OASIS+ Unrestricted
OASIS+ Unrestricted
GSA MAC Active - Obligated to date
- $277.4M
- Task orders
- 76
- Contractors
- 700
- Ceiling
- No contract ceiling or cap on awards
Vehicle overview
One Acquisition Solution for Integrated Services Plus (OASIS+) is a suite of governmentwide, multiple-award contracts managed by the General Services Administration (GSA). It provides federal agencies with streamlined access to non-IT professional services, combining the scope of the legacy OASIS, Building Maintenance & Operations (BMO), and Human Capital & Training Solutions (HCaTS) programs. Designated as Best-in-Class, the vehicle features no contract ceiling or cap on awards and serves as the next-generation successor to the original OASIS program.
The program uses a domain-based structure covering areas such as Management & Advisory, Intelligence, Facilities, Research & Development, Technical & Engineering, and Environmental services. Eligible users include federal agencies with Delegation of Procurement Authority, as well as tribes, tribal organizations, and Federally Funded Research and Development Centers.
Vehicle details
- Ordering period
-
10 years (5-year base plus one 5-year option)
- Ceiling
-
No contract ceiling or cap on awards
Where agencies spend through OASIS+ Unrestricted
See which agencies and types of work reported the most positive obligations through OASIS+ Unrestricted in the last 12 months.
-
Department of Defense
- Last 12mo obligations
- $122.6M
- Last 12mo awards
- 9
-
Department of Defense
- Last 12mo obligations
- $46.9M
- Last 12mo awards
- 12
-
Department of Homeland Security
- Last 12mo obligations
- $37.4M
- Last 12mo awards
- 9
-
Department of Defense
- Last 12mo obligations
- $26.5M
- Last 12mo awards
- 9
-
Department of Health and Human Services
- Last 12mo obligations
- $9.6M
- Last 12mo awards
- 3
Coverage period Jul 28, 2025–Jul 27, 2026
OASIS+ Unrestricted contract holders
| Contractor | Obligated | Task orders |
|---|---|---|
| LEIDOS, INC. | $46.5M | 2 |
| DELOITTE CONSULTING LLP | $36.6M | 15 |
| BOOZ ALLEN HAMILTON INC | $33.8M | 5 |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. | $21.4M | 2 |
| SCIENCE APPLICATIONS INTERNATIONAL CORPORATION | $19.3M | 1 |
| LMI CONSULTING, LLC | $16.4M | 1 |
| OST INC | $13.0M | 1 |
| PERATON INC. | $8.9M | 2 |
| WESTAT, INC. | $7.4M | 2 |
| CREDENCE MANAGEMENT SOLUTIONS LIMITED LIABILITY COMPANY | $6.7M | 1 |
| ANALEX CORPORATION | $6.6M | 1 |
| L3HARRIS TECHNOLOGIES, INC. | $6.5M | 1 |
| BELCAN GOVERNMENT SOLUTIONS, INC. | $5.8M | 1 |
| MAXIMUS FEDERAL SERVICES, INC. | $5.0M | 1 |
| SAWDEY SOLUTION SERVICES INC | $4.4M | 1 |
Top 15 of 723 companies by obligations.
NAICS coverage
Frequently asked questions
- What is OASIS+ Unrestricted?
- One Acquisition Solution for Integrated Services Plus (OASIS+) is a suite of governmentwide, multiple-award contracts managed by the General Services Administration (GSA). It provides federal agencies with streamlined access to non-IT professional services, combining the scope of the legacy OASIS, Building Maintenance & Operations (BMO), and Human Capital & Training Solutions (HCaTS) programs. Designated as Best-in-Class, the vehicle features no contract ceiling or cap on awards and serves as the next-generation successor to the original OASIS program.
- Which agency manages OASIS+ Unrestricted?
- OASIS+ Unrestricted is a MAC managed by General Services Administration.
- What can agencies acquire through OASIS+ Unrestricted?
- The program uses a domain-based structure covering areas such as Management & Advisory, Intelligence, Facilities, Research & Development, Technical & Engineering, and Environmental services. Eligible users include federal agencies with Delegation of Procurement Authority, as well as tribes, tribal organizations, and Federally Funded Research and Development Centers.
- How much has been obligated through OASIS+ Unrestricted?
- $277.4M has been obligated across 76 task orders.
- Which agencies use OASIS+ Unrestricted?
- In the 12 months ending July 27, 2026, agencies with reported awards through OASIS+ Unrestricted included the Department of Defense and the Department of Homeland Security. The Department of Defense reported $122.6M in positive obligations for Landscape Architectural Services (NAICS 541320). The Department of Defense reported $46.9M in positive obligations for Building Inspection Services (NAICS 541350). The Department of Homeland Security reported $37.4M in positive obligations for Automotive Body, Paint, and Interior Repair and Maintenance (NAICS 811121). Figures use reported USAspending award data.
- How many contractors hold OASIS+ Unrestricted?
- 700 contractors hold a position on OASIS+ Unrestricted.
- What is the contract ceiling of OASIS+ Unrestricted?
- OASIS+ Unrestricted has a program ceiling of No contract ceiling or cap on awards.
- Is OASIS+ Unrestricted active?
- Yes, OASIS+ Unrestricted is currently active (ordering period: 10 years (5-year base plus one 5-year option)).
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