Government All Other Support Services Contracts
NAICS 561990 · All Other Support Services
Government all other support services contracts totaled $4.9B across 5,601 awards from FY2024 to FY2026. Obligations were down 38.2% in FY2026 vs FY2025, and the Department of Defense accounted for $4.1B (83% of the total). Lockheed Martin Corporation accounted for $2.4B (48% of the total).
Key figures
In FY2026, contract obligations were $1,135,034,329 across 2,373 awards with activity that year, a change of -38.2% from $1,837,950,637 in FY2025. From FY2024 to FY2026, obligations totaled $4,943,205,621 across 5,601 awards.
- Obligated in FY2026
- $1.1B
- Awards in FY2026
- 2,373
- Change vs FY2025
- -38.2%
- Total, FY2024 to FY2026
- $4.9B
Note: FY2026 ended on Sep 30, 2026. The Department of Defense publishes contract data with a 90-day delay, so FY2026 totals may still rise as late reports arrive.
All Other Support Services contract spending by year
Federal all other support services contracts per fiscal year (October to September), under NAICS 561990. The table below lists the same numbers.
| Fiscal year | Obligated | Awards | Change |
|---|---|---|---|
| FY2026 | $1,135,034,329 | 2,373 | -38.2% |
| FY2025 | $1,837,950,637 | 3,266 | -6.7% |
| FY2024 | $1,970,220,655 | 3,509 | n/a |
About government all other support services contracts
Federal spending on all other support services contracts fell 42% from FY2024 ($2B) to FY2026 ($1.1B). FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
Spending is fairly concentrated: the top 3 contractors account for 61% of the total. No single company dominates, which leaves room for new and small contractors.
The Department of Defense spends the most on all other support services contracts (83%), followed by the Department of Energy. The states with the most of this work are Kentucky, Alabama and Indiana.
NAICS 561990 (All Other Support Services) is part of the Administrative and Support and Waste Management Services sector.
Top all other support services government contractors
Companies ranked by contract dollars under NAICS 561990 (All Other Support Services).
| # | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | Lockheed Martin Corporation | $2,355,965,610 | 47.7% |
| 2 | General Dynamics Information Technology, Inc. | $352,262,047 | 7.1% |
| 3 | Vertex Modernization and Sustainment LLC | $312,323,068 | 6.3% |
| 4 | Isotek Systems, LLC | $166,233,991 | 3.4% |
| 5 | Cgi Federal Inc. | $128,309,129 | 2.6% |
| 6 | Chenega Global Protection, LLC | $105,770,316 | 2.1% |
| 7 | Trace, Inc. | $96,492,948 | 2.0% |
| 8 | Arcus Group, LLC | $83,338,538 | 1.7% |
| 9 | Booz Allen Hamilton Inc | $78,187,377 | 1.6% |
| 10 | Sierra Nevada Company, LLC | $73,320,401 | 1.5% |
Agencies buying all other support services
Federal agencies ranked by contract dollars under NAICS 561990.
| # | Agency | Obligated | Share |
|---|---|---|---|
| 1 | Department of Defense | $4,091,672,292 | 82.8% |
| 2 | Department of Energy | $189,988,448 | 3.8% |
| 3 | Department of State | $137,139,654 | 2.8% |
| 4 | National Aeronautics and Space Administration | $108,885,791 | 2.2% |
| 5 | Department of Veterans Affairs | $104,442,577 | 2.1% |
| 6 | Department of Homeland Security | $78,541,798 | 1.6% |
| 7 | Department of Justice | $42,816,242 | 0.9% |
| 8 | Agency for International Development | $36,887,927 | 0.7% |
| 9 | Department of Health and Human Services | $29,090,941 | 0.6% |
| 10 | Department of Agriculture | $21,231,609 | 0.4% |
Where all other support services contract work is performed
States ranked by contract dollars, using the place of performance on each award.
