Tetra Tech Inc., San Antonio, Texas (W912PL-22-D-0017); Parsons Government Services Inc., Centreville, Virginia (W912PL-22-D-0018); Arcadis U.S. Inc., Highlands Ranch, Colorado (W912PL-22-D-0019); Jacobs Engineering Group Inc., Arlington, Virginia (W912PL-22-D-0020); and AECOM Technical Services Inc., Los Angeles, California (W912PL-22-D-0021), will compete for each order of the $49,500,000 firm-fixed-price contract for environmental remediation services. Bids were solicited via the internet with seven received. Work locations and funding will be determined with each order, with an estimated completion date of June 30, 2025. U.S. Army Corps of Engineers, Los Angeles, California, is the contracting activity.