Mark Allen Wilzen, 55, of New Britain, Conn., died Friday after a long courageous battle with compli-cations from diabetes. Born in Jamestown, N.Y., the son of the late Carl and Carol Wilzen, he lived in New Britain for 36 years. He was a self taught computer pro-grammer and worked at Ad-vance Software LLC in Willington with his friend and employer, Rick Baker. He held a Mechanics Certificate, was an avid motor-cycle rider and lifetime member of the American Motorcycle Association, a former member of APICS, an avid bowler, a fan of the Buffalo Bills and well known as a cat lover. Prior to working at Advance Software, LLC, he was em-ployed for 20 yeas at the Hitchcock Chair Company.