The 28th Contracting Squadron at Ellsworth Air Force Base, South Dakota, has awarded a sole-source contract to Monaco Enterprises, Inc. for fire alarm system upgrades at the base. The justification is based on regulatory authority, with the contracting officer determining only one source was reasonably available to provide the required services for this specific system. This notice is for an award that has already been made. The point of contact for questions is Joseph A. Mace.