| # | State | Obligated | Share |
|---|---|---|---|
| 1 | Kentucky | $2,323,693,339 | 47.0% |
| 2 | Alabama | $226,698,522 | 4.6% |
| 3 | Indiana | $213,180,277 | 4.3% |
| 4 | Massachusetts | $205,177,524 | 4.2% |
| 5 | Florida | $185,304,781 | 3.7% |
| 6 | California | $174,506,971 | 3.5% |
| 7 | Tennessee | $172,940,119 | 3.5% |
| 8 | Virginia | $172,031,615 | 3.5% |
| 9 | Arkansas | $135,621,819 | 2.7% |
| 10 | Ohio | $130,565,807 | 2.6% |
Recent all other support services contract awards
The latest all other support services contracts, newest first. Each award ID links to its record on USAspending.gov.
| Start date | Recipient | Agency and description | Amount | Record |
|---|---|---|---|---|
| Sep 30, 2026 | Xentity Corporation | Department of TransportationTHIS IS A LABOR HOURS (LH) TASK ORDER ISSUED AGAINST IDIQ CONTRACT 693JK422D800008, FOR THE CONTRACTOR TO PROVIDE ALL MATERIALS AND PERSONNEL NECESSARY TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTI | $471,200 | 693JK426F96056N |
| Sep 30, 2026 | Data Federal Corporation | Department of AgricultureDIGITALIZATION OF APPROXIMATELY 157 RECORDS MANAGEMENT BOXES OF FILES THAT HAVE BEEN STORED AT THE FREDERICKSBURG, VA LOCATION. | $87,346 | 12639526F0971 |
| Sep 29, 2026 | Clinical Data Interchange Standards Consortium Inc | Department of Health and Human ServicesDEVELOPS DATA STANDARDS TO STREAMLINE CLINICAL RESEARCH AND ENABLE CONNECTIONS TO HEALTHCARE, EMPOWERING THE VALUABLE INFORMATION OFFERED BY PATIENTS PARTICIPATING IN RESEARCH STUDIES AROUND THE WORLD | $25,000 | 75F40126P00418 |
| Sep 29, 2026 | International Organization for Migration | Department of Homeland SecurityHOME COUNTRY SUPPORT SERVICES. THE CONTRACTOR WILL ASSIST THE BENEFICIARIES COVERED BY THE MISS L SETTLEMENT IN REUNITING WITH FAMILY. | $2,837,692 | 70SBUR26P00000013 |
| Sep 29, 2026 | Macrosys, LLC | Department of TransportationTHIS TASK ORDER IS ISSUED UNDER IDIQ NO. 693JK422D800003 TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTICS (BTS) WITH SERVICES TO PERFORM THE TASK ORDER (TO) TITLED STATISTICAL PROGRAM COORDINATION A | $306,932 | 693JK426F96055N |
| Sep 29, 2026 | Macrosys, LLC | Department of TransportationTHIS TASK ORDER IS ISSUED UNDER IDIQ NO. 693JK422D800003 TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTICS (BTS) WITH SERVICES TO PERFORM THE TASK ORDER (TO) TITLED "PROGRAM SUPPORT FOR BTS OUTREACH" | $121,774 | 693JK426F96054N |
| Sep 29, 2026 | Macrosys, LLC | Department of TransportationTHIS ACQUISITION IS TO AWARD THIS TASK ORDER TO MACROSYS, LLC UNDER TASK AREA 2 FOR THE BUREAU OF TRANSPORTATION STATISTICS ANALYTICAL SUPPORT SERVICES. | $251,633 | 693JK426F96053N |
| Sep 29, 2026 | Downtown Business Improvement District Corp | General Services AdministrationDOWNTOWN BID PUBLIC ENVIRONMENTAL SERVICES | $2,289,840 | 47PF5126C0005 |
| Sep 29, 2026 | F.L. Pinto Companies, LLC | General Services AdministrationCONTRACT FOR THE FIRST LEVEL FLOORING REPLACEMENT AT THE EGWW FEDERAL BUILDING, 1220 SW 3RD AVE, PORTLAND, OR | $4,785 | 47PD5426C0008 |
| Sep 29, 2026 | Techno Rescue LLC | Social Security AdministrationBLANKET PURCHASE AGREEMENT FOR HARD DRIVE DESTRUCTION SERVICES. CALL ORDER FOR HARD DRIVE DESTRUCTION SERVICES. | $80,000 | 28321326FA0010228 |
