Company lists · Data refreshed September 2026
Top 25 Security clearance consultants based in the United States
RevenueBase identified 64 company matches for security clearance consultants associated with the United States as of September 2026 and tracks 1,491 professional contacts across them, including 293 with verified work emails. Washington is the largest hub.
This list covers company matches for security clearance consultants associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 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 security clearance consultants based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 677 contacts → | ||||
Exact match “OMNIPLEX World Services Corporation is a leader and innovator in delivering professional background investigations, intelligence support, and physical security services to…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 254 contacts → | ||||
Exact match “From defense to civilian agencies, we provide staffing solutions that meet the demands of federal, local and state agencies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 194 contacts → | ||||
Exact match “TAG PGS, Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 58 contacts → | ||||
Exact match “Creative Services, Inc.(CSI) is a full-service background investigations and security consulting firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 31 contacts → | ||||
Exact match “Our mission at Pinnacle Investigations is to provide accurate, timely, compliant background reports to aid our clients in building a safe, secure workplace.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 14 contacts → | ||||
Exact match “Themis Insight provides human focused insight to National Security clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 14 contacts → | ||||
Exact match “Whether you are looking for a full time Facility Security Officer (FSO) or need to consult a security professional, FSO PROS® can provide your company with support for your…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 11 contacts → | ||||
Exact match “Personnel Security Professionals was started by two veterans who have served as government and contract subject matter experts in Industry and Personnel Security for more than 30…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 8 contacts → | ||||
Exact match “FSO Consultants provides nationwide Facility Security consulting services for small businesses wishing to compete and perform on lucrative DoD related classified contracts.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “Real-Time Technology Group (RTTG) specializes workplace compliance solutions, Secure Worker Access Consortium (SWAC) and personnel security identity solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 7 contacts → | ||||
Exact match “Delivering Contract Compliant, Audit-Ready Background Reports on Employees and Contractors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “ClearancePsych is the first and only collaborative in the country specializing in psychological services for government security personnel, attorneys, and professionals in…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “ScreenID, a Cisive company, assists organizations improve the hiring process while mitigating risk and improving accuracy.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “A leader in security for government contractors, IsI offers end-to-end solutions that simplify the complex.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 4 contacts → | ||||
Exact match “C U CLEAR is a boutique service organization providing pre-employment screenings, background investigations, business profiling, and third party administration of corporate drug…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Alpha & Omega Consultancy International (AOCI) is a veteran-led firm specializing in Facility Security Officer (FSO) consulting for small businesses navigating Department of…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Baker St.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 3 contacts → | ||||
Exact match “WCD Business Solutions provides full-scope background investigations, private investigation services, surveillance, personnel security staffing, case management system…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “FSO Service Group understands just how important your Facility Clearance is to your business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match “Cleared Connections was the first organization devoted solely to connecting cleared employers with cleared job seekers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Viceroy Investigations and Consulting, LLC is a leader in investigative solutions for when you need to know.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 2 contacts → | ||||
Exact match “The Security Division Inc.(TSD), offers a myriad of services to assist CCR registered vendors with National Industrial Security Program (NISP) requirements.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match “Unconventional Innovation (UI) is a full-service compliance consulting firm that has provided trusted services to the defense, intelligence and space sectors for over 15 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “We provide CFIUS, DCSA, and Team Telecom mitigation experts for Security Director, Outside Director, Proxy Holder, Voting Trustee, Divestment Trustee, Security Officer, Third…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match “Agency Recruitment specializing in Cleared Government Contracts, Technical Recruiting, Executive Searches and resume reviews” Recorded in the RevenueBase company graph · Sep 29, 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 “security clearance consultants”. 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 64 security clearance consultants based in the United States
See the full list, filter by size, metro and specialty, and access 293 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Security clearance consultants based in the United States at a glance
As of Sep 29, 2026Companies by employee count
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 64 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 clearance consultants” 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 293 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 29, 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 clearance consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many security clearance consultants are there based in the United States?
