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many clearance IT staffing agencies are there worldwide?
RevenueBase identified 5,969 company matches for clearance IT staffing agencies worldwide 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?
Peraton tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most clearance IT staffing agencies?
The United States leads with 3,463 companies, followed by India (428) and Canada (202). Every clearance IT staffing agencies list by country and city is linked on this page.
Which city has the most clearance IT staffing agencies?
New York leads with 113 company records, followed by Hyderabad (95) and Houston (79).
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 22,694 professional contacts with verified work emails tracked across these 5,969 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 5,969 clearance IT staffing agencies worldwide. 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.
More company lists
Company intelligence · public preview
Top 25 clearance IT staffing agencies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 5,969 matching company records for clearance IT staffing agencies worldwide, with 141,336 tracked contacts and 22,694 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 27, 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 clearance IT staffing agencies worldwide
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 |  Peratonperaton.comHQ: Reston, VA, United StatesReported employees: 10001+ | Reston, VA, United States | 10001+ | Exact match | 10,793 contacts → |
“At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Mantechmantech.comHQ: Herndon, VA, United StatesReported employees: 5,001-10,000 | Herndon, VA, United States | 5,001-10,000 | Exact match | 9,697 contacts → |
“MANTECH is more than a technology company.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Airswiftairswift.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 2,128 contacts → |
“We support STEM professionals looking for jobs with exceptional firms in the technology and engineering sectors.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Chenega Corporationchenega.comHQ: Anchorage, AK, United StatesReported employees: 5,001-10,000 | Anchorage, AK, United States | 5,001-10,000 | Exact match | 1,853 contacts → |
“As the most successful Alaska Native village corporation, Chenega figures prominently in the diverse government services contracting marketplace supporting defense, intelligence…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Loyal Source Government Servicesloyalsource.comHQ: Orlando, FL, United StatesReported employees: 1,001-5,000 | Orlando, FL, United States | 1,001-5,000 | Exact match | 1,759 contacts → |
“Loyal Source is an Orlando-based workforce solutions provider dedicated to delivering elite services worldwide.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Magna Infotechmagna.inHQ: Bangalore, IndiaReported employees: 10001+ | Bangalore, India | 10001+ | Exact match | 1,702 contacts → |
“We are the largest IT staff augmentation provider in India, with employees spread across 500+ skill sets.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Infotree Global Solutionsinfotreeglobal.comHQ: Plymouth, MI, United StatesReported employees: 1,001-5,000 | Plymouth, MI, United States | 1,001-5,000 | Exact match | 1,545 contacts → |
“Infotree Global was founded in 2002 in a small office in Canton, MI, Infotree Global had a clear mission; To bring the world’s best talent together with the greatest companies…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  ALKUalku.comHQ: Andover, MA, United StatesReported employees: 201-500 | Andover, MA, United States | 201-500 | Exact match | 1,480 contacts → |
“ALKU® is a highly specialized consulting services firm focused on deploying highly skilled consulting resources in the areas of Technologies, HCIT, Life Sciences, and Government…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Brooksourcebrooksource.comHQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 1,480 contacts → |
“At Brooksource, relationships are at the center of everything we do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  System ONEsystemone.comHQ: Pittsburgh, PA, United StatesReported employees: 5,001-10,000 | Pittsburgh, PA, United States | 5,001-10,000 | Exact match | 1,386 contacts → |
“System One is a leading provider of specialized, highly technical outsourced services, workforce solutions, staffing, and recruiting to critical infrastructure, technology, life…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Quess IT Staffingitstaffing.quesscorp.comHQ: Bangalore, IndiaReported employees: 10001+ | Bangalore, India | 10001+ | Exact match | 1,232 contacts → |
