A funeral service for Mark will be held Thursday, September 16, 2021 from 10:00 AM to 11:00 AM