The U.S. Army seeks a firm-fixed-price contract for preventative maintenance and repair of government-owned reach-in and walk-in refrigeration equipment at the Natick Soldier Systems Center in Natick, Massachusetts. The contractor must provide all labor, tools, materials, and comply with manufacturer, ASHRAE, EPA, and OSHA standards. The contract includes a 12-month base period with four 12-month option periods. This opportunity is a 100% total small business set-aside under NAICS 238220, and offerors must hold EPA Section 608 Universal certifications and applicable Massachusetts licenses. Award will be made on a lowest price technically acceptable basis.