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.

INFORMATION RESOURCE CENTER SERVICES

UNITED STATES TRADE AND DEVELOPMENT AGENCY
ARLINGTON, VA
NAICS 561110
Posted Sep 15, 2026
Small Business Set Aside - Total

Fire damper inspection, testing & maintenance- VA Black Hills, SD

VETERANS AFFAIRS, DEPARTMENT OF
Saint Paul, MN
NAICS 561210
Posted Sep 15, 2026
No Set Aside

Award Notice Web Support Services

DEPT OF DEFENSE
NORFOLK, VA
NAICS 561499
Posted Sep 15, 2026

7J-SUPPLY: KS-FWS GREAT PLAINS NATURE-VSS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Sep 15, 2026

USDA NRCS Janitorial Services - Jimmy Carter Plant Materials Center

AGRICULTURE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561720
Posted Sep 15, 2026
Small Business Set Aside - Total

S-AK-KOTZEBUE ADMINIST-BPA SETUP

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561790
Posted Sep 14, 2026

F-KS MARAIS DES CYGNES NWR VEGETATION TRIMMING AND C

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561730
Posted Sep 14, 2026

Landscaping Services

DEPT OF DEFENSE
BEALE AFB, CA
NAICS 561730
Posted Sep 14, 2026
SDVOSB

Duluth Lawn Maintenance

DEPT OF DEFENSE
DETROIT, MI
NAICS 561730
Posted Sep 14, 2026
Small Business Set Aside - Total

Sources Sought - U.S. Mission Maseru, Lesotho

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561612
Posted Sep 14, 2026
Due Oct 2, 2026

WJHTC Armed Security Guard Services

TRANSPORTATION, DEPARTMENT OF
ATLANTIC CITY, NJ
NAICS 561612
Posted Sep 14, 2026
Due Oct 29, 2026
8(a) Set-Aside

F-STEWART POND MOWING

INTERIOR, DEPARTMENT OF THE
PORTLAND, OR
NAICS 561730
Posted Sep 14, 2026

F-Savannah River Nuclear Material & Cleanup Services

ENERGY, DEPARTMENT OF
CINCINNATI, OH
NAICS 561210
Posted Sep 14, 2026
Due Oct 14, 2026

D-SUPPLy: KS-FWS GREAT PLAINS NATURE-IDS

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 561621
Posted Sep 14, 2026

R-OCC Tri-Merge Credit Reporting Services for CO&S

TREASURY, DEPARTMENT OF THE
WASHINGTON, DC
NAICS 561450
Posted Sep 14, 2026
No Set Aside

Janitorial Services in Manchester and Merrimack, NH

TRANSPORTATION, DEPARTMENT OF
FORT WORTH, TX
NAICS 561720
Posted Sep 14, 2026

USAG DHR, Fort Bragg ID Card Services

DEPT OF DEFENSE
FORT BRAGG, NC
NAICS 561110
Posted Sep 12, 2026
SDVOSB

Custodial and Janitorial Services for Defense Information Systems Agency Pacific (DISA PAC), Building 77 AMD 0001

DEPT OF DEFENSE
PEARL HARBOR, HI
NAICS 561720
Posted Sep 11, 2026
Small Business Set Aside - Total

Justification for Exception to Fair Opportunity - Restricted Area Maintenance Support (RAMS)

DEPT OF DEFENSE
BUCKLEY AFB, CO
NAICS 561210
Posted Sep 11, 2026

MEDECO INTELLIGENT KEY HIGH-SECURITY LOCK SYSTEM

VETERANS AFFAIRS, DEPARTMENT OF
MATHER, CA
NAICS 561621
Posted Sep 11, 2026
Due Oct 16, 2026
No Set Aside