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.

Janitorial Services for National Science Laboratories (NSL) satellite laboratory in Blakely, GA

AGRICULTURE, DEPARTMENT OF
MINNEAPOLIS, MN
NAICS 561720
Posted Aug 31, 2026
Small Business Set Aside - Total

Gaborone, Botswana - 5 year Landscaping Maintenance

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561730
Posted Aug 31, 2026

287(g) Texas Transportation

HOMELAND SECURITY, DEPARTMENT OF
Washington, DC
NAICS 561612
Posted Aug 31, 2026
No Set Aside

Wrong Way Detection/Reverse Entry Alert System

DEPT OF DEFENSE
MOUNTAIN HOME AFB, ID
NAICS 561621
Posted Aug 31, 2026
Small Business Set Aside - Total

Kitchen Hoods & Ducts Exhaust System Maintenance

DEPT OF DEFENSE
JBER, AK
NAICS 561790
Posted Aug 31, 2026
Small Business Set Aside - Total

LCAC Corrosion Control Cleaning

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 561720
Posted Aug 31, 2026
Small Business Set Aside - Total

Janitorial Services, Hop Brook Lake and Naugatuck River Basin, Middlebury, CT

DEPT OF DEFENSE
CONCORD, MA
NAICS 561720
Posted Aug 31, 2026
Small Business Set Aside - Total

S-George Washington Birthplace National Monument - M

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 561730
Posted Aug 29, 2026

S-MINUTE MAN NHP - REHAB HISTORIC FIELDS

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 561730
Posted Aug 29, 2026

36C78626Q50143 - S208

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561730
Posted Aug 29, 2026
SDVOSB

Ashton Ranger District Office Janitorial

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 561720
Posted Aug 28, 2026
Small Business Set Aside - Total

Plumas Janitorial Services

AGRICULTURE, DEPARTMENT OF
QUINCY, CA
NAICS 561720
Posted Aug 28, 2026
Small Business Set Aside - Total

J-BIA, Chinle Agency Headquarters, Disinfection and

INTERIOR, DEPARTMENT OF THE
GALLUP, NM
NAICS 561710
Posted Aug 28, 2026

Security System Maintenance, Repair, and Replacement Services LRGV

INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO
El Paso, TX
NAICS 561621
Posted Aug 28, 2026
Small Business Set Aside - Total

Transplant Lodging Puget Sound VA Medical Center

VETERANS AFFAIRS, DEPARTMENT OF
VANCOUVER, WA
NAICS 561599
Posted Aug 28, 2026
SDVOSB

Internal Fence Reconfiguration Services

DEPT OF DEFENSE
FORT BRAGG, NC
NAICS 561790
Posted Aug 28, 2026
Small Business Set Aside - Total

Grounds Maintenance at FS & HAAF

DEPT OF DEFENSE
FORT STEWART, GA
NAICS 561730
Posted Aug 28, 2026
Small Business Set Aside - Total

Grounds Maintenance Services - MO041 - St. Charles, MO

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 561730
Posted Aug 27, 2026
SDVOSB Sole Source

United States Forces Korea (USFK) Travel Management Company (TMC) Services

GENERAL SERVICES ADMINISTRATION
WASHINGTON, DC
NAICS 561510
Posted Aug 27, 2026

Sabana Field Research Station Grounds Keeping Services

AGRICULTURE, DEPARTMENT OF
SAN JUAN, PR
NAICS 561730
Posted Aug 27, 2026
Small Business Set Aside - Total