Vapor Power International, based in Franklin Park, Illinois, is a manufacturer of industrial and commercial steam generators with a 110 year history. Vapor offers specialized industrial steam watertube boilers, electric boilers and thermal fluid heaters custom made to order for manufacturing processes requiring high pressure “heat” / power. Vapor’s boilers are used in a variety of applications/industries including hospitals, petro-chemical facilities, valve testing, marine, barge heating, food processing and many other uses.

MMF invested $5.0 million in Vapor Power International to support the acquisition by Stone Pointe LLC.