General Services Administration GSA OASIS+ Total Small Business Contract

General Services Administration GSA OASIS+ SBA-Certfied 8(a) Small Business Contract
October 21, 2025

About the Contract

One Acquisition Solution for Integrated Services Plus (OASIS+) is a suite of governmentwide, multi-award contracts designed to support Federal agencies’ procurement requirements for services-based solutions. This suite of services contracts is available for use by agencies throughout the Federal Government who hold a Delegation of Procurement Authority (DPA).

OASIS+ is a collection of multiple-award, Indefinite Delivery, Indefinite Quantity (IDIQ) contracts, of which the contract base period is five (5) years with one (1) option period of five (5) years that may extend the cumulative contract ordering period to 10 years. Task orders can be awarded under OASIS+ any time prior to the expiration of the ordering period of the master contracts.

Trewon was awarded the Management and Advisory and the Technical and Engineering domains under its OASIS+ Total Small Business Contract. Total Small Business contract includes all small businesses under the Small Business Administration’s size standards, including those designated by socioeconomic groups.

Contract Information

Contract Number: 47QRCA25DS219

 Period of Performance: 12/06/2024 - 12/05/2029

 Program Manager/ Point of Contact: Luz Lockett

 Email: OASIS@trewon.com

 Phone Number: (703)242-1378​

 DUNS: 034659512

 UEI: EPE8N2747L14

 Cage: 6NLU0

 OASIS+ Website: https://www.gsa.gov/oasis-plus/about/