Founded in 1980, Duckworth & Associates is an independent engineering consulting firm that serves owners and contractors. It offers manufacturing engineering and consulting services. The firm offers control systems and construction management solutions. Duckworth & Associates also provides services for industrial process equipment, conveyor systems engineering, control systems and construction management. It has a staff that includes engineers and technicians. Duckworth & Associates clients include IBM, John Deere, Johnson Controls, Kajama International, Kirk & Blum, Libby-Owens-Ford, Lockhead, Mack Trucks, Magna, Mazda-North America, Mercury Marine, Midwest Steel and National Liquid Blasting. The company maintains a location in Plymouth, Mich.