STRONGHOLD ENGINEERING INC - GRCA 190083 / 250176 - IMPROVE POTABLE WATER SUPPLY TO INNER-CANYON AND SOUTH RIM, TRANS-CANYON WATER DISTRIBUTION PIPELINE, GRAND CANYON NATIONAL PARK, AZ

On Nov 12, 2025, Department of the Interior obligated $215,302,509 to STRONGHOLD ENGINEERING INC for grca 190083 / 250176 - improve potable water supply to inner-canyon and south rim, trans-canyon water distribution pipeline, grand canyon national park, az. The award is classified under NAICS 237110 — WATER AND SEWER LINE AND RELATED STRUCTURES CONSTRUCTION and issued as a firm fixed price contract. Competition extent: full and open competition with 2 offers received. The procurement used a NO SET ASIDE USED. set-aside. Performance is located in GRAND CANYON, AZ. The contract is scheduled through Feb 8, 2027 — approximately 8 months remaining. This award is one of several similar procurements from Department of the Interior under NAICS 237110 — related awards are listed below.