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.

W91237-26-D-A005; ACS Mowing and Maintenance(2026-2030)

DEPT OF DEFENSE
HUNTINGTON, WV
NAICS 561730
Posted Jan 27, 2026
Small Business

Comanche National Grassland Carrizo Unit Janitorial

AGRICULTURE, DEPARTMENT OF
PUEBLO, CO
NAICS 561720
Posted Jan 26, 2026
Small Business

FY26 AWARD CEREMONY_06 FEB 2026

DEPT OF DEFENSE
SACRAMENTO, CA
NAICS 561499
Posted Jan 26, 2026
No Set Aside

Security Guard Services

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ATLANTA, GA
NAICS 561612
Posted Jan 26, 2026

Award Notice - Vex Robotics National Competition Registration Fees

DEPT OF DEFENSE
FORT KNOX, KY
NAICS 561920
Posted Jan 26, 2026
No Set Aside

R-AAO SECURITY GUARD SERVICES

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 561612
Posted Jan 26, 2026

Administrative & Technical Support Services

JUSTICE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561990
Posted Jan 26, 2026

Notice of Modification to IDIQ 12443923D0003

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 561210
Posted Jan 26, 2026
Small Business

S-Pest Control Services for Cheyenne River Agency

INTERIOR, DEPARTMENT OF THE
ABERDEEN, SD
NAICS 561710
Posted Jan 26, 2026

Custodial Services TX075

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 561720
Posted Jan 23, 2026
Small Business

IESS Solicitation (RFP)

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 561621
Posted Jan 24, 2026
Small Business

Q517-Staffing Service for Murfreesboro CMOP

VETERANS AFFAIRS, DEPARTMENT OF
LEAVENWORTH, KS
NAICS 561210
Posted Jan 23, 2026
SDVOSB

Bridge Contract for Environmental/Janitorial Services

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
BETHESDA, MD
NAICS 561720
Posted Jan 23, 2026

Bessey Ranger District- Janitorial Services

AGRICULTURE, DEPARTMENT OF
CHADRON, NE
NAICS 561720
Posted Jan 22, 2026
Small Business

Janitorial Services Redbird Ranger Station

AGRICULTURE, DEPARTMENT OF
SAINT PAUL, MN
NAICS 561720
Posted Jan 22, 2026
Small Business

Armed Protective Security Officer Services - Arkansas Justification and Approval

HOMELAND SECURITY, DEPARTMENT OF
PHILADELPHIA, PA
NAICS 561612
Posted Jan 21, 2026

CDC 2026 Vector Week

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ATLANTA, GA
NAICS 561920
Posted Jan 21, 2026
No Set Aside

Synopis of a Sole Source SDVOSB Short-Term Bridge Contract Award. Grounds Maintenance Omaha/Fort McPherson National Cemetery. - S208

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561730
Posted Jan 21, 2026
SDVOSB Sole Source

NOCA for Materiel Management Operations (MMO)

DEPT OF DEFENSE
EDWARDS AFB, CA
NAICS 561210
Posted Jan 20, 2026

San Francisco National Cemetery Grounds Maintenance Services - S208

VETERANS AFFAIRS, DEPARTMENT OF
QUANTICO, VA
NAICS 561730
Posted Jan 20, 2026
SDVOSB