Mark Janssen Obituary
We are sad to announce that, on October 31, 2025, at the age of 66, Mark Janssen of Keenesburg, Colorado 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, Harvey Janssen and Hope Janssen; his brother Kevin Janssen; his father-in-law Jacob Dawson; and his brother-in-law Vernon Dawson.
He is survived by: his wife Cammie Janssen; his children, Candice White (Tyler), Janet Cowdery (Josh) and William Janssen (Casandra); his brother Eric Janssen (Anna); his brothers-in-law, Michael Dawson (Susan) and Darrell Dawson (Angela); his grandchildren, Aaron, Xander, Trinity and Charlie; and his pet Stanley. He is also survived by many nephews, a niece and great-nephews and nieces.