“Quess IT Staffing is India’s largest IT staffing company with over 20 years of experience in placing IT professionals across 300+ companies, covering a wide range of levels and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  TRS Staffing Solutionstrsstaffing.comHQ: Greenville, United StatesReported employees: 201-500 | Greenville, United States | 201-500 | Exact match | 1,187 contacts → |
“TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Motion Recruitmentmotionrecruitment.comHQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 1,150 contacts → |
“Motion Recruitment, a Kelly® Company, delivers IT Talent Solutions for Contract, Direct Hire, Managed Solutions and Statement of Work to all of North America from our 21 delivery…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  The MIL Corporationmilcorp.comHQ: Bowie, MD, United StatesReported employees: 501-1,000 | Bowie, MD, United States | 501-1,000 | Exact match | 941 contacts → |
“Established in 1980, MIL provides innovative cyber, engineering, financial, and information technology services to the federal government.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Imcs Groupimcsgroup.netHQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 881 contacts → |
“IMCS Group is an IT, Healthcare, and Professional Staffing Company that helps Enterprises optimize the business value of their Staffing investments and enables them to achieve…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Signature Consultantssigconsult.comHQ: Fort Lauderdale, FL, United StatesReported employees: 1,001-5,000 | Fort Lauderdale, FL, United States | 1,001-5,000 | Exact match | 783 contacts → |
“We’re stronger together.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Integrated Resources, INC IRIirionline.comHQ: Edison, NJ, United StatesReported employees: 501-1,000 | Edison, NJ, United States | 501-1,000 | Exact match | 762 contacts → |
“Integrated Resources Inc.(IRI) is a professional staffing firm specializing in contract, consulting & full time positions in the area of Information Technology, Life Science and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  JSG Johnson Service Group, INCjsginc.comHQ: Westmont, IL, United StatesReported employees: 5,001-10,000 | Westmont, IL, United States | 5,001-10,000 | Exact match | 757 contacts → |
“Johnson Service Group, Inc.(JSG) is a leader in the staffing and consulting services industry, with 40 years of experience investing in people and companies.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Cynet Systemscynetsystems.comHQ: Sterling, VA, United StatesReported employees: 1,001-5,000 | Sterling, VA, United States | 1,001-5,000 | Exact match | 732 contacts → |
“Headquartered in Washington DC Metro Area, Cynet Systems is a top talent supplier for companies across North America.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Zenith Infotechzenithinfotech.com.sgHQ: City Hall, SingaporeReported employees: 201-500 | City Hall, Singapore | 201-500 | Exact match | 695 contacts → |
“Zenith Infotech (S) Pte Ltd.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Consultadd INCconsultadd.comHQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 685 contacts → |
“Consultadd is a leading IT staffing and workforce solutions partner, helping U.S.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Poolia Sverigepoolia.seHQ: Stockholm, SwedenReported employees: 1,001-5,000 | Stockholm, Sweden | 1,001-5,000 | Exact match | 615 contacts → |
“Att hitta rätt person till rätt plats – det är vår kärnkompetens.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Applied Research Solutionsappliedres.comHQ: Beavercreek, OH, United StatesReported employees: 501-1,000 | Beavercreek, OH, United States | 501-1,000 | Exact match | 597 contacts → |
“Started in 2012, ARS is a growing business serving the Department of Defense and Intelligence Community.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Codeforce 360codeforce.comHQ: Alpharetta, GA, United StatesReported employees: 501-1,000 | Alpharetta, GA, United States | 501-1,000 | Exact match | 591 contacts → |
“CodeForce 360 is a growing IT staffing company which thrives on a seasoned team of IT experts, a palpable international presence, and the ability to leverage the best of…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Volt Technical Resourcesvolt.comHQ: Orange, CA, United StatesReported employees: 5,001-10,000 | Orange, CA, United States | 5,001-10,000 | Exact match | 584 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,969 company matches
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Clearance IT staffing agencies: dataset insights
September 27, 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
5,963 records in the displayed employee bands.
