A breakdown of the 238 companies running ClearanceJobs.
Top industries
Information technology and services97
Professional and business services51
Construction and building22
Government and public services13
Industrial and manufacturing13
Financial services7
Education and training6
Not for profit6
No industry recorded: 4
Company size
1–1017 (8%)
11–5038 (17%)
51–25089 (40%)
251–50040 (18%)
501–1,0008 (4%)
1,001–5,00016 (7%)
5,001–10,0008 (4%)
10,001+7 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 15
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Frequently asked questions
About the ClearanceJobs data on this page.
How many companies use ClearanceJobs?
Firmable holds confirmed ClearanceJobs detections for 238 distinct companies, 63 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ClearanceJobs?
TRM Labs, Edgewater Federal Solutions, Inc. and Alaka`ina Foundation Family of Companies are among the most prominent in the current set.
What industries use ClearanceJobs?
Information technology and services, professional and business services and construction and building lead the set, across 16 industries in total.
What size companies use ClearanceJobs?
Adoption concentrates in the 51-250 employee band, across the companies whose size is recorded.
Where are ClearanceJobs users based?
The United States, Canada, Australia and Indonesia account for most detections, across 13 countries.
How current is this data?
63 companies were confirmed in the last 90 days. Last detection 7 September 2026.
