Sustainment and Restoration Services, LLC (SRS) is an SBA-certified 8(a), Native American tribally-owned Small Disadvantaged Business providing engineering, science, and construction services to deliver long-term, sustainable facility development for governmental customers nationwide.

Serving the federal market, SRS collaborates with our customers to see and reach long-range goals of sustainable facility design and construction including the restoration of previously used sites for beneficial use. SRS uses established safety and quality control practices in execution of our work as well as established accounting systems and FAR-compliant procurement procedures to return best-value to our customers.

SRS is an Oneida ESC Group (OESC) company. Both OESC and SRS are wholly owned by the Oneida Nation of Wisconsin.


Our mission is to collaborate
with you and safely deliver the
engineering, science, and
construction services you need
to fulfill your sustainability
and site restoration goals.