6 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,969 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 27, 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 ↗
Clearance IT staffing agencies by location
34 lists · largest firstEvery Clearance IT staffing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clearance IT staffing agencies based in the United States3,463
- Clearance IT staffing agencies based in India428
- Clearance IT staffing agencies based in Canada202
- Clearance IT staffing agencies based in the United Kingdom176
- Clearance IT staffing agencies based in the Netherlands165
- Clearance IT staffing agencies based in Germany108
- Clearance IT staffing agencies based in Australia84
- Clearance IT staffing agencies based in Brazil44
- Clearance IT staffing agencies based in France35
- Clearance IT staffing agencies based in South Africa32
- Clearance IT staffing agencies based in Belgium27
Cities
- Clearance IT staffing agencies based in New York, United States113
- Clearance IT staffing agencies based in Hyderabad, India95
- Clearance IT staffing agencies based in Houston, United States79
- Clearance IT staffing agencies based in Dallas, United States78
- Clearance IT staffing agencies based in Austin, United States69
- Clearance IT staffing agencies based in Atlanta, United States67
- Clearance IT staffing agencies based in Irving, United States45
- Clearance IT staffing agencies based in Washington, United States45
- Clearance IT staffing agencies based in Chicago, United States43
- Clearance IT staffing agencies based in Charlotte, United States41
- Clearance IT staffing agencies based in Tampa, United States35
- Clearance IT staffing agencies based in Wilmington, United States34
- Clearance IT staffing agencies based in Denver, United States32
- Clearance IT staffing agencies based in Plano, United States31
- Clearance IT staffing agencies based in Boston, United States30
- Clearance IT staffing agencies based in Phoenix, United States30
- Clearance IT staffing agencies based in Reston, United States30
- Clearance IT staffing agencies based in Orlando, United States29
- Clearance IT staffing agencies based in Frisco, United States28
- Clearance IT staffing agencies based in San Francisco, United States28
- Clearance IT staffing agencies based in San Antonio, United States27
- Clearance IT staffing agencies based in Edison, United States26
- Clearance IT staffing agencies based in San Diego, United States26
Questions about this company list
What does Exact match mean for clearance IT staffing agencies?
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 clearance IT staffing agencies did RevenueBase find worldwide?
The saved snapshot records 5,969 matching company records, 141,336 tracked contacts and 22,694 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 27, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 clearance IT staffing agencies worldwide. Snapshot: September 27, 2026. https://revenuebase.ai/companies/browse/clearance-it-staffing-agencies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 clearance IT staffing agencies worldwide
RevenueBase records 5,969 matching company records for clearance IT staffing agencies worldwide, with 141,336 tracked contacts and 22,694 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 27, 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 clearance IT staffing agencies worldwide
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 | Peratonperaton.com HQ: Reston, VA, United StatesReported employees: 10001+ | Reston, VA, United States | 10001+ | Exact match | 10,793 contacts → |
“At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Mantechmantech.com HQ: Herndon, VA, United StatesReported employees: 5,001-10,000 | Herndon, VA, United States | 5,001-10,000 | Exact match | 9,697 contacts → |
“MANTECH is more than a technology company.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Airswiftairswift.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 2,128 contacts → |
“We support STEM professionals looking for jobs with exceptional firms in the technology and engineering sectors.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Chenega Corporationchenega.com HQ: Anchorage, AK, United StatesReported employees: 5,001-10,000 | Anchorage, AK, United States | 5,001-10,000 | Exact match | 1,853 contacts → |
“As the most successful Alaska Native village corporation, Chenega figures prominently in the diverse government services contracting marketplace supporting defense, intelligence…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Loyal Source Government Servicesloyalsource.com HQ: Orlando, FL, United StatesReported employees: 1,001-5,000 | Orlando, FL, United States | 1,001-5,000 | Exact match | 1,759 contacts → |
“Loyal Source is an Orlando-based workforce solutions provider dedicated to delivering elite services worldwide.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Magna Infotechmagna.in HQ: Bangalore, IndiaReported employees: 10001+ | Bangalore, India | 10001+ | Exact match | 1,702 contacts → |
