Keith Kostelnik Obituary
We are sad to announce that on December 15, 2022, at the age of 65, Keith Kostelnik (Fontana, California) passed away. Family and friends are welcome to send flowers or leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, Joseph Kostelnik and Beverly Kostelnik; and his daughter Amber Kostelnik. He is survived by: his siblings, Kevin, Ken and Kathy; his wife Bridgette Kostelnik; his children, Cindy Machuca, Matthew Kostelnik and Joseph Kostelnik; and his daughters-in-law, Jessica Dixon and Ashlee Kostelnik.