Industries › NAICS 561611
Industry · NAICS 561611 · sector 56 Administrative, support, waste management and remediation services
Investigation and Personal Background Check Services
Federal contract obligations classified under NAICS 561611, the organisations that win them and the agencies that award them.
USAspending caveat. Figures are obligations reported by federal agencies to USAspending.gov, not payments. In USAspending's words: "An outlay occurs when federal money is actually paid out, not just promised to be paid ('obligated')." "Every agency has a Senior Accountable Official who must officially certify that the quarterly financial data submitted by their agency is accurate and complete." "If there are any discrepancies in procurement data, FPDS is the authoritative source." Contract data for the Department of Defense and the U.S. Army Corps of Engineers is published with a 90-day delay. Data loaded 30 Sep 2026.
Federal agencies obligated $912M in contracts classified under NAICS 561611, Investigation and Personal Background Check Services, in FY2026, and $3.2B over the five fiscal years since FY2023; the industry ranks 100 of 526 on this site.
Obligations were about level on FY2025 ($852M), with $0 so far in FY2027.
The largest recipient organisations over FY2022–FY2025 were Peraton Risk Decision Inc. ($896M), Caci, Inc. - Federal ($706M) and Asrc Federal Professional Services, LLC ($179M).
By place of performance, the most money went to VA, CO and MD.
Contract obligations by fiscal year
Compared with the largest industry FY2026
| Measure | This industry | Aircraft Manufacturing | All contracts |
|---|---|---|---|
| Contract obligations, FY2026 | $912M | $45B | $716B |
| Five-year total | $3.2B | $211B | $3.0T |
| Share of all contract obligations, five years | 0.1% | 7.1% | 100% |
Top contractors obligations, FY2022–FY2025
| # | Organisation | Obligations |
|---|---|---|
| 1 | Peraton Risk Decision Inc. | $896M |
| 2 | Caci, Inc. - Federal | $706M |
| 3 | Asrc Federal Professional Services, LLC | $179M |
| 4 | Protection Strategies Inc | $135M |
| 5 | Professional Risk Management, Inc. | $87M |
| 6 | Securitas Critical Infrastructure Services, Inc. | $87M |
| 7 | Madison Associates Inc | $84M |
| 8 | CACI Premier Technology, LLC | $78M |
| 9 | Omniplex World Services Corporation | $67M |
| 10 | Equifax Workforce Solutions LLC | $65M |
| 11 | Iworks Corp | $57M |
| 12 | Five Stones Intelligence, Inc. | $42M |
| 13 | Coventbridge (USA) LLC | $36M |
| 14 | Sullivan Cove Consultants, LLC | $36M |
| 15 | Capital Center for Credibility Assessment Corporation | $35M |
| 16 | Eap Consultants, LLC | $27M |
| 17 | Olgoonik Innovations, LLC | $25M |
| 18 | Information Systems & Networks Corporation | $25M |
| 19 | Fieldprint Inc | $21M |
| 20 | The Ross Agency, Inc. | $20M |
| 21 | Valken Industries, Inc. | $20M |
| 22 | Anasec, Inc. | $18M |
| 23 | Ho-Chunk Shared Services Company | $17M |
| 24 | Potomac River Group, LLC | $16M |
| 25 | Excygent, LLC | $10M |
Buying agencies $1.0M+ awards
Where the work is performed
Largest awards since FY2023
| Recipient | Awarding agency | Type | Award value | Begun | Place | Record |
|---|---|---|---|---|---|---|
| Peraton Risk Decision Inc. | Department of DefenseDefense Counterintelligence and Security Agency | ContractDelivery Order | $783M | 27 Mar 2023 | VA | USAspending |
| Caci, Inc. - Federal | Department of DefenseDefense Counterintelligence and Security Agency | ContractDelivery Order | $765M | 28 Feb 2023 | VA | USAspending |
| Caci, Inc. - Federal | Department of Homeland SecurityU.S. Customs and Border Protection | ContractBpa Call | $53M | 30 Jan 2026 | VA | USAspending |
| Professional Risk Management, Inc. | Department of JusticeFederal Bureau of Investigation | ContractDelivery Order | $52M | 1 Aug 2023 | NY | USAspending |
