Facilities Support Services

Facilities and infrastructure support services for government buildings and operations.

NAICS 561210 · Sector 56: Administrative and Support and Waste Management and Remediation Services

By Outrider Editorial Team · Updated October 7, 2026

SBA size standard

$47 million

Measured by average annual receipts over the last 5 fiscal years

SBA table effective March 2023

FY2025 federal spending

The Department of Energy bought 63% of the $38.3B obligated under 561210 in FY2025.

Contract awards
17,376
Contract vehicles (IDVs)
1,977

Top buying agencies

  1. Department of Energy$24.0B
  2. Department of Defense$8.9B
  3. Department of State$1.0B
  4. National Aeronautics and Space Administration$982.7M
  5. Department of Homeland Security$961.1M

FY2025 federal contract obligations, USAspending.gov

Facilities Support Services (NAICS 561210) covers companies providing facilities maintenance, janitorial services, building operations, and facilities management. While primarily a facilities/real estate code, it applies to companies providing infrastructure support services for government facilities and data centers.

What Businesses Fall Under This Code

561210 includes facilities management companies, janitorial services, building operations, facilities maintenance, and facilities support providers. In federal contracting, this includes companies managing government facilities, data centers, laboratories, and infrastructure.

SBA Size Standard and What It Means

The SBA size standard for 561210 is $47 million in average annual receipts. With average annual receipts of $47 million or less, you count as a small business on contracts filed under this code.

Federal Spending in This Category

Federal facilities support spending exceeds $20 billion annually. All federal agencies maintain facilities and require support services.

Top Agencies Buying in This Code

All federal agencies procure facilities support services. GSA manages facilities for many agencies. DoD, Veterans Affairs, and other large agencies maintain extensive facilities requiring support services.

Tips for Tech Companies Using This Code

Register for 561210 if you provide facilities support services, data center operations, or infrastructure management to federal agencies. Show compliance with federal facilities standards and security requirements for operating government facilities.

Pro Tip: If you operate federal data centers or provide infrastructure support, 561210 may be appropriate as a secondary code alongside IT services codes (518210 for data center operations).

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