Chugach Dynamic Solutions LLC,* Anchorage, Alaska (M67854-24-D-4934); Copper River Infrastructure Services LLC,* Anchorage, Alaska (M67854-24-D-4935); DecisiveInstincts LLC,* Vienna, Virginia (M67854-24-D-4936); Direct Enterprise Solutions LLC,* Springfield, Virginia (M67854-24-D-4937); Nakupuna Consulting LLC,* Arlington, Virginia (M67854-24-D-4938); and Spectrum Solutions Inc.,* Madison, Alabama (M67854-24-D-4939), are awarded a combined $404,524,133 firm-fixed-price, indefinite-delivery/indefinite-quantity contract to engineer, furnish, install, secure, test, and make operational, the refreshed and modernized capabilities for the telecommunication and network infrastructure at all required Marine Corps base, post, camp, and station. Five awardees will be awarded $1,500 (minimum contract guarantee per awardee) at contract award, and one awardee will be awarded $3,729,565 for the first delivery order. These contracts include options which, if exercised, would bring the cumulative value to $809,045,264 over a 10-year period to the six vendors combined. Work will be performed in current or future Marine Corps continental U.S.; and outside continental U.S. installations and detachments and work is expected to be completed by May 2034. Fiscal 2024 procurement (Marine Corps) funding in the amount of $3,737,065 will be obligated at the time of award and will expire at the end of fiscal 2026. All other funding will be made available at the delivery order level as contracting actions occur. This contract was competitively procured via the SAM.Gov, with 17 offers received. Marine Corps Systems Command, Quantico, Virginia, is the contracting activity.