Excet Inc.,* Springfield, Virginia, is awarded a $75,660,000 indefinite-delivery/indefinite-quantity contract for the requirement entitled “Research, Development, Test and Evaluation Support for Naval Research Laboratory’s Center for Corrosion Science and Engineering.” The contractor will conduct scientific, engineering, technical, and analytical research and development for the Navy’s corrosion mitigation, coatings, environmental and prevention programs. Work will be performed in Key West, Florida (60%); and Washington, D.C. (40%). The ordering period for this contract is five years with the last order expected to be issued on or before September 2026. The total cumulative face value of this contract is $75,660,000. No funds will be obligated at the time of award; funds will be obligated on individual task orders as they are issued. Future task orders will be funded with Fiscal 2021 through 2026 research, development, test and evaluation (Navy) funds; and working capital funds (Navy). This contract was competitively procured after exclusion of sources under request for proposal N00173-21-R-ZL01; one proposal was received. The Naval Research Laboratory, Washington, D.C., is the contracting activity (N00173-21-D-2002).