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.

INSCOM G-2 Access Control and Security Escorts (ACES)

DEPT OF DEFENSE
FORT BELVOIR, VA
NAICS 561612
Posted Sep 24, 2026
Due Nov 4, 2026
8(a) Set-Aside

Groundskeeping

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 561730
Posted Sep 24, 2026
Due Oct 6, 2026
SDVOSB

Amendment Groundskeeping

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 561730
Posted Sep 24, 2026
Due Oct 6, 2026
SDVOSB

Uinta-Wasatch-Cache National Forest Supervisor's Office and Salt Lake Ranger District Snow Removal

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 561790
Posted Sep 24, 2026
Small Business Set Aside - Total

Alaska National Cemeteries Grounds Maintenance

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561730
Posted Sep 24, 2026
Due Oct 6, 2026
No Set Aside

Water Recycling Systems Maintenance

DEPT OF DEFENSE
JBSA LACKLAND, TX
NAICS 561210
Posted Sep 24, 2026
SDVOSB

Walla Walla District and Portland District Dive Services

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 561990
Posted Sep 24, 2026
WOSB

S-GRSM HAZARD TREE REMOVAL & CLEARING

INTERIOR, DEPARTMENT OF THE
GATLINBURG, TN
NAICS 561730
Posted Sep 24, 2026

PNF McCall SO Lawn Services

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 561730
Posted Sep 24, 2026
Small Business Set Aside - Total

USCG Sector San Diego CA Janitorial Services

HOMELAND SECURITY, DEPARTMENT OF
SAN PEDRO, CA
NAICS 561720
Posted Sep 24, 2026
Small Business Set Aside - Total

Q601-Medical Coding Technicians

VETERANS AFFAIRS, DEPARTMENT OF
MILWAUKEE, WI
NAICS 561320
Posted Sep 24, 2026
SDVOSB

Operations & Maintenance Services in Memphis & Jackson, TN

GENERAL SERVICES ADMINISTRATION
Washington, DC
NAICS 561210
Posted Sep 24, 2026

Q999-621I-American Medical Staffing, Inc- 36F79726D0164 10/01/2026-09/30/2046

VETERANS AFFAIRS, DEPARTMENT OF
HINES, IL
NAICS 561320
Posted Sep 24, 2026

Classified Sound-Attenuated Door and Split-Frame Assembly Facilities Package

HOMELAND SECURITY, DEPARTMENT OF
Brunswick, GA
NAICS 561622
Posted Sep 24, 2026
Small Business Set Aside - Total

S-R4-SC-Janitorial Services at Office at Carolina Sandhills NWR - Option Year Contract

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561720
Posted Sep 24, 2026

Fort Leonard Wood BASOPS Solicitation

DEPT OF DEFENSE
FORT SAM HOUSTON, TX
NAICS 561210
Posted Sep 24, 2026
Due Nov 9, 2026
8(a) Set-Aside

Janitorial Services at the MVY ATCT in Massachusetts

TRANSPORTATION, DEPARTMENT OF
FORT WORTH, TX
NAICS 561720
Posted Sep 24, 2026
Due Oct 22, 2026
Small Business Set Aside - Total

IDIQ Tree Maintenance Services, Beaver Project Office

DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561730
Posted Sep 24, 2026
Due Oct 14, 2026
Small Business Set Aside - Total

S-R4-PR-Vieques NWR-126204A4CI0 Janitorial Services

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561720
Posted Sep 24, 2026

F-INDU PINHOOK BOG REVEGETATION

INTERIOR, DEPARTMENT OF THE
Macedonia, OH
NAICS 561730
Posted Sep 24, 2026