Administrative and Support Services

2,540 active contract opportunities

2,540

Active Opportunities

2,353

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Landscaping Services524
  • Janitorial Services472
  • Facilities Support Services433
  • Security Systems Services (except Locksmiths)275
  • Security Guards and Patrol Services213

Set-Aside Distribution

  • 980
  • Small Business847
  • SDVOSB295
  • No Set Aside182
  • 8(a) Competed69

Top Locations

  • VA290
  • DC269
  • CA148
  • WI136
  • PA121

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.

Security Systems Maintenance (SSM)

TRANSPORTATION, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted Mar 10, 2026
No Set Aside

S-GUIS MOWING IN MISSISSIPPI

INTERIOR, DEPARTMENT OF THE
TUPELO, MS
NAICS 561730
Posted Mar 10, 2026

Park Cleanup, Greers Ferry Lake Project Office

DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561210
Posted Mar 10, 2026
Small Business

Grounds Maintenance Services at Rock Island National Cemetery - S208

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561730
Posted Mar 10, 2026
SDVOSB

S208-Plant Maintenance & Holiday Decor Services

VETERANS AFFAIRS, DEPARTMENT OF
LINTHICUM, MD
NAICS 561730
Posted Mar 10, 2026
SDVOSB

Greers Ferry IDIQ Buoy Maintenance

DEPT OF DEFENSE
LITTLE ROCK, AR
NAICS 561210
Posted Mar 9, 2026
Small Business

Hoods and Ducts Maintenance Services

DEPT OF DEFENSE
EDWARDS AFB, CA
NAICS 561790
Posted Mar 9, 2026
Small Business

Tools and Parts Attendants

DEPT OF DEFENSE
ROBINS AFB, GA
NAICS 561210
Posted Mar 9, 2026
8(a) Competed

USACE Galveston - Grounds Maintenance Services - Jadwin

DEPT OF DEFENSE
GALVESTON, TX
NAICS 561730
Posted Mar 9, 2026
8(a) Competed

Army Prepositioned Stocks - 4 (APS-4) Korea

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 561210
Posted Mar 9, 2026

Notice of Intent to Sole Source BG Consulting Services

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 561110
Posted Mar 7, 2026

Referral Clerk Services for the 51st Medical Group, Osan Air Base, Republic of Korea

DEPT OF DEFENSE
FORT SHAFTER, HI
NAICS 561110
Posted Mar 6, 2026

Power Plant Janitorial Services, U.S. Army Corps of Engineers, Stockton Lake Project, Stockton, MO

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 561720
Posted Mar 6, 2026
Small Business

AFRL/RQ ELECTRICAL EMERGENCY RESPONSE

DEPT OF DEFENSE
WRIGHT PATTERSON AFB, OH
NAICS 561210
Posted Mar 6, 2026
Small Business

Award Notice-SkillsUSA Boothspace 2026

DEPT OF DEFENSE
FORT KNOX, KY
NAICS 561920
Posted Mar 6, 2026
No Set Aside

Athens Janitorial Services

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 561720
Posted Mar 6, 2026
Small Business

Construction Projects Escorts

DEPT OF DEFENSE
APO, AP
NAICS 561612
Posted Mar 6, 2026
No Set Aside

San Bernardino Janitorial Service

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 561720
Posted Mar 5, 2026
Small Business

Janitorial Service Base+4 - Temple TX

AGRICULTURE, DEPARTMENT OF
BELTSVILLE, MD
NAICS 561720
Posted Mar 5, 2026
Small Business

82 CES FIRE DEPARTMENT CAMERA MAINTENANCE

DEPT OF DEFENSE
SHEPPARD AFB, TX
NAICS 561621
Posted Mar 5, 2026
Small Business