RevenueBase identified 64 company matches for security clearance consultants associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Omniplex World Services Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most security clearance consultants?
Washington leads with 5 company records, followed by San Diego (4) and Boston (2).
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 293 professional contacts with verified work emails tracked across these 64 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 64 security clearance consultants 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.
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- AI companies based in the United States
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Company intelligence · public preview
Top 25 security clearance consultants based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 64 matching company records for security clearance consultants based in the United States, with 1,491 tracked contacts and 293 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 29, 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 security clearance consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Omniplex World Services Corporationomniplex.comHQ: Herndon, VA, United StatesReported employees: 1,001-5,000 | Herndon, VA, United States | 1,001-5,000 | Exact match | 677 contacts → |
“OMNIPLEX World Services Corporation is a leader and innovator in delivering professional background investigations, intelligence support, and physical security services to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Abbtechabbtech.comHQ: Sterling, VA, United StatesReported employees: 201-500 | Sterling, VA, United States | 201-500 | Exact match | 254 contacts → |
“From defense to civilian agencies, we provide staffing solutions that meet the demands of federal, local and state agencies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | TAD Pgs, INCtadpgs.com HQ: Bradenton, FL, United StatesReported employees: 51-200 | Bradenton, FL, United States | 51-200 | Exact match | 194 contacts → |
“TAG PGS, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Creative Services, INCcreativeservices.com HQ: Mansfield, MA, United StatesReported employees: 51-200 | Mansfield, MA, United States | 51-200 | Exact match | 58 contacts → |
“Creative Services, Inc.(CSI) is a full-service background investigations and security consulting firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pinnacle Investigationspinnacleprof.com HQ: Spokane Valley, WA, United StatesReported employees: 11-50 | Spokane Valley, WA, United States | 11-50 | Exact match | 31 contacts → |
“Our mission at Pinnacle Investigations is to provide accurate, timely, compliant background reports to aid our clients in building a safe, secure workplace.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Themis Insight, LLCthemisinsight.comHQ: Columbia, MD, United StatesReported employees: 11-50 | Columbia, MD, United States | 11-50 | Exact match | 14 contacts → |
“Themis Insight provides human focused insight to National Security clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  FSO Pros LLCfsopros.comHQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 14 contacts → |
“Whether you are looking for a full time Facility Security Officer (FSO) or need to consult a security professional, FSO PROS® can provide your company with support for your…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Personnel Security Professionalspersecpros.comHQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 11 contacts → |
“Personnel Security Professionals was started by two veterans who have served as government and contract subject matter experts in Industry and Personnel Security for more than 30…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | FSO Consultantsfsoconsultants.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 8 contacts → |
“FSO Consultants provides nationwide Facility Security consulting services for small businesses wishing to compete and perform on lucrative DoD related classified contracts.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Real-Time Technology Grouprealtimetg.com HQ: Flemington, NJ, United StatesReported employees: 11-50 | Flemington, NJ, United States | 11-50 | Exact match | 8 contacts → |
“Real-Time Technology Group (RTTG) specializes workplace compliance solutions, Secure Worker Access Consortium (SWAC) and personnel security identity solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CLUSOcluso.com HQ: Southlake, TX, United StatesReported employees: 11-50 | Southlake, TX, United States | 11-50 | Exact match | 7 contacts → |
“Delivering Contract Compliant, Audit-Ready Background Reports on Employees and Contractors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Clearancepsychclearancepsych.com HQ: Arlington, CA, United StatesReported employees: 1-10 | Arlington, CA, United States | 1-10 | Exact match | 6 contacts → |
“ClearancePsych is the first and only collaborative in the country specializing in psychological services for government security personnel, attorneys, and professionals in…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Screenidscreenid.net HQ: Easton, MD, United StatesReported employees: 201-500 | Easton, MD, United States | 201-500 | Exact match | 5 contacts → |
“ScreenID, a Cisive company, assists organizations improve the hiring process while mitigating risk and improving accuracy.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ISI Enterprisesdodsecurity.com HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 5 contacts → |
“A leader in security for government contractors, IsI offers end-to-end solutions that simplify the complex.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | C U Clearcuclear.com HQ: Tysons Corner, VA, United StatesReported employees: 11-50 | Tysons Corner, VA, United States | 11-50 | Exact match | 4 contacts → |
“C U CLEAR is a boutique service organization providing pre-employment screenings, background investigations, business profiling, and third party administration of corporate drug…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Alpha & Omega Consultancy International, LLCtheaoci.comHQ: Las Vegas, NV, United StatesReported employees: 1-10 | Las Vegas, NV, United States | 1-10 | Exact match | 3 contacts → |
“Alpha & Omega Consultancy International (AOCI) is a veteran-led firm specializing in Facility Security Officer (FSO) consulting for small businesses navigating Department of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Baker St. Associatesbakerstassoc.com HQ: Brookfield, CT, United StatesReported employees: 1-10 | Brookfield, CT, United States | 1-10 | Exact match | 3 contacts → |
“Baker St.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | WCD Business Solutions LLCwcdintegrity.com HQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 3 contacts → |
“WCD Business Solutions provides full-scope background investigations, private investigation services, surveillance, personnel security staffing, case management system…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | FSO Service Group, LLCfsoservicegroup.com HQ: VA, United StatesReported employees: 1-10 | VA, United States | 1-10 | Exact match | 2 contacts → |
“FSO Service Group understands just how important your Facility Clearance is to your business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cleared Connectionsclearedconnections.com HQ: Reston, VA, United StatesReported employees: 11-50 | Reston, VA, United States | 11-50 | Exact match | 2 contacts → |
“Cleared Connections was the first organization devoted solely to connecting cleared employers with cleared job seekers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Viceroy Investigations & Consulting LLCviceroyinvestigations.com HQ: Massapequa, NY, United StatesReported employees: 1-10 | Massapequa, NY, United States | 1-10 | Exact match | 2 contacts → |
“Viceroy Investigations and Consulting, LLC is a leader in investigative solutions for when you need to know.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | The Security Division LLCthesecdiv.com HQ: Fayetteville, NC, United StatesReported employees: 1-10 | Fayetteville, NC, United States | 1-10 | Exact match | 2 contacts → |
“The Security Division Inc.(TSD), offers a myriad of services to assist CCR registered vendors with National Industrial Security Program (NISP) requirements.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Unconventional Innovationuisolutions.us HQ: Bothell, WA, United StatesReported employees: 11-50 | Bothell, WA, United States | 11-50 | Exact match | 1 contacts → |
“Unconventional Innovation (UI) is a full-service compliance consulting firm that has provided trusted services to the defense, intelligence and space sectors for over 15 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Kaerus Consulting LLCkaerusllc.comHQ: Austin, United StatesReported employees: 1-10 | Austin, United States | 1-10 | Exact match | 1 contacts → |
“We provide CFIUS, DCSA, and Team Telecom mitigation experts for Security Director, Outside Director, Proxy Holder, Voting Trustee, Divestment Trustee, Security Officer, Third…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Tiro Solutions Group TSGtirosg.com HQ: Davenport, IA, United StatesReported employees: 1-10 | Davenport, IA, United States | 1-10 | Exact match | 1 contacts → |
“Agency Recruitment specializing in Cleared Government Contracts, Technical Recruiting, Executive Searches and resume reviews” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 64 company matches
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Security clearance consultants: dataset insights
September 29, 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
64 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 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 64 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 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for security clearance consultants?
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 security clearance consultants did RevenueBase find based in the United States?
The saved snapshot records 64 matching company records, 1,491 tracked contacts and 293 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 29, 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
Cite this list
RevenueBase Data Team. Top 25 security clearance consultants based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-clearance-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States
Company intelligence · public preview
Top 25 security clearance consultants based in the United States
RevenueBase records 64 matching company records for security clearance consultants based in the United States, with 1,491 tracked contacts and 293 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 29, 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 security clearance consultants based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Omniplex World Services Corporationomniplex.com HQ: Herndon, VA, United StatesReported employees: 1,001-5,000 | Herndon, VA, United States | 1,001-5,000 | Exact match | 677 contacts → |
“OMNIPLEX World Services Corporation is a leader and innovator in delivering professional background investigations, intelligence support, and physical security services to…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Abbtechabbtech.com HQ: Sterling, VA, United StatesReported employees: 201-500 | Sterling, VA, United States | 201-500 | Exact match | 254 contacts → |
“From defense to civilian agencies, we provide staffing solutions that meet the demands of federal, local and state agencies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | TAD Pgs, INCtadpgs.com HQ: Bradenton, FL, United StatesReported employees: 51-200 | Bradenton, FL, United States | 51-200 | Exact match | 194 contacts → |
“TAG PGS, Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Creative Services, INCcreativeservices.com HQ: Mansfield, MA, United StatesReported employees: 51-200 | Mansfield, MA, United States | 51-200 | Exact match | 58 contacts → |
“Creative Services, Inc.(CSI) is a full-service background investigations and security consulting firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pinnacle Investigationspinnacleprof.com HQ: Spokane Valley, WA, United StatesReported employees: 11-50 | Spokane Valley, WA, United States | 11-50 | Exact match | 31 contacts → |
“Our mission at Pinnacle Investigations is to provide accurate, timely, compliant background reports to aid our clients in building a safe, secure workplace.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Themis Insight, LLCthemisinsight.com HQ: Columbia, MD, United StatesReported employees: 11-50 | Columbia, MD, United States | 11-50 | Exact match | 14 contacts → |
“Themis Insight provides human focused insight to National Security clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | FSO Pros LLCfsopros.com HQ: Charlotte, NC, United StatesReported employees: 11-50 | Charlotte, NC, United States | 11-50 | Exact match | 14 contacts → |
“Whether you are looking for a full time Facility Security Officer (FSO) or need to consult a security professional, FSO PROS® can provide your company with support for your…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Personnel Security Professionalspersecpros.com HQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 11 contacts → |
“Personnel Security Professionals was started by two veterans who have served as government and contract subject matter experts in Industry and Personnel Security for more than 30…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | FSO Consultantsfsoconsultants.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 8 contacts → |
“FSO Consultants provides nationwide Facility Security consulting services for small businesses wishing to compete and perform on lucrative DoD related classified contracts.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Real-Time Technology Grouprealtimetg.com HQ: Flemington, NJ, United StatesReported employees: 11-50 | Flemington, NJ, United States | 11-50 | Exact match | 8 contacts → |
“Real-Time Technology Group (RTTG) specializes workplace compliance solutions, Secure Worker Access Consortium (SWAC) and personnel security identity solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CLUSOcluso.com HQ: Southlake, TX, United StatesReported employees: 11-50 | Southlake, TX, United States | 11-50 | Exact match | 7 contacts → |
“Delivering Contract Compliant, Audit-Ready Background Reports on Employees and Contractors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Clearancepsychclearancepsych.com HQ: Arlington, CA, United StatesReported employees: 1-10 | Arlington, CA, United States | 1-10 | Exact match | 6 contacts → |
“ClearancePsych is the first and only collaborative in the country specializing in psychological services for government security personnel, attorneys, and professionals in…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Screenidscreenid.net HQ: Easton, MD, United StatesReported employees: 201-500 | Easton, MD, United States | 201-500 | Exact match | 5 contacts → |
“ScreenID, a Cisive company, assists organizations improve the hiring process while mitigating risk and improving accuracy.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ISI Enterprisesdodsecurity.com HQ: Herndon, VA, United StatesReported employees: 51-200 | Herndon, VA, United States | 51-200 | Exact match | 5 contacts → |
“A leader in security for government contractors, IsI offers end-to-end solutions that simplify the complex.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | C U Clearcuclear.com HQ: Tysons Corner, VA, United StatesReported employees: 11-50 | Tysons Corner, VA, United States | 11-50 | Exact match | 4 contacts → |
“C U CLEAR is a boutique service organization providing pre-employment screenings, background investigations, business profiling, and third party administration of corporate drug…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Alpha & Omega Consultancy International, LLCtheaoci.com HQ: Las Vegas, NV, United StatesReported employees: 1-10 | Las Vegas, NV, United States | 1-10 | Exact match | 3 contacts → |
“Alpha & Omega Consultancy International (AOCI) is a veteran-led firm specializing in Facility Security Officer (FSO) consulting for small businesses navigating Department of…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Baker St. Associatesbakerstassoc.com HQ: Brookfield, CT, United StatesReported employees: 1-10 | Brookfield, CT, United States | 1-10 | Exact match | 3 contacts → |
“Baker St.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | WCD Business Solutions LLCwcdintegrity.com HQ: Washington, DC, United StatesReported employees: 1-10 | Washington, DC, United States | 1-10 | Exact match | 3 contacts → |
“WCD Business Solutions provides full-scope background investigations, private investigation services, surveillance, personnel security staffing, case management system…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | FSO Service Group, LLCfsoservicegroup.com HQ: VA, United StatesReported employees: 1-10 | VA, United States | 1-10 | Exact match | 2 contacts → |
“FSO Service Group understands just how important your Facility Clearance is to your business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Cleared Connectionsclearedconnections.com HQ: Reston, VA, United StatesReported employees: 11-50 | Reston, VA, United States | 11-50 | Exact match | 2 contacts → |
“Cleared Connections was the first organization devoted solely to connecting cleared employers with cleared job seekers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Viceroy Investigations & Consulting LLCviceroyinvestigations.com HQ: Massapequa, NY, United StatesReported employees: 1-10 | Massapequa, NY, United States | 1-10 | Exact match | 2 contacts → |
“Viceroy Investigations and Consulting, LLC is a leader in investigative solutions for when you need to know.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | The Security Division LLCthesecdiv.com HQ: Fayetteville, NC, United StatesReported employees: 1-10 | Fayetteville, NC, United States | 1-10 | Exact match | 2 contacts → |
“The Security Division Inc.(TSD), offers a myriad of services to assist CCR registered vendors with National Industrial Security Program (NISP) requirements.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Unconventional Innovationuisolutions.us HQ: Bothell, WA, United StatesReported employees: 11-50 | Bothell, WA, United States | 11-50 | Exact match | 1 contacts → |
“Unconventional Innovation (UI) is a full-service compliance consulting firm that has provided trusted services to the defense, intelligence and space sectors for over 15 years.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Kaerus Consulting LLCkaerusllc.com HQ: Austin, United StatesReported employees: 1-10 | Austin, United States | 1-10 | Exact match | 1 contacts → |
“We provide CFIUS, DCSA, and Team Telecom mitigation experts for Security Director, Outside Director, Proxy Holder, Voting Trustee, Divestment Trustee, Security Officer, Third…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Tiro Solutions Group TSGtirosg.com HQ: Davenport, IA, United StatesReported employees: 1-10 | Davenport, IA, United States | 1-10 | Exact match | 1 contacts → |
“Agency Recruitment specializing in Cleared Government Contracts, Technical Recruiting, Executive Searches and resume reviews” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 64 company matches
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Security clearance consultants: dataset insights
September 29, 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
64 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 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 64 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 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for security clearance consultants?
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 security clearance consultants did RevenueBase find based in the United States?
The saved snapshot records 64 matching company records, 1,491 tracked contacts and 293 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 29, 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
Cite this list
RevenueBase Data Team. Top 25 security clearance consultants based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/security-clearance-consultants/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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