Sustainment and Restoration Services

Oneida Wilderness in Wisconsin - Sustainment & Restoration Services

Our mission is to preserve, restore, and enhance the natural and constructed environment for future generations through successful project delivery for our customers.

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 with a vision to deliver long-term, sustainable solutions and restoration services for government customers nationwide. SRS is a wholly-owned company of Oneida ESC Group, which is owned by the Oneida Nation of Wisconsin.

Serving the federal market, SRS collaborates with our customers to see and reach the goal of reducing overall life-cycle program costs and long-term environmental liability using value-added engineering and innovative technologies. SRS uses established safety & 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.


Our Services

Our professionals provide our customers practical, cost-effective, and innovative solutions characterized by sustainable, long-term value reflected in reasonable life-cycle costs.

SRS delivers site investigation, remediation, and restoration services through innovative and traditional technologies

To meet our customers’ needs, SRS provides environmental services to support data-driven decisions and compliance.

SRS provides safe, comprehensive Munitions Response Services (MRS) and Operational Range Clearance (ORC)

SRS provides environmental compliance support with an emphasis on practical and sustainable solutions to minimize life-cycle costs.

SRS provides non-emergency response activities nationwide under several federal contracts.

With a fundamental commitment to work safety, SRS provides construction and demolition, construction management, and construction oversight

Learn More

Environmental Compliance

Munitions Response

Environmental Services

Response and Recovery

Site Investigation and Remediation

Construction Support

Dedicated to Sustainment, Restoration, and Modernization Solutions

Our mission is to collaborate with our customers and safety deliver engineering
and science services to fulfill sustainability and restoration goals.

Aerial Photo of Highway Project Completed by Oneida Engineering Solutions


OES at Work at Engineering Desk