NAICS 561210

Facilities Support Services

Updated July 2026 — federal spending and agency data cross-checked against SAM.gov and USAspending.gov.

Janitorial, maintenance, security, and facilities management services for government buildings.

Federal Spending

$20B+ annually

Top Agencies

GSA, DoD, VA

Market Outlook

Stable demand (+2% annually). Growth in facility consolidation = larger contract sizes.

13 CFR § 121.201SBA Size Standard

Small Business Threshold: $47.0M

Calculated on a 5-year average annual receipts (gross). Businesses with average revenue or headcount at or below this ceiling may qualify as small businesses for prime federal solicitations assigned NAICS 561210, subject to affiliation and program rules.

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Common Federal Contracts

1

Building maintenance and repairs

2

Security and access control

3

Custodial services

4

Facilities management for multiple buildings

Contractor Competitive Advantage

GSA Schedule is easiest entry. Service contracts are local and recurring = steady cash flow. Lower barriers to entry than IT.

Relevant Certifications

8(a)

HUBZone

WOSB

Top Procuring Agencies

How to Win in This Sector

  1. 1. Verify Your NAICS: Make sure this NAICS code matches your primary business activity. You can only claim set-asides for your primary NAICS.
  2. 2. Apply for Certifications: Most contracts in this sector allow 8(a), WOSB, HUBZone, or SDVOSB certifications. These give you advantages in bidding.
  3. 3. Target Top Agencies: Identify the top 3 agencies hiring in this sector and research their procurement needs.
  4. 4. Assess Your Advantage: Review the competitive advantages above and determine how your firm differentiates.
  5. 5. Build Relationships: Attend industry days, connect with contracting officers, and respond to RFIs (Requests for Information).
Frequently Asked Questions

Everything You Need to Know Before Bidding

Straight answers on data privacy, free trial access, and federal contracting workflows.

NAICS 561210 covers Facilities Support Services: Janitorial, maintenance, security, and facilities management services for government buildings. Federal agencies spend $20B+ annually annually on contracts in this category.

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