Congress Drives is a company based in Fenton, MO, United States, serving customers since 1915. They specialize in manufacturing pulleys, including groove pulleys, step-cone pulleys, variable pitch pulleys, and custom components. Their core services include engineering, die casting, machining, finishing, and quality assurance. Congress Drives focuses on exceeding customer expectations by supplying high-quality products, cultivating strong working relationships, and ensuring competitive pricing and timely delivery. They are dedicated to listening to customers and satisfying their production requirements, with a commitment to world-class standards and responsive customer service.