From Business: Ryerson Inc., a Platinum Equity company, is one of the leading distributors and processors of metals in North America. Based in Chicago, Ill., the company offers processing…

From Business: Dolphin Casting provides precision investment casting services and the design and documentation of chemical systems for golf courses. It operates facilities in various…

From Business: Presto Casting Company is a wholly-owned division of the Magellan Aerospace Corporation, which is a worldwide supplier of technologically advanced aerospace systems and…