Grant Koester Obituary

We are sad to announce that on February 26, 2023, at the age of 41, Grant Koester (Gillette, Wyoming) 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 close friend Leonard. He is survived by: his parents, Rod Koester and Lori Koester; his sisters, Tiffany and Callie Koester; his son Trevor Koester; his significant other Tameka; his siblings, Tiffaney Robinson (Todd), Bobby Koester (Stacy) and Jessica Marshall (Billy); his daughter Callie; his grandchild Tameka; his daughter Avery Van Horn; his close friends, Levi Clasby and Buddy Jeffres; and his nieces and nephews, Claire Robinson, Destiny, Mercy, Libby Nix, Will and Tyler Marshall.