Central Sheet Metal Works Inc

The philosophy A.W. Kuettel started, in 1924, has made A.W. Kuettel & Sons one of the Northern Midwest's major industrial metal fabricator, mechanical and roofing contractors. A.W. Kuettel & Sons metal fabrication division manufactures small routine assignments as well as large complex turnkey productions. The company provides process piping, fabrication and plumbing installation services throughout the Midwest. It also fabricates and installs complete heating, ventilation and air conditioning systems as well as offers roofing products and services for commercial and industrial customers. The A.W. Kuettel & Sons reputation, experience and philosophy of service and growth has been utilized for the benefit of its clients in the mining industry, forest products industry, grain handling, paper industries, manufacturing and power generation. The company is located in Duluth, Minn.

Established in 1913, Jamar Company is a full-service mechanical contractor and construction materials distributor. Located in Duluth, Minn., it is one of the leaders in an array of specialty construction services in the United States. The firm offers a wide range of services, such as professional services, metal fabrication, boiler services, process piping, industrial air systems, commercial, light commercial/service, architectural, distribution division, heating, ventilation and air-conditioning (HVAC) and safety/loss prevention. Jamar Company is a recipient of the Minnesota Safety Council Award of Honor and Sheet Metal and Air Conditioning Contractors National Association Safety Award.