“We are the largest IT staff augmentation provider in India, with employees spread across 500+ skill sets.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Infotree Global Solutionsinfotreeglobal.com HQ: Plymouth, MI, United StatesReported employees: 1,001-5,000 | Plymouth, MI, United States | 1,001-5,000 | Exact match | 1,545 contacts → |
“Infotree Global was founded in 2002 in a small office in Canton, MI, Infotree Global had a clear mission; To bring the world’s best talent together with the greatest companies…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | ALKUalku.com HQ: Andover, MA, United StatesReported employees: 201-500 | Andover, MA, United States | 201-500 | Exact match | 1,480 contacts → |
“ALKU® is a highly specialized consulting services firm focused on deploying highly skilled consulting resources in the areas of Technologies, HCIT, Life Sciences, and Government…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Brooksourcebrooksource.com HQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 1,480 contacts → |
“At Brooksource, relationships are at the center of everything we do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | System ONEsystemone.com HQ: Pittsburgh, PA, United StatesReported employees: 5,001-10,000 | Pittsburgh, PA, United States | 5,001-10,000 | Exact match | 1,386 contacts → |
“System One is a leading provider of specialized, highly technical outsourced services, workforce solutions, staffing, and recruiting to critical infrastructure, technology, life…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Quess IT Staffingitstaffing.quesscorp.com HQ: Bangalore, IndiaReported employees: 10001+ | Bangalore, India | 10001+ | Exact match | 1,232 contacts → |
“Quess IT Staffing is India’s largest IT staffing company with over 20 years of experience in placing IT professionals across 300+ companies, covering a wide range of levels and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | TRS Staffing Solutionstrsstaffing.com HQ: Greenville, United StatesReported employees: 201-500 | Greenville, United States | 201-500 | Exact match | 1,187 contacts → |
“TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Motion Recruitmentmotionrecruitment.com HQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 1,150 contacts → |
“Motion Recruitment, a Kelly® Company, delivers IT Talent Solutions for Contract, Direct Hire, Managed Solutions and Statement of Work to all of North America from our 21 delivery…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | The MIL Corporationmilcorp.com HQ: Bowie, MD, United StatesReported employees: 501-1,000 | Bowie, MD, United States | 501-1,000 | Exact match | 941 contacts → |
“Established in 1980, MIL provides innovative cyber, engineering, financial, and information technology services to the federal government.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Imcs Groupimcsgroup.net HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 881 contacts → |
“IMCS Group is an IT, Healthcare, and Professional Staffing Company that helps Enterprises optimize the business value of their Staffing investments and enables them to achieve…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Signature Consultantssigconsult.com HQ: Fort Lauderdale, FL, United StatesReported employees: 1,001-5,000 | Fort Lauderdale, FL, United States | 1,001-5,000 | Exact match | 783 contacts → |
“We’re stronger together.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Integrated Resources, INC IRIirionline.com HQ: Edison, NJ, United StatesReported employees: 501-1,000 | Edison, NJ, United States | 501-1,000 | Exact match | 762 contacts → |
“Integrated Resources Inc.(IRI) is a professional staffing firm specializing in contract, consulting & full time positions in the area of Information Technology, Life Science and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | JSG Johnson Service Group, INCjsginc.com HQ: Westmont, IL, United StatesReported employees: 5,001-10,000 | Westmont, IL, United States | 5,001-10,000 | Exact match | 757 contacts → |
“Johnson Service Group, Inc.(JSG) is a leader in the staffing and consulting services industry, with 40 years of experience investing in people and companies.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Cynet Systemscynetsystems.com HQ: Sterling, VA, United StatesReported employees: 1,001-5,000 | Sterling, VA, United States | 1,001-5,000 | Exact match | 732 contacts → |
“Headquartered in Washington DC Metro Area, Cynet Systems is a top talent supplier for companies across North America.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Zenith Infotechzenithinfotech.com.sg HQ: City Hall, SingaporeReported employees: 201-500 | City Hall, Singapore | 201-500 | Exact match | 695 contacts → |
