NAICS 551114

Support Services for Offices and Administrative Activities

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

Administrative support, human resources, finance, and business support services.

Federal Spending

$5B+ annually

Top Agencies

GSA, HHS, VA

Market Outlook

Growing +3% annually. Government budget constraints = increased outsourcing.

Common Federal Contracts

1

Administrative support services

2

Human resources support

3

Finance and accounting support

4

Business operations support

Contractor Competitive Advantage

Low capital service business. Outsourcing trend = growing demand. Women and minority-owned firms strong in this space.

Relevant Certifications

8(a)

WOSB

HUBZone

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

What is NAICS code 551114 (Support Services for Offices and Administrative Activities)?

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NAICS 551114 covers Support Services for Offices and Administrative Activities: Administrative support, human resources, finance, and business support services. Federal agencies spend $5B+ annually annually on contracts in this category.

Which federal agencies buy Support Services for Offices and Administrative Activities services?

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The top federal buyers for NAICS 551114 are: GSA, HHS, VA, Treasury. These agencies run the highest volume of solicitations in this NAICS category. Register in SAM.gov with this code and monitor each agency's forecast and open solicitations.

What types of federal contracts fall under NAICS 551114?

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Common federal contracts in NAICS 551114 include: Administrative support services; Human resources support; Finance and accounting support; Business operations support. These range from task order contracts under GWACs to agency-specific BPAs and standalone solicitations.

Do small businesses have a competitive advantage in NAICS 551114?

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Low capital service business. Outsourcing trend = growing demand. Women and minority-owned firms strong in this space.

What certifications help win NAICS 551114 contracts?

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The most valuable certifications for NAICS 551114 contracts include: 8(a), WOSB, HUBZone. These certifications unlock set-aside competitions where you compete only against similarly certified firms, dramatically improving win probability compared to full-and-open competition.

What is the market outlook for NAICS 551114 in federal contracting?

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Growing +3% annually. Government budget constraints = increased outsourcing.