| Caci, Inc. - Federal | Department of Homeland SecurityU.S. Customs and Border Protection | ContractBpa Call | $50M | 28 Jun 2024 | VA | USAspending |
| Asrc Federal Administrative Services, LLC | Department of DefenseDefense Counterintelligence and Security Agency | ContractDefinitive Contract | $42M | 30 Jan 2026 | PA | USAspending |
| Professional Risk Management, Inc. | Department of JusticeDrug Enforcement Administration | ContractDelivery Order | $38M | 20 Dec 2023 | VA | USAspending |
| Peraton Risk Decision Inc. | Department of Homeland SecurityU.S. Customs and Border Protection | ContractBpa Call | $37M | 12 Feb 2026 | CO | USAspending |
| Five Stones Intelligence, Inc. | Department of JusticeBureau of Alcohol, Tobacco, Firearms and Explosives Acquisition and Property Management Division | ContractDelivery Order | $34M | 30 Jun 2023 | TN | USAspending |
| Omniplex World Services Corporation | Department of Homeland SecurityU.S. Citizenship and Immigration Services | ContractBpa Call | $33M | 19 May 2023 | MD | USAspending |
Other industries in sector 56: Administrative, support, waste management and remediation services
- 561210 Facilities Support Services $152B
- 562910 Remediation Services $28B
- 561612 Security Guards and Patrol Services $25B
- 562211 Hazardous Waste Treatment and Disposal $8.8B
- 561720 Janitorial Services $8.0B
- 561990 All Other Support Services $7.4B
- 562119 Other Waste Collection $4.6B
- 561320 Temporary Help Services $4.0B
- 561422 Telemarketing Bureaus and Other Contact Centers $3.4B
- 561621 Security Systems Services (except Locksmiths) $3.0B
- 561110 Office Administrative Services $2.8B
- 561599 All Other Travel Arrangement and Reservation Services $2.7B
- 561730 Landscaping Services $2.3B
- 561499 All Other Business Support Services $2.1B
- 562111 Solid Waste Collection $1.2B
- 561421 Telephone Answering Services $722M
- 561450 Credit Bureaus $714M
- 561920 Convention and Trade Show Organizers $592M
- 561440 Collection Agencies $491M
- 562998 All Other Miscellaneous Waste Management Services $411M
- 562991 Septic Tank and Related Services $376M
- 562112 Hazardous Waste Collection $284M
- 561410 Document Preparation Services $268M
- 561790 Other Services to Buildings and Dwellings $256M
Questions and answers
How much does the federal government spend on NAICS 561611?
$912M in contract obligations classified under Investigation and Personal Background Check Services in FY2026, $3.2B over the five fiscal years since FY2023. Obligations are commitments, not payments.
Who are the top contractors in Investigation and Personal Background Check Services?
Peraton Risk Decision Inc. ($896M), Caci, Inc. - Federal ($706M), Asrc Federal Professional Services, LLC ($179M), Protection Strategies Inc ($135M), Professional Risk Management, Inc. ($87M), by contract obligations over FY2022–FY2025.
Which agencies buy in this industry?
By the value of $1.0M-plus contracts since FY2023: Department of Defense ($1.7B), Department of Homeland Security ($611M), Department of Justice ($198M), Department of Health and Human Services ($89M), Social Security Administration ($80M).
What is a NAICS code?
In USAspending's words: "NAICS stands for the North American Industrial Classification System. This 6-digit code tells you what industry the work falls into. Each contract record has a NAICS code." Assistance awards (grants, loans, direct payments) carry no NAICS code and are not counted here.
Provenance
Source: USAspending.gov API v2, spending by category (NAICS) by fiscal year, recipient cross-tabulation for FY2022–FY2025 and award search, loaded 30 Sep 2026. State figures come from each state's top-100 NAICS list, so small amounts in a state may be missing. See methodology.