TETRA TECH, INC.

Aecom Technical Services Inc., Los Angeles, California (W91278-25-D-A001); Alpha-ERG JV LLC, San Antonio, Texas (W91278-25-D-A002); Applied Ecology Inc., Melbourne, Florida (W91278-25-D-A003); Cardno-EA Partners JV, Hunt Valley, Maryland (W91278-25-D-A004); HDR Environmental, Operations and Construction Inc., Englewood, Colorado (W91278-25-D-A005); Jacobs Government Services Co., Arlington, Virginia (W91278-25-D-A006); Koman Eco Ageiss JV LLC, Marlborough, Massachusetts (W91278-25-D-A007); Michael Baker International Inc., Moon Township, Pennsylvania (W91278-25-D-A008); Montrose Environmental Solutions Inc., North Little Rock, Arkansas (W91278-25-D-A009); PHE-NDN JV LLC, Rockville, Maryland (W91278-25-D-A010); Stell Sia Salas O\'Brien LLC, Mountlake Terrace, Washington (W91278-25-D-A011); Tetra Tech Inc., Pasadena, California (W91278-25-D-A012); and WSP USA Environment & Infrastructure Inc., Blue Bell, Pennsylvania (W91278-25-D-A013), will compete for each order of the $249,000,000 firm-fixed-price contract for architect and engineering services. Bids were solicited via the internet with 13 received. Work locations and funding will be determined with each order, with an estimated completion date of April 10, 2030. U.S. Army Corps of Engineers, Mobile, Alabama, is the contracting activity.