John Fischer is married to Faye Fischer and they have two children.
He founded Solid Systems Engineering Co. in 1979 to provide and service processing systems in the mining, power, and primary metals industries. In October of 2008 the company consisted of five divisions. The company was acquired by Fenner Dunlop International a FTSE 250 Company on the London Stock Exchange.
In 1994 John Fischer started Air Control Science Inc. to focus exclusively on effective design and construction of pollution control systems for the power, mining, and primary metals industries worldwide. ACS performed projects on every continent worldwide. In 2007 ACS was acquired by CCC Group, Inc., a major international constructor ranked in the largest of industrial constructors by Engineering News Record.
He has authored and co-authored numerous patents related to leading technology in power and primary metals pollution control.