NAICS 561611 Federal Contract Opportunities

• Request for Information - DCSA Personnel Vetting (PV) Fieldwork Services Requirement

  Dept of Defense · Defense CI and Security Agency·Due Nov 4No Set aside used

• Forensic Polygraph services

  Administrative Office of the US COURTS · US District Court, AK·Due Nov 68(a) Sole Source (FAR 19.8)

• Field, Background-Investigative Services (Multiple Award)

  Justice, Department of · ATF·Due Jun 15Total Small Business Set-Aside (FAR 19.5)

Closed notices (catalog coverage)

Historical public notices kept for discovery. These are not currently open.

• Request of Proposal for Case Processing Operations Center 2.0

  Dept of Defense · Defense CI and Security Agency·Closed 2026-05-18T10:00:00-04:00

• FDA Third Party Tobacco Retailer Inspection Services (Region 4)

  Health and Human Services, Department of · FDA Office of ACQ GRANT SVCS·Closed 2026-07-31T14:00:00-04:00

• U.S. Customs and Border Protection Tracing and Payment Recovery Services (TPRS)

  Homeland Security, Department of · Mission Support Contracting Division·Closed 2026-08-07T14:00:00-04:00

• Fingerprinting Services

  Dept of Defense · NAVAL AIR Warfare CENTER AIR DIV·Closed 2026-10-01T15:00:00-04:00

• Retirement seminar training support services

  Department of the Treasury·> $10K to < or = $250K

• Equal Employment Opportunity (EEO) Counseling and Investigation Services

  Department of Homeland Security·$350K to $500K

• T5 Background Investigations

  Department of Homeland Security·$500K to $1M

Top Buying Agencies

1. Department of Defense · 68 awards · $1.4B
2. Department of Homeland Security · 121 awards · $805.9M
3. Department of Veterans Affairs · 6 awards · $7.4M
4. Department of Transportation · 1 awards · $2.3M
5. Department of Agriculture · 7 awards · $1.4M
6. Department of Commerce · 10 awards · $913.1K
7. Department of Justice · 16 awards · $672.1K
8. Department of the Treasury · 2 awards · $495.3K

Top Contractors in NAICS 561611

Competitive landscape based on public award history — not AI-guessed competitors.

1. Federal contractor · 224 awards · $872.1M
2. PERATON RISK DECISION INC. · 1 awards · $639.4M
3. CACI, INC. - FEDERAL · 1 awards · $599.2M
4. HO-CHUNK SHARED SERVICES COMPANY · 1 awards · $16.6M
5. RUCHMAN AND ASSOCIATES, INC. · 1 awards · $8M
6. RUCHMAN AND ASSOCIATES, INC. · 1 awards · $8M
7. EQUIFAX WORKFORCE SOLUTIONS LLC · 1 awards · $7.5M
8. NEMEAN SOLUTIONS, LLC · 1 awards · $6.6M
9. CHENEGA NASWIK INTERNATIONAL LLC · 1 awards · $4.3M
10. CAPITAL CENTER FOR CREDIBILITY ASSESSMENT CORPORATION · 6 awards · $3.7M
11. IDEMIA IDENTITY & SECURITY USA LLC · 1 awards · $2.2M
12. IDEMIA IDENTITY & SECURITY USA LLC · 1 awards · $2.2M
13. FIELDPRINT INC · 5 awards · $787.3K
14. TALON EAST FUEL SERVICES LLC · 1 awards · $369.7K
15. ERAI, INC. · 1 awards · $43.5K
16. S.J. BASHEN, INC. · 1 awards · $41.7K

Recent Awards

• Federal contractor · $12K · Department of Agriculture · 2026-09-30
• Federal contractor · $1M · Department of Veterans Affairs · 2026-09-30
• Federal contractor · $518.3K · Department of Veterans Affairs · 2026-09-30
• Federal contractor · $1.2M · Department of Veterans Affairs · 2026-09-30
• Federal contractor · $300K · Department of Homeland Security · 2026-09-28
• Federal contractor · $4.2K · Department of Homeland Security · 2026-09-25
• Federal contractor · $4.7K · Department of Homeland Security · 2026-09-25
• Federal contractor · $225K · Department of Homeland Security · 2026-09-15

Related NAICS

• 561612 — Security Guards and Patrol Services
• 561621 — Security Systems Services (except Locksmiths)

Sources

Market spending and contractor rankings use public USAspending.gov awards when NAICS is present on warehouse rows, otherwise SAM.gov Award Notices in CaptureIQ’s shared catalog. Current opportunities use public SAM.gov and Grants.gov notices. Contractor names are awardees from those records only — not inferred competitors.

• USAspending.gov ↗
• SAM.gov ↗