Specialty: Design/Build

St. Paul, MN – Corval Group has begun construction on a design/build project for Buddy’s Kitchen in Lakeville MN, that will facilitate their future growth with 42,000 additional square footage of freezer space. Designed in cooperation with Corval’s engineering team and VAA engineering, planning, and design services, the project...
Corval Group was the general contractor, in collaboration with RSP Architects, for a 16,000 square foot building addition with a 12,000 square foot remodel of the existing facility. Highlights of this project included a new fitness center, art room, band & choral facilities and a face lift of the...
Nestlé’s Natural Refrigerant Conversion project included engineering, fabrication and installation of a 1,200 ton ammonia refrigeration skid used for process and convenience cooling. Corval was the Engineer-of-Record and General Contractor on the project, which included the design-build skid, distribution piping and process cooling equipment. The system provides 2,800 GPM...
Design-Build contract for expanded process piping system installation at Cargill’s Big lake facility. Cargill renovated two different process rooms with separate manufacturing equipment, Corval sized and installed the process piping for both rooms. Included the following systems: high pressure steam, hot water, cold water, cleaning foam, sanitizer, and compressed...
Corval provided a new field erected refrigeration system for room cooling and freeze dryer processes. The installation included the engineering, design, 3D drawings, controls, and Process Safety Management program. A two stage system was installed with the low side (-)30°F for 170 TR expandable to 700 TR and a...
Modification of Surge Drum location and piping (V-15)...
Corval was the Mechanical Design-Builder for a new chiller plant (“Plant C”) to increase cooling capacity for TimeShare Systems’ telecommunications/data center facility. We added approximately 2,000 tons of cooling via three (3) chillers at around 675 tons each, 3 cooling towers, and a free-cooling heat exchanger. Corval developed a...
Corval Group is the general contractor for the renovation of this 10 floor building. Corval is also provided design-build services for this historical St. Paul project which involves a complete remodel, including a hotel, student housing, a restaurant and bar....
Corval was general contractor for the mechanical system renovation at Totino-Grace High School. The project added chilled beams in the classrooms, a new chiller and dry cooler, a new air handling unit for the chilled beams, and new controls/automation, along with upgraded classroom lighting and kitchen ventilation system. The...