OASIS+ SB
One Acquisition Solution for Integrated Services Plus — Small Business
OASIS+ Small Business is GSA's multi-billion-dollar GWAC for professional services, replacing the original OASIS vehicle. It offers unrestricted small business access across a wide range of professional services domains — management consulting, technical, research and development, social science, and logistics. SDVOSBs compete on the open small business pool, with optional SDVOSB set-aside task orders available at ordering agency discretion.
| Vehicle Type | Government-Wide Acquisition Contract (GWAC) |
| Administered By | GSA |
| SDVOSB Access | Open to Small Business |
| Status | Active |
| Ordering Through | FY2033 |
| Task Order Types | FFP, T&M, LH, CPFF, Cost-Plus-Award-Fee |
SDVOSB Intelligence
OASIS+ SB is a critical vehicle for SDVOSBs offering professional services (consulting, logistics, engineering, R&D). Agencies can set aside individual task orders exclusively for SDVOSBs under the SB pool. Winning an OASIS+ SB seat signals competitive credibility in the professional services market and opens access to unrestricted competition across all federal agencies.
Eligibility Requirements
- Must be SBA-verified small business under primary NAICS at time of award
- No 8(a) or SDVOSB certification required for general pool
- Must meet applicable NAICS size standard per domain
- SAM.gov active registration required
- Separate pools by NAICS domain — must qualify for chosen domain(s)
Authorized Ordering Agencies
Primary NAICS Codes Covered
Primary PSC Codes Covered
Frequently Asked Questions
What is OASIS+ SB?
OASIS+ SB (One Acquisition Solution for Integrated Services Plus — Small Business) is a Government-Wide Acquisition Contract (GWAC) administered by GSA. OASIS+ Small Business is GSA's multi-billion-dollar GWAC for professional services, replacing the original OASIS vehicle. It offers unrestricted small business access across a wide range of professional services domains — management consulting, technical, research and development, social science, and logistics. SDVOSBs compete on the open small business pool, with optional SDVOSB set-aside task orders available at ordering agency discretion.
Can SDVOSBs use OASIS+ SB?
OASIS+ SB is classified as "Open to Small Business" for SDVOSB access. OASIS+ SB is a critical vehicle for SDVOSBs offering professional services (consulting, logistics, engineering, R&D). Agencies can set aside individual task orders exclusively for SDVOSBs under the SB pool. Winning an OASIS+ SB seat signals competitive credibility in the professional services market and opens access to unrestricted competition across all federal agencies.
What are the eligibility requirements for OASIS+ SB?
Must be SBA-verified small business under primary NAICS at time of award No 8(a) or SDVOSB certification required for general pool Must meet applicable NAICS size standard per domain SAM.gov active registration required Separate pools by NAICS domain — must qualify for chosen domain(s)
Which agencies can order from OASIS+ SB?
The following agencies are authorized to issue task orders under OASIS+ SB: DoD, DHS, VA, HHS, All Federal Agencies.
Official Resource
OASIS+ SBOfficial Page →Related Contract Vehicles
SDVOSB Signals — OASIS+ SB
Browse pre-RFP intelligence signals for task orders expected under this vehicle.
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