Mark Alan Jennison

Mark Jennison, 64 years of age and resident of Williams Bay, Wisconsin, passed away on November 9, 2024, in La Crosse, Wisconsin. Mark was born in Illinois on February 2, 1960, to Alan G. and Elizabeth A. (nee Seilheimer) Jennison.

Survived by his children, Kurt (Alissa) Jennison and Mark (Kendra) Jennison Jr.; parents Alan and Elizabeth Jennison; grandchildren Kain, Lacey, Kru, Kash, Phenixx, Jade and Bailey; siblings Michelle (Michael) Armstrong and Marcy Jennison; as well as nieces, nephews, other relatives, and many friends. Preceded in death by his brother Steven K. Jennison.

Mark loved spending time with his grandchildren and family, including his dogs Gizmo and Gilbert. He enjoyed fishing, motocross, pool, and could always be seen drinking a Red Bull. A true fighter at heart, Mark will be missed by many.

A visitation will be held on Sunday, November 17, 2024, from 1 p.m. – 3 p.m. at Lazarczyk Family Funeral Homes of Lake Geneva (515 Center Street, Lake Geneva, WI 53147) with a service to follow at 3 p.m. Private family burial to take place at Roselawn Memory Gardens.

Lazarczyk Family Funeral Homes of Lake Geneva is proudly serving the family.