NAICS hierarchy: 56561561156111561110
U.S. Industry

NAICS 561110 — OFFICE ADMINISTRATIVE SERVICES

Federal contract awards classified under NAICS code 561110 (OFFICE ADMINISTRATIVE SERVICES) cover 416 unique federal contracts (470 total action records) from USASpending.gov. The top contractors, awarding agencies, and geographic concentration below are aggregated from the highest-value awards in this market — the right view for sizing competition and identifying incumbents.

Unique Contracts
416
470 total actions
Top Contracts $
$1.4B
sampled
Top Contractors
10
Awarding Agencies
10

Top Contractors in NAICS 561110

Largest recipients of federal contract dollars in this NAICS code (ranked by total obligated value). These are the incumbent competitors to know if you sell into this market.

Top Awarding Agencies

Federal agencies that obligate the most spending in NAICS 561110. Click any agency to see its full contract portfolio, top contractors, and sub-agencies.

Geographic Concentration

States where NAICS 561110 contract work is performed, ranked by total obligated value. Useful for sizing the local market and identifying state-level competitors.

StateAwardsTotal Obligated
DC81$552.6M
VA39$112.3M
MO6$109.4M
MD38$75.8M
CO15$73.0M
WA11$68.1M
TX10$62.5M
NM11$26.1M
TN5$23.1M
CA9$18.6M

All Unique Contracts in NAICS 561110

Showing 416 unique contracts (one entry per PIID, deduped from modifications) sorted by total dollars obligated.

Showing 201-225 of 416 results
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

COUNTRY PROGRAM COORDINATOR (CPC) RWANDA

Department of the Treasury20341921C00001$318,204
FIRM FIXED PRICE

DEPAUL INDUSTRIES

CY 2024-25 JANITORIAL SERVICES

Department of Transportation69056724F00051N$316,249.49
FIRM FIXED PRICE

NATIONAL INDUSTRIES FOR THE BLIND

CONTRACT CLOSEOUT SUPPORT SERVICES

Department of DefenseFA248625FB009$309,543
TIME AND MATERIALS

MIDTOWN PERSONNEL INC.

LITIGATION SUPPORT SERVICES

Department of Justice15JA7421F00000009$308,790.73
FIRM FIXED PRICESMALL BUSINESS SET ASIDE - TOTAL

FEEA CHILDCARE SERVICES, INC.

CHILD CARE TUITION ASSISTANCE PROGRAM (CCTAP) ADMINISTRATION

Department of Agriculture1232SA24C0002$308,756.28
FIRM FIXED PRICE8(A) SOLE SOURCE

CLEAR GLOBAL SOLUTIONS LLC

RCRA R2. THE CONTRACTOR SHALL PROVIDE CONTRACTOR ADMINISTRATIVE SUPPORT SERVICES FOR DATA ENTRY, DATA VERIFICATION, DATA TRACKING, DATA MAINTENANCE FOR THE RESOURCE CONSERVATION AND RECOVERY ACT (RCRA) NATIONAL DATABASE WITHIN EPA REGION 2, INCLUDING

Environmental Protection Agency68HE0225C0001$301,733.86
FIRM FIXED PRICE

GLOBAL CONSULTING SERVICES OF MARYLAND LLC

IGF::OT::IGF LTASC II ADMINISTRATIVE II

Department of Health and Human ServicesHHSN26800001$296,557.71
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

PERSONAL SERVICE CONTRACT - COUNTRY PROGRAM COORDINATOR COTE D'IVOIRE

Department of the Treasury20341922C00001$295,887.19
FIRM FIXED PRICE

NATIONAL INDUSTRIES FOR THE BLIND

NIB CONTRACT CLOSEOUT

Department of DefenseN0042126F0349$291,940.2
FIRM FIXED PRICESMALL BUSINESS SET ASIDE - TOTAL

CONTEMPORARIES, INC.