| Sep 29, 2026 | Vital Records Holdings, LLC | Department of the TreasuryONSITE SHREDDING SERVICES -NOVATION FOR CONTRACT 20341222F00013 | $16,209 | 2099CF26F00030 |
| Sep 29, 2026 | Creative Bulb Pte. LTD. | Department of StateINSTALL OUTDOOR CHRISTMAS TREE | $54,684 | 19SN1026C0022 |
| Sep 29, 2026 | Bridgepath Solutions LLC | Department of AgricultureCONTRACTOR WILL PERFORM NECESSARY ANNUAL FIRE PROTECTION INSPECTION TO INCLUDE BUT NOT LIMITED TO: FIRE ALARM SYSTEM INSPECTION AND TEST, WET AUTOMATIC FIRE SPRINKLER SYSTEM INSPECTION AND TEST (7 RIS | $8,971 | 127EAU26C0013 |
| Sep 28, 2026 | Macrosys, LLC | Department of TransportationTHIS TASK ORDER IS ISSUED UNDER IDIQ CONTRACT NO. 693JK422D800003 TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTICS (BTS) WITH SERVICES TO PERFORM THE TASK ORDER (TO) TITLED ASSESSING THE UTILITY OF | $145,727 | 693JK426F96052N |
| Sep 28, 2026 | Macrosys, LLC | Department of TransportationTHIS TASK ORDER IS ISSUED UNDER IDIQ CONTRACT NO. 693JK422D800003 TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTICS (BTS) WITH SERVICES TO PERFORM THE TASK ORDER (TO) TITLED ESTABLISH NEAR-REAL-TIME | $529,000 | 693JK426F96051N |
| Sep 28, 2026 | Weris, Inc | Department of TransportationTHIS IS A TIME AND MATERIAL (T&M) TASK ORDER ISSUED AGAINST IDIQ CONTRACT 693JK422D800007, FOR THE CONTRACTOR TO PROVIDE ALL MATERIALS AND PERSONNEL NECESSARY TO PROVIDE THE BUREAU OF TRANSPORTATION S | $157,523 | 693JK426F96049N |
| Sep 28, 2026 | Macrosys, LLC | Department of TransportationTHIS IS A LABOR HOUR TASK ORDER (TO) ISSUED UNDER STATISTICAL PROGRAM SUPPORT, OF THE BUREAU OF TRANSPORTATION STATISTICS ANALYTICAL SUPPORT SERVICES IDIQ CONTRACT NO. 693JK422D800003 FOR CONTRACTOR T | $116,902 | 693JK426F96047N |
| Sep 28, 2026 | Weris, Inc | Department of TransportationTHIS IS A LABOR HOUR TASK ORDER ISSUED AGAINST IDIQ CONTRACT 693JK422D800007, FOR THE CONTRACTOR TO PROVIDE ALL MATERIALS AND PERSONNEL NECESSARY TO PROVIDE THE BUREAU OF TRANSPORTATION STATISTICS (BT | $183,854 | 693JK426F96045N |
| Sep 28, 2026 | Oakstrat Alliance LLC | Department of JusticeUNITED STATES ATTORNEY'S OFFICE - SOUTHERN DISTRICT OF CALIFORNIA LAW CLERK II AND PARALEGAL IV SERVICES PERIOD OF PERFORMANCE: 09/30/2026 - 09/29/2027 W/ FOUR OPTIONS | $209,062 | 15JA0526C00000228 |
| Sep 28, 2026 | Waterfleet, LLC | Department of the InteriorGRCA SOUTH RIM EMRGENCY WATER HAULING | $8,000,000 | 140PS126P0049 |
| Sep 28, 2026 | Govaera Inc | Department of AgricultureRPT FY26-015610 THIS IS NOT AN IT PURCHASE - LOCATE UNDERGROUND UTILITIES | $91,900 | 12445126C0042 |
| Sep 27, 2026 | Chaiyagarn Consulting Company Limited | Department of State03161209142, 03161309174 ILEA - LAPTOP AND WORKSTATION REPLACEMENT (26Q0062) | $328,960 | 19TH2026P2141 |
| Sep 25, 2026 | Macrosys, LLC | Department of TransportationTHIS IS A LABOR HOUR TASK ORDER (TO) ISSUED UNDER STATISTICAL PROGRAM SUPPORT, OF THE BUREAU OF TRANSPORTATION STATISTICS ANALYTICAL SUPPORT SERVICES IDIQ CONTRACT NO. 693JK422D800003 FOR CONTRACTOR T | $212,564 | 693JK426F96046N |
| Sep 25, 2026 | Arcus Group, LLC | Department of Homeland SecurityORDER OFF USSS IDIQ 70US0926D70092065 FOR EVENT SECURITY PERIMETER SOLUTIONS | $1,371,256 | 70US0926F3OTH3149 |