“Zenith Infotech (S) Pte Ltd.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Consultadd INCconsultadd.com HQ: New York, NY, United StatesReported employees: 201-500 | New York, NY, United States | 201-500 | Exact match | 685 contacts → |
“Consultadd is a leading IT staffing and workforce solutions partner, helping U.S.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Poolia Sverigepoolia.se HQ: Stockholm, SwedenReported employees: 1,001-5,000 | Stockholm, Sweden | 1,001-5,000 | Exact match | 615 contacts → |
“Att hitta rätt person till rätt plats – det är vår kärnkompetens.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Applied Research Solutionsappliedres.com HQ: Beavercreek, OH, United StatesReported employees: 501-1,000 | Beavercreek, OH, United States | 501-1,000 | Exact match | 597 contacts → |
“Started in 2012, ARS is a growing business serving the Department of Defense and Intelligence Community.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Codeforce 360codeforce.com HQ: Alpharetta, GA, United StatesReported employees: 501-1,000 | Alpharetta, GA, United States | 501-1,000 | Exact match | 591 contacts → |
“CodeForce 360 is a growing IT staffing company which thrives on a seasoned team of IT experts, a palpable international presence, and the ability to leverage the best of…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Volt Technical Resourcesvolt.com HQ: Orange, CA, United StatesReported employees: 5,001-10,000 | Orange, CA, United States | 5,001-10,000 | Exact match | 584 contacts → |
“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 description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 5,969 company matches
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Clearance IT staffing agencies: dataset insights
September 27, 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
5,963 records in the displayed employee bands.
6 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 5,969 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 27, 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 ↗
Clearance IT staffing agencies by location
34 lists · largest firstEvery Clearance IT staffing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clearance IT staffing agencies based in the United States3,463
- Clearance IT staffing agencies based in India428
- Clearance IT staffing agencies based in Canada202
- Clearance IT staffing agencies based in the United Kingdom176
- Clearance IT staffing agencies based in the Netherlands165
- Clearance IT staffing agencies based in Germany108
- Clearance IT staffing agencies based in Australia84
- Clearance IT staffing agencies based in Brazil44
- Clearance IT staffing agencies based in France35
- Clearance IT staffing agencies based in South Africa32
- Clearance IT staffing agencies based in Belgium27
Cities
- Clearance IT staffing agencies based in New York, United States113
- Clearance IT staffing agencies based in Hyderabad, India95
- Clearance IT staffing agencies based in Houston, United States79
- Clearance IT staffing agencies based in Dallas, United States78
- Clearance IT staffing agencies based in Austin, United States69
- Clearance IT staffing agencies based in Atlanta, United States67
- Clearance IT staffing agencies based in Irving, United States45
- Clearance IT staffing agencies based in Washington, United States45
- Clearance IT staffing agencies based in Chicago, United States43
- Clearance IT staffing agencies based in Charlotte, United States41
- Clearance IT staffing agencies based in Tampa, United States35
- Clearance IT staffing agencies based in Wilmington, United States34
- Clearance IT staffing agencies based in Denver, United States32
- Clearance IT staffing agencies based in Plano, United States31
- Clearance IT staffing agencies based in Boston, United States30
- Clearance IT staffing agencies based in Phoenix, United States30
- Clearance IT staffing agencies based in Reston, United States30
- Clearance IT staffing agencies based in Orlando, United States29
- Clearance IT staffing agencies based in Frisco, United States28
- Clearance IT staffing agencies based in San Francisco, United States28
- Clearance IT staffing agencies based in San Antonio, United States27
- Clearance IT staffing agencies based in Edison, United States26
- Clearance IT staffing agencies based in San Diego, United States26
Questions about this company list
What does Exact match mean for clearance IT staffing agencies?
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 clearance IT staffing agencies did RevenueBase find worldwide?
The saved snapshot records 5,969 matching company records, 141,336 tracked contacts and 22,694 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 27, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 clearance IT staffing agencies worldwide. Snapshot: September 27, 2026. https://revenuebase.ai/companies/browse/clearance-it-staffing-agencies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