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.

W5168W-24-R-0009 FT CARSON BASOPS

DEPT OF DEFENSE
FORT SAM HOUSTON, TX
NAICS 561210
Posted May 29, 2026
HUBZone

DWA Weed Treatment

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 561730
Posted May 29, 2026
Small Business

Mud Mountain Dam Janitorial Services

DEPT OF DEFENSE
SEATTLE, WA
NAICS 561720
Posted May 29, 2026
EDWOSB

Fort Rucker Gunnery Range Maintenance

DEPT OF DEFENSE
FORT EUSTIS, VA
NAICS 561210
Posted May 29, 2026
SDVOSB

BEJ Custodial Services

DEPT OF DEFENSE
WILMINGTON, NC
NAICS 561720
Posted May 29, 2026
Small Business

Grounds Maintenance Services

DEPT OF DEFENSE
ROCK ISLAND, IL
NAICS 561730
Posted May 29, 2026
Small Business

Justification and Approval for Other than Full and Open Competition Fuels SAD-AF2 Bridge Contract

DEPT OF DEFENSE
REDSTONE ARSENAL, AL
NAICS 561210
Posted May 29, 2026

Mental Health Over Door Alarm System and Installation

VETERANS AFFAIRS, DEPARTMENT OF
MATHER, CA
NAICS 561621
Posted May 29, 2026
SDVOSB

Public Posting Notice - FAR 6.305(a)

MILLENNIUM CHALLENGE CORPORATION
Washington, DC
NAICS 561210
Posted May 29, 2026

J-SECURITY SYSTEMS SERVICE BPA

INTERIOR, DEPARTMENT OF THE
BOISE, ID
NAICS 561621
Posted May 29, 2026

S-SCCAO Rodent Control Services

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 561710
Posted May 29, 2026

Facility Investment Services - Arizona and New Mexico

DEPT OF DEFENSE
FORT MCCOY, WI
NAICS 561210
Posted May 29, 2026
Small Business

BASEOPS Extension

DEPT OF DEFENSE
FORT CARSON, CO
NAICS 561210
Posted May 28, 2026

Janitorial Services on the Big Cedar Work Center

AGRICULTURE, DEPARTMENT OF
Atlanta, GA
NAICS 561720
Posted May 28, 2026
Small Business

S-PINEDALE REC SITE CLEANING CONTRACT

INTERIOR, DEPARTMENT OF THE
CHEYENNE, WY
NAICS 561720
Posted May 28, 2026

Mowing, trimming, and general grounds maintenance at the Manchester Ranger District, Green Mountain National Forest, VT

AGRICULTURE, DEPARTMENT OF
RUTLAND, VT
NAICS 561730
Posted May 28, 2026
Small Business

W074-Metered Mail (Bay Pines and Cape Coral)

VETERANS AFFAIRS, DEPARTMENT OF
TAMPA, FL
NAICS 561499
Posted May 28, 2026

F-Lahontan Basin Area Office - Vegetation Management Services BPA Call #3

INTERIOR, DEPARTMENT OF THE
SACRAMENTO, CA
NAICS 561730
Posted May 28, 2026

NOI - Smiths Detection Maintenance (Sole Source)

JUSTICE, DEPARTMENT OF
WASHINGTON, DC
NAICS 561621
Posted May 28, 2026
No Set Aside

Japan Annual Service Practice (ASP) Custodial Service Contract

DEPT OF DEFENSE
FORT HOOD, TX
NAICS 561720
Posted May 28, 2026
8(a) Competed