| Sep 25, 2026 | Kingstonville, LLC | Department of JusticeUNITED STATES ATTORNEY'S OFFICE - DISTRICT OF NEW HAMPSHIRE CIVIL PARALEGAL II PERIOD OF PERFORMANCE: 09/28/2026 - 09/27/2027 W/ FOUR OPTION YEARS | $119,148 | 15JA0526C00000224 |
Open all other support services government bids
The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.
Homeland Security, Department of · Sources Sought · NAICS 561990 · DC
Posted Oct 30, 2026 · Responses due Nov 11, 2026
How to win government all other support services contracts
Federal all other support services contracts are posted on SAM.gov under NAICS 561990. Register your business free on SAM.gov with this code, watch for all other support services bids, and look for small business set-asides: many all other support services contracts for small business are reserved for small firms.
Explore government all other support services contracts by state, agency and contractor
- Department of Defense contracts
- Department of Energy contracts
- Department of State contracts
- National Aeronautics and Space Administration contracts
- Department of Veterans Affairs contracts
- Government contracts in Kentucky
- Government contracts in Alabama
- Government contracts in Indiana
- Government contracts in Massachusetts
- Government contracts in Florida
- Lockheed Martin government contracts
- General Dynamics Information Technology government contracts
- Cgi Federal government contracts
Frequently asked questions
- What NAICS code is used for government all other support services contracts?
- Federal all other support services contracts use NAICS 561990 (All Other Support Services). List this code in your free SAM.gov registration to be found for these contracts.
- Who are the largest all other support services government contractors?
- By contract dollars under NAICS 561990 from FY2024 to FY2026, the largest were Lockheed Martin Corporation ($2.4B), General Dynamics Information Technology, Inc. ($352M) and Vertex Modernization and Sustainment LLC ($312M).
- Which agencies buy the most all other support services?
- From FY2024 to FY2026, the biggest buyers were the Department of Defense ($4.1B), the Department of Energy ($190M) and the Department of State ($137M).
- Where are government all other support services contracts performed?
- By contract dollars, the most federal all other support services work is performed in Kentucky ($2.3B), Alabama ($227M) and Indiana ($213M).
- Is federal spending on all other support services contracts growing?
- Federal all other support services contract obligations fell 42% from FY2024 ($2B) to FY2026 ($1.1B). FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
- Do I qualify as a small business for all other support services contracts?
- It depends on the SBA size standard for NAICS 561990, which is set either by average annual revenue or by number of employees. Check the current table of size standards on sba.gov before you bid on small business set-asides.
- What do I need to bid on government all other support services contracts?
- An active SAM.gov registration (free) with NAICS 561990 listed, the licenses and insurance your state requires for all other support services work, and examples of similar past work. Some solicitations also ask for specific certifications or security clearances.