Administrative and Support Services

3,005 active contract opportunities

3,005

Active Opportunities

2,695

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Landscaping Services630
  • Janitorial Services565
  • Facilities Support Services505
  • Security Systems Services (except Locksmiths)339
  • Security Guards and Patrol Services237

Set-Aside Distribution

  • 1164
  • Small Business762
  • SDVOSB350
  • Small Business Set Aside - Total243
  • No Set Aside230

Top Locations

  • VA374
  • DC299
  • CA173
  • WI151
  • MD148

About NAICS561

The North American Industry Classification System (NAICS) code 561 covers administrative and support services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

Vermont Army National Guard Work for Warriors

DEPT OF DEFENSE
COLCHESTER, VT
NAICS 561311
Posted Sep 18, 2026
SDVOSB

MEDICAL TECHNOLOGIST SERVICES

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ABERDEEN, SD
NAICS 561320
Posted Sep 18, 2026
Buy Indian

Pre-Solicitation - U.S. Mission Lilongwe, Malawi

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Sep 18, 2026
Due Oct 8, 2026
No Set Aside

IDIQ General Maintenance Services, Beaver Project Office

DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561210
Posted Sep 18, 2026
Due Oct 19, 2026
Small Business Set Aside - Total

H-SALEM MARITIME NHP & SAUGUS IRON WORKS NHS - FIRE

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 561621
Posted Sep 18, 2026

Sea-Based X-Band Radar (SBX-1) Security

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561612
Posted Sep 18, 2026
Due Oct 2, 2026
8(a) Set-Aside

Notice of Intent to Sole Source Award M.C. Dean

DEPT OF DEFENSE
NAICS 561621
Posted Sep 18, 2026
Due Oct 18, 2026
No Set Aside

IDIQ Boundary Maintenance Beaver Lake Project

DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561730
Posted Sep 18, 2026
Small Business Set Aside - Total

Cleaning of Food Service Exhaust Fans and Ducts for Dining Facilities in USAG Yongsan Casey

DEPT OF DEFENSE
APO, AP
NAICS 561790
Posted Sep 18, 2026
Due Oct 15, 2026

J-IMT BOR-DO PACS SERVICE AGREEMENT AND RE

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 561621
Posted Sep 18, 2026

F-BIA FORT DEFIANCE HEADQUARTER - PHASE I Cleanup

INTERIOR, DEPARTMENT OF THE
GALLUP, NM
NAICS 561710
Posted Sep 18, 2026

F-Lake Berryessa East Side Road Seeding

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 561730
Posted Sep 17, 2026

Hensley Pest Control Services

DEPT OF DEFENSE
SACRAMENTO, CA
NAICS 561710
Posted Sep 17, 2026
Small Business Set Aside - Total

Solicitation - BWT Operation and Maintenance

DEPT OF DEFENSE
MOBILE, AL
NAICS 561210
Posted Sep 17, 2026
Due Oct 16, 2026
Small Business Set Aside - Total

J-D3 INSTALL FIXED WHEEL GATE INDICATOR CHAIN

INTERIOR, DEPARTMENT OF THE
BOULDER CITY, NV
NAICS 561990
Posted Sep 17, 2026

S208-LOU Landscaping, Ice and Snow Removal

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 561730
Posted Sep 17, 2026
SDVOSB

Installation Support Services at DLA Distribution San Joaquin CA (DDJC)

DEPT OF DEFENSE
NEW CUMBERLAND, PA
NAICS 561210
Posted Sep 17, 2026
Due Oct 23, 2026
WOSB

7J-SUPPLY: WA-NISQUALL NWR COMPLX- FIRE DETC. & IDS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Sep 17, 2026

S201- Floor Maintenance and Re-surfacing

VETERANS AFFAIRS, DEPARTMENT OF
Gilbert, AZ
NAICS 561720
Posted Sep 17, 2026
SDVOSB

MIDLEVEL PROVIDERS FOR PRSU

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ABERDEEN, SD
NAICS 561320
Posted Sep 17, 2026
Indian Small Business Economic Enterprise