561210

Facilities Support Services

Administrative and Support and Waste Management and Remediation Services › Administrative and Support Services › Facilities Support Services

SBA Size Standard

$47M average annual receipts

Revenue-Based Verify at SBA.gov →

NAICS Code Hierarchy

56

Sector

Administrative and Support and Waste Management and Remediation Services

561

Subsector

Administrative and Support Services

5612

Industry Group

Facilities Support Services

561210

National Industry (This Code)

Facilities Support Services

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This industry comprises establishments primarily engaged in providing operating staff to perform a combination of support services within a client's facilities. Establishments in this industry typically provide a combination of services, such as janitorial, maintenance, trash disposal, guard and security, mail routing, reception, laundry, and related services to support operations within facilities. These establishments provide operating staff to carry out these support activities, but are not involved with or responsible for the core business or activities of the client. Establishments providing facilities (except computer and/or data processing) operation support services and establishments providing private jail services or operating correctional facilities (i.e., jails) on a contract or fee basis are included in this industry.

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

$47M average annual receipts

Measurement Period

3-year average

Standard Type

Revenue-Based

Applies To

All contracts under NAICS 561210

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Establishments primarily engaged in providing only one of the support services (e.g., janitorial services) that establishments in this industry provide are classified in the appropriate industry according to the service provided;
Establishments primarily engaged in providing management and operating staff for the complete operation of a client's establishment, such as a hotel, restaurant, mine, or hospital, are classified according to the industry of the establishment operated;
Establishments primarily engaged in providing ambulatory health care services within a client's facilities are classified in Subsector 621, Ambulatory Health Care Services;
Establishments primarily engaged in managing nonresidential property for others without providing operating staff are classified in U.S. Industry 531312, Nonresidential Property Managers;
Establishments primarily engaged in providing on-site management and operation of a client's computer systems and/or data processing facilities are classified in U.S. Industry 541513, Computer Facilities Management Services; and
Governmental correctional institutions are classified in Industry 922140, Correctional Institutions.

How to Use NAICS 561210 in SAM.gov

NAICS code 561210Facilities Support Services — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Facilities Support Services space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of $47M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 561210.

Log in Entity Registration Goods & Services Add NAICS Code Enter 561210 Save

Frequently Asked Questions

What is NAICS code 561210?

NAICS code 561210 is 'Facilities Support Services', classified under the Administrative and Support and Waste Management and Remediation Services sector (NAICS 56). This industry comprises establishments primarily engaged in providing operating staff to perform a combination of support services within a client's facilities. Establishments in this industry typica

What is the SBA small business size standard for NAICS code 561210?

The SBA defines a small business under NAICS code 561210 (Facilities Support Services) as one with $47M average annual receipts. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 561210 in SAM.gov?

To register NAICS code 561210 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 561210 (Facilities Support Services) to your NAICS code list. You may designate one code as your Primary NAICS code.

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Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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