Age 81, of Mt. Lebanon, passed peacefully on Thursday, May 7, 2015. Beloved husband of Nancy for 58 years; loving father of Jim (Kathy), Ron (Julie), Diane and Bill Kownacki; adored "Pap Pap" of Neil, Maura, Greg and Susan Kownacki; loving brother of Jane Bubenheim and Mary Kohl; also deceased siblings, Helen, Tony, Joe, Ann, Frank, and Bob; brother-in-law of Margaret and Mary Ann Kownacki, Jack and Nancy Brennen and Mary Kay (late Bob) Brennen; also many wonderful nieces and nephews, Walt was an Army veteran, draftsman in the heavy industrial furnace industry prior to starting his own company, Cedar Technical Services in 1979 - retiring in 2002 and became a volunteer tax preparer for VITA for 11 years. An avid league bowler for 57 years.