Midwestern Mechanical is a plumbing, heating and fire protection firm with a solid reputation for providing superior craftsmanship, design and service in the four state area. With offices in Sioux Falls, SD, Sioux City, IA, and Spencer, IA, Midwestern Mechanical is a major force in the plumbing and heating industry, employing over 150 of the most qualified, experienced people in the industry. This strong base of experience and ability has drawn clients in highly specialized industries in the public and private sectors.