This Indefinite Delivery Contract (IDC) is the One Acquisition Solution for Integrated Services Plus (OASIS+) Small Business Multiple Award Contract (MAC), awarded by the General Services Administration (GSA) Federal Acquisition Service. The OASIS+ MAC is an Indefinite Delivery Indefinite Quantity (IDIQ) vehicle designed to provide comprehensive professional services across seven functional domains: Management and Advisory, Technical and Engineering, Research and Development, Intelligence Services, Environmental Services, Facilities, and Logistics. The contract was set aside for total small businesses and has a maximum ordering ceiling of $999,999,999,999. The prime contractor, Hamilton Enterprises, LLC, is a minority-owned, self-certified small disadvantaged business located in Greenbelt, Maryland. The contract includes a 5-year base period with one 5-year option period, and allows federal agencies to procure integrated solutions for complex service requirements across multiple NAICS codes within each functional domain. Task orders will be competed among the multiple award contract holders, with a 0.15% Contract Access Fee applied.
Mod # | Description | Reason For Modification | Federal Obligation (Click to sort descending) | Date (Click to sort ascending) |
|---|---|---|---|---|
| PA0001 | Other Administrative Action | $0 | 6/30/25 | |
| PSA898 | Other Administrative Action | $0 | 5/27/25 | |
| PSA891 | Other Administrative Action | $0 | 4/17/25 | |
| Not listed | Not listed | $2.5k | 12/19/24 |
Name | Description | Solicitation Number | Federal Agency | Type | Posted Date (Click to sort descending) |
|---|---|---|---|---|---|
One Acquisition Solution for Integrated Services Plus (OASIS+) Total Small Business Set-Aside | 47QRCA23R0001 | GSA Federal Acquisition Service | Solicitation 1/2 | 6/15/23, 5:13 PM | |
GSA OASIS+ MAC ProgramSmall Business IDIQ | 47QRCA23R0001 | GSA Federal Acquisition Service | Award Notice 2/2 | 7/10/25, 7:01 AM |