Agency Procurement Guide

Contracts with the General Services Administration

GSA runs the government-wide acquisition vehicles (MAS, Alliant, OASIS, EIS) plus PBS (federal buildings) and the Federal Fleet. It is the single largest landlord of federal office space.

Procurement overview

Annual contract obligations
~$75B
Mission
Federal real estate, vehicles, and acquisition support
Procurement office
GSA Federal Acquisition Service

Contract vehicles used most

  • GSA MAS
  • Alliant 3
  • OASIS+
  • EIS

How businesses win bids with the GSA

Getting on the GSA Multiple Award Schedule (MAS) is the foundational long-game move for most service firms — the application takes 6–12 months and unlocks decades of agency BPA pickup.

Most active NAICS codes

Industries that sell most to GSA

States with the most GSA contracting activity

FAQs

How much does the General Services Administration spend on contracts annually?
The General Services Administration obligates approximately $75 billion in contracts each fiscal year.
What contract vehicles does the General Services Administration use most?
Common contract vehicles include GSA MAS, Alliant 3, OASIS+, EIS.
What NAICS codes are most used by the General Services Administration?
The most-used NAICS codes are 541512 (Computer Systems Design Services); 236220 (Commercial & Institutional Building Construction); 238210 (Electrical Contractors).
How do small businesses win work with the General Services Administration?
Getting on the GSA Multiple Award Schedule (MAS) is the foundational long-game move for most service firms — the application takes 6–12 months and unlocks decades of agency BPA pickup.
Where is the General Services Administration's procurement office?
Primary procurement oversight sits with the GSA Federal Acquisition Service.

Official procurement resources

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