Marseilles Sheet Metal, Inc is owned and operated by Wm. J. Kummer, Sr. and family. Bill, an Ottawa resident, began his career in the sheet metal trade as an apprentice in 1967. The opportunity to purchase MSM came along in 1976, where Bill is now president. We would consider it a privelege to be chosen as your contractor and we will guarantee your satisfaction. Each of our clients are very important to us.