Administrative and Support Services
1,811 active contract opportunities
1,811
Active Opportunities
117
Posted Last 7 Days
30 days
Avg Response Window
Top Industries
- Landscaping Services349
- Janitorial Services335
- Facilities Support Services308
- Security Systems Services (except Locksmiths)196
- Security Guards and Patrol Services163
Set-Aside Distribution
- 725
- Small Business576
- SDVOSB204
- No Set Aside124
- 8(a) Competed55
Top Locations
- VA195
- DC190
- CA102
- PA102
- WI80
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.
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Posted Jan 14, 2026
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NAICS 561320
Posted Jan 13, 2026
