Age 77, of Portage passed away Thursday February 20, 2025 at Bronson Methodist Hospital. Thomas was born January 13, 1948 in Chicago, IL the son of Joseph and Genevieve (Litos) Zilka. He received his Bachelor of Science degree from Triton University in Chicago and retired from the restaurant industry. Thomas enjoyed cars especially his Corvette; fishing and spending time with his family. On September 7, 1974 in Royal Oak, Thomas was united in marriage to the former Janice Gibson who preceded him in death on March 12, 1999. Also preceding him were his parents. Surviving are two sons, Jason (Melissa) Zilka, Joseph (Kirstin) Zilka; three grandchildren, David, Samantha, Grace; brother, Joseph Zilka; five nieces and nephews.