ADMINISTRATIVE SUPPORT SERVICES FOR OFFICE OF PAIN POLICY AND PLANNING AND HEAL INITIATIVE PROGRAMS

Department of Health and Human Services75N95025F00001$285,668.6
FIRM FIXED PRICE8(A) SOLE SOURCE

TPGI CPA PLLC

ADMINISTRATIVE SUPPORT FOR SANDIA FIELD OFFICE

Department of Energy89233126CNA000433$282,605.26
FIRM FIXED PRICE

1 - 8A ISO9001 FEDSYNC-BFS, LLC

ADMINISTRATIVE SUPPORT SERVICES MCASS - SSC TASK ORDER FOR FY26 (CY1 PER ATTACHMENT 4.15 FBR IDIQ PRICING TABLE)

National Aeronautics and Space Administration80SSC025F0010$277,391.56
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

KENYA COUNTRY PROGRAM COORDINATOR

Department of the Treasury20341921C00002$276,664.7
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

MALI COUNTY PROGRAM COORDINATOR

Department of the Treasury20341921C00009$269,349.6
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

NIGERIA COUNTRY PROGRAM COORDINATOR

Department of the Treasury20341922C00006$268,261.98
FIRM FIXED PRICE

LAWELAWE TECHNOLOGY SERVICES, INC.

NSF OIG SUPPORT SERVICES TASK ORDER - SERVICE NOW DEV.

National Science Foundation49100424F0255$260,486.4
FIRM FIXED PRICESERVICE DISABLED VETERAN OWNED SMALL BUSINESS SET-ASIDE

REDZONE LLC

ADMINISTRATIVE ASSISTANT IN SUPPORT OF THE DEPARTMENT OF HOMELAND SECURITY (DHS), FEDERAL PROTECTIVE SERVICE (FPS) REGION 6

Department of Homeland Security70RFP426FRE600004$258,753.46
FIRM FIXED PRICE

CONTEMPORARIES, INC.

CONTEMPORARIES INC:1108183

Department of Health and Human Services75N92E26F00014$249,554.24
FIRM FIXED PRICE

DIVERSE STAFFING SERVICES INC

PROFESSIONAL SERVICES CONTRACT FOR ONE (1) LITIGATION SUPPORT ANALYST BASE YEAR AND TWO (2) OPTION YEARS LOCATION: TRENTON/CAMDEN

Department of Justice15JA5024F00000014$249,207.84
FIRM FIXED PRICE

ADVANCED AUTOMATION TECHNOLOGIES INC

TORP 3084

Department of Health and Human Services75N98024F00002$246,056.76
FIRM FIXED PRICE8(A) SOLE SOURCE

4C SOLUTIONS INC

CONTRACT CLOSEOUT AND FILE ROOM SUPPORT

Department of DefenseN0018925P0426$232,819.2
FIRM FIXED PRICE

CONTEMPORARIES, INC.

SOUYMA KORRA WILL PROVIDE SUPPORT SERVICES FOR THE DCB TO SATISFY THE OVERALL OPERATIONAL OBJECTIVES OF THE NCI. POP IS 1/8/26 TO 1/7/27.

Department of Health and Human Services75N91026F00008$228,721.6
FIRM FIXED PRICENO SET ASIDE USED.

FOREIGN AWARDEES (UNDISCLOSED)

PERSONAL SERVICE CONTRACT - COUNTRY PROGRAM COORDINATOR LIBERIA

Department of the Treasury20341923C00001$228,148.8
FIRM FIXED PRICE

AMERICAS STAFFING PARTNER INC

ADMINISTRATIVE SERVICES AND EXECUTIVE

Department of DefenseN6852026F0001$223,963.65
FIRM FIXED PRICE8(A) SOLE SOURCE

WESTERN DOOR FEDERAL, LLC

FILE CLERK - ADMIN SUPPORT SERVICES, BLM NEVADA STATE OFFICE

Department of the Interior140L3922P0035$222,158.88
Data sourced from USASpending.gov. Updated daily. U.S. Industry level NAICS code 561110 — parent codes: 56, 561, 5611, 56111