Steward Machine Co., Inc. has had a prosperous history since 1904. We welcome your enquiries. We have some of the biggest CNC machinery in the world with a lifting capacity of 500 tonnes. We have a century of experience and more than 290,000 square feet of manufacturing area. By detailed shop designs, fabricating, welding, stress relieving, machining, gear cutting, and assembling in-house, we provide full turnkey responsibility.