Therma-Tron-X, Inc

Founded in 1941, Kewaunee Fabrications provides a range of heavy engineering and machining solutions for commercial and industrial applications throughout the Midwest. It specializes in the areas of computer numerical control machining, fabrication weld processing, product development and process engineering. The company offers manufacturing, flame cutting, forming, welding, blasting, painting and assembly services. It additionally provides quality control, inspection, material specification and transportation services. The company operates a variety of equipment, such as trailers, tractors, grinders, lathes, horizontal boring machines, pinch rolls, press brakes, turning centers, saws and punch presses. It serves the construction, concrete placement, lumber, marine, mining and energy sectors. Kewaunee Fabrications has a staff of more than 200 employees, as well as maintains an over 200,000-square-foot manufacturing facility. It is a part of Oshkosh Corporation.

Founded in 1930, Luedtke Engineering is a family-owned company that offers a range of dredging and dock building solutions. The company also provides towing, hydrographic surveying, and pier and breakwater construction services. It specializes in salvage and diving solutions. Luedtke Engineering s projects include Manitowoc, Conneaut and Carp Lake Barrier in the Great Lakes region in Michigan.

Founded in 1976, Mechanical Research & Design Inc. is a manufacturer of a variety of engineering equipment and supplies. Located in Manitowoc, Wis., the firm offers its vast customer base an array of products that include pipe plugs, inflatable pipe plugs, specialty pipe plugs, reactor nozzle plugs and many more. The company provides sealing solutions in sizes from 1/2 to 144 with PSIG that ranges up to 5000 PSIG. Mechanical Research & Design Inc. also offers other products, such as specialty plugs, pipe joint testers, annular seals, inflatable seals, bulkheads, etc.