SmartATI was the prime contractor for the installation of a new HVAC and Chiller Upgrade at the Cold Regions Research Engineering Laboratory for (CRREL) in Hanover, NH. Part of the work was completed in the SCIF (Sensitive Compartmented Information Facility) area. Our team was tasked with the installation of a new HVAC system and the demolition and installation of a new larger chiller. Features of work included piping, insulation, electrical updates, controls, as well as cement cutting and pouring. Our team worked closely with the chiller manufacturer to ensure the design specifications provided by the US Army Corps of Engineers were met.