Company lists · Data refreshed October 2026

Top 25 Defense contractor compliance firms based in the United States

RevenueBase identified 421 company matches for defense contractor compliance firms associated with the United States as of October 2026 and tracks 8,401 professional contacts across them, including 1,517 with verified work emails. Washington is the largest hub.

This list covers company matches for defense contractor compliance firms 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 October 11, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 11, 2026 How this list was built
421Companies
8,401Contacts tracked
1,517Verified emails
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The 25 largest defense contractor compliance firms based in the United States

Ranked by team size
Top 25 of 421 company matches for defense contractor compliance firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBroomfield, CO, United StatesHQ recorded Oct 11, 2026n/a1,005 contacts →

Exact match

“Gov-Con provides financial and accounting solutions for government contractors such as SBIR Award Winners, DoD contractors, Prime Contractors and Subcontractors.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2Exact matchAnchorage, AK, United StatesHQ recorded Oct 11, 2026201-500674 contacts →

Exact match

“Tyonek Native Corporation, an Alaska Native Corporation formed under the Alaska Native Claims Settlement Act (ANCSA) in 1971.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3Exact matchFairfax, VA, United StatesHQ recorded Oct 11, 2026201-500549 contacts →

Exact match

“GSA National has been helping government contractors ensure compliance and streamline costs since 1991.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4Exact matchEddystone, PA, United StatesHQ recorded Oct 11, 2026501-1,000289 contacts →

Exact match

“Founded in 1994 as a small, diversified professional services company, Delphinus today employs more than 650 professional and technical personnel supporting a customer base that…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5Exact matchFairfax, VA, United StatesHQ recorded Oct 11, 2026201-500283 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6Exact matchReston, VA, United StatesHQ recorded Oct 11, 202651-200198 contacts →

Exact match

“ISI is the only partner that meets both your compliance and security needs.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7Exact matchTampa, FL, United StatesHQ recorded Oct 11, 2026201-500193 contacts →

Exact match

“Insight Assurance is a security and compliance firm trusted by more than 1,500 organizations for their SOC 1, SOC 2, SOC 3, PCI DSS, ISO 27001, ISO 27017/27018, ISO 27701, ISO…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8Exact matchChantilly, VA, United StatesHQ recorded Oct 11, 20261,001-5,000181 contacts →

Exact match

“Trusted By 2,880+ World-Class Brands And Organizations Of All Sizes…!”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9Exact matchSan Antonio, TX, United StatesHQ recorded Oct 11, 202651-200105 contacts →

Exact match

“Eagle Integrated Services, LLC is an SBA-certified 8(a) Small Disadvantaged Business and Alaska Native Corporation (ANC).”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 11, 202651-20099 contacts →

Exact match

“INTERCERT is a multinational auditing company headquartered in Texas, United States operating at 28+ countries.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Oct 11, 2026201-50090 contacts →

Exact match

“ACI Federal™ is an award-winning ISO/IEC 27001 (InfoSec), ISO 9001(QMS) Certified, focused on National Security and Cyber Security Initiatives.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12Exact matchTempe, AZ, United StatesHQ recorded Oct 11, 2026201-50088 contacts →

Exact match

“Verigon delivers electronic contract manufacturing solutions for customers who demand high-reliability electronic assemblies designed to perform in extreme environments like…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13Exact matchSanta Cruz, CA, United StatesHQ recorded Oct 11, 202651-20081 contacts →

Exact match

“ISSI is a consulting, auditing and marketing services company, providing services to the world's largest hyperscale cloud platform providers and IT companies.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14Exact matchWarrendale, PA, United StatesHQ recorded Oct 11, 202611-5080 contacts →

Exact match

“At PRI Certification℠, we're committed to protecting what matters by delivering industry-leading certification services across Quality, Data Security, Environmental, and Health &…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15Exact matchAlbuquerque, CA, United StatesHQ recorded Oct 11, 2026501-1,00075 contacts →

Exact match

“Fiore is a national aerospace and defense contractor specializing in protective services.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16Exact matchWashington, DC, United StatesHQ recorded Oct 11, 202651-20075 contacts →

Exact match

“Patrona Corporation is a DoD federal contractor providing program management, engineering, strategic and operational planning, quality assurance, financial management, and…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17Exact matchDayton, OH, United StatesHQ recorded Oct 11, 202611-5070 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18Exact matchMckinney, TX, United StatesHQ recorded Oct 11, 2026501-1,00068 contacts →

Exact match

“M2 is a proven 8(a) prime defense contractor with nearly a decade of successful field service maintenance experience as a prime contractor in the commercial and non-commercial…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19Exact matchVienna, VA, United StatesHQ recorded Oct 11, 202651-20067 contacts →

Exact match

“Capital Edge is the largest consulting firm exclusively dedicated to government contractors and grant recipients.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20Exact matchNew York, United StatesHQ recorded Oct 11, 20261,001-5,00063 contacts →

Exact match

“Alliance Infinite has consistently maintained its position among the world’s very best quality service providers for Third Party Inspection, Testing, Calibration and Management…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
21Exact matchDayton, OH, United StatesHQ recorded Oct 11, 202611-5055 contacts →

Exact match

“We're a full-service agency that helps organizations globally with their Cybersecurity, Data Protection, and Compliance requirements.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
22Exact matchColorado Springs, CO, United StatesHQ recorded Oct 11, 202651-20053 contacts →

Exact match

“Johanson Group has provided Security & Compliance Audit Services to public and private companies in a variety of industries across the world.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
23Exact matchShawnee, OK, United StatesHQ recorded Oct 11, 202611-5050 contacts →

Exact match

“United Dynamics specializes in Engineering, Design, Development and Manufacturing of highly specialized and high-tech applications for Military and Aerospace hardware.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
24Exact matchSt. Louis, VA, United StatesHQ recorded Oct 11, 202611-5048 contacts →

Exact match

“Today’s success depends on a powerful blend of talent, technology, and trusted delivery.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
25Exact matchSeattle, WA, United StatesHQ recorded Oct 11, 2026n/a46 contacts →

Exact match

“Advantage Partners is a security & compliance organization dedicated to helping emerging technology companies navigate the complexities of security and compliance.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase

Showing 25 of 421 defense contractor compliance firms based in the United States

See the full list, filter by size, metro and specialty, and access 1,517 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Defense contractor compliance firms based in the United States at a glance

As of Oct 11, 2026
18.1%Verified-email coverage
20.0Average contacts per company
1-10Median size (employees)
3.8%Largest-city concentration · Washington
Oct 11, 2026Page data refreshed

Companies by employee count

1-10
265
11-50
103
51-200
30
201-500
12
501-1,000
4
1,001-5,000
3
5,001-10,000
4

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 421 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 “defense contractor compliance firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,517 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 October 11, 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 “defense contractor compliance firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense contractor compliance firms are there based in the United States?

RevenueBase identified 421 company matches for defense contractor compliance firms associated with the United States as of October 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?

Gov-Con Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most defense contractor compliance firms?

Washington leads with 16 company records, followed by Houston (14) and Huntsville (9).

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 1,517 professional contacts with verified work emails tracked across these 421 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 October 11, 2026.

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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.