Insight-Tidewater LLC,* Brea, California (N62473-21-D-2223), and NOREAS-Aptim Environmental Remediation JV,* Irvine, California (N62473-21-D-2224), and are each awarded a firm-fixed-price, indefinite-delivery/indefinite-quantity multiple award contract for environmental remediation projects located primarily within the Naval Facilities Engineering Systems Command (NAVFAC) Southwest area of responsibility (AOR) including Alaska, Arizona, California, Nevada, New Mexico, Oregon, Utah, Washington, and other locations nationwide. The work to be performed includes environmental remedial and removal actions, remedial design, expedited and emergency response actions, pilot and treatability studies, remedial systems operation and maintenance, corrective actions, and other related activities associated with returning sites to safe and acceptable levels of contamination. The maximum dollar value for all contracts combined is $240,000,000. NOREAS-Aptim Environmental Remediation JV is awarded an initial task order at $172,440 for new site inspection at the former Mare Island Naval Shipyard, Vallejo, California. The task order also contains number two unexercised options, which if exercised would increase cumulative task order value to $203,730. Work for this task order is expected to be completed by September 2024. All work on this contract will be performed primarily within the NAVFAC Southwest AOR which includes California (90%); other locations in the U.S. (5%); Nevada (3%); and Arizona (2%). The term of the contract is not to exceed 60 months, with an expected completion date of September 2026. Fiscal 2021 Base Realignment and Closure (Navy); and operation and maintenance (Navy) in the amount of $182,440 are obligated on this award, of which $10,000 will expire at the end of the current fiscal year. Future task orders will be primarily funded by operation and maintenance (Navy) funds. This contract is in response to the corrective action for solicitation N62473-16-R-8013, with 15 proposals received. Four contractors may compete for task orders under the terms and conditions of the awarded contract. NAVFAC Southwest, San Diego, California, is the contracting activity.