Harty Mechanical, Inc. was established in 1979 primarily as a Plumbing, Heating, and Air service contractor. We have now grown into a diversified mechanical contracting company. Harty Mechanical, Inc. completes all phases of mechanical installations for new construction, design build, remodeling, and service. Project types include nursing homes/assisted living, apartments, hotels, schools, geothermal recreational facilities, manufacturing facilities and retail facilities. We specialize in geothermal design and installation of complete, energy efficient systems for residential, commercial, industrial and recreational facilities. Harty Mechanical, Inc. is a Minnesota union contracting corporation, currently employing approximately 75 employees.