

Mark was born on September 5, 1946, in Warsaw, Indiana, to Clifford and Helen Jervis. He grew up alongside his siblings,
Susan Beth, and Dane. His early years took his family across several states, including Indiana, Kansas, Alaska, and Wyoming, shaping the curiosity and resilience that would guide him throughout his life.
Mark graduated from Greeley County High School in Tribune, Kansas, before enlisting in the U.S. Navy. Mark proudly served in the United States Navy from June 10, 1965, to June 9, 1971. While serving, he completed Mechanist’s Mates School and the U.S. Naval Nuclear Power School. He earned the National Defense Service Medal, Vietnam Service Medal, and Armed Forces Expeditionary Medal. He was a “nuke” on the first US nuclear-powered aircraft carrier (USS Enterprise), helping to run its power systems. He was onboard during the famous 1969 USS Enterprise explosion and fire. His military service remained a defining chapter of his life, shaping his discipline, integrity, and devotion to country.
After his naval service, Mark worked as a police officer in Lander, Wyoming, before returning to school earning his Bachelor’s degree of Arts in History from Ottawa University, and a Bachelor of Divinity from Central Baptist Theological Seminary.
Mark answered his calling to ministry where he served as a pastor in Merrill’s Grove, Iowa at the First Baptist Church where he married his first wife Angela Hasley in June of 1978. They welcomed their first child Jeremy, in 1979. Mark went on to serve at a church in Vinton, Iowa, where they welcomed their second child, Shanna. In 1985, Mark was called to serve the First Baptist Church in Lander, Wyoming, where they welcomed their third child Amanda.
In 1999 Mark moved to Gillette, Wyoming to pastor at the First Baptist Church. He met his second wife Shirley, and they were married June 14, 2003. He served the church for 10 years before retiring. Once retired, Mark and Shirley moved to Littleton, Colorado.
Mark lived in many places throughout his life, each community touched by his kindness, humor, and steady presence.
His ministry extended beyond the pulpit, Mark served as a Sherriff’s Chaplain in Fremont County, Campbell County, Jefferson County, and for the Colorado State Highway Patrol, offering comfort and guidance to countless officers and individuals during their most difficult moments.
A man of many passions, Mark was a longtime collector of license plates, model trains, coins, and stamps. He could often be found at license plate meets or train shows, sharing stories and connecting with fellow enthusiasts. He loved football, the History Channel, westerns, and M.A.S.H. But above all he loved being surrounded by family. He delighted time spent with his wife, Shirley. They loved to travel, going on multiple cruises around the world. He loved to listen to her play the piano and violin and talked about her talent often. Any moment with her was a moment cherished. He also loved spending time with his children and grandchildren, playing ping pong, enjoying meals together, and taking them to Casa Bonita or Chuck E. Cheese. His humor, especially his beloved dad jokes, and stories were a constant source of joy.
Mark is survived by his wife, Shirley Jervis; his daughters, Shanna Jervis and Amanda McIntyre; Son-in-law Tyrone McIntyre; Stepchildren, Eric Hickman, Shawna Ervin (husband Eric Ervin); his grandchildren Benjermin Quesada-Jervis, Ashtynn Jervis, Jeremy Greyson Jervis, Aftyn Bosch, Markus Bosch, Hunter McIntyre, Andrew Ervin, and Grace Ervin; his sister, Susan Beth Stubson; sister-in-law, Ellen Jervis; his nieces and nephews Wendi Carlisle (husband Mitch Carlisle), Tim Stubson (wife Susan Stubson), and Kara Scholl (husband Cade Scholl); and many other cousins, great nieces and nephews, extended family; and many amazing friends.
He is preceded in death by his father, Clifford Jervis, his mother, Helen Jervis Bucher; his brother, Dane Jervis; His brother-in-law, Don Stubson; and his son, Jeremy Jervis.
Mark will be remembered for his gentle humor, his steadfast faith, his love of history and storytelling, and the kindness he extended to everyone he met. His legacy lives on in the countless lives he touched, through his ministry, his service, and his devotion to family.
A Funeral Service will be held at Advantage Runyan Stevenson, 6425 West Alameda Ave, Lakewood, CO 80226, on Monday, July 13, 2026, at 11:00 am. A Reception will follow also at Advantage Runyan Stevenson from 12:00 pm to 1:30 pm.
A Committal Service will follow at Fort Logan National Cemetery, 3698 S Sheridan Blvd, Denver, CO 80236, Staging Area Red on Monday, July 13, 2026, at 2:00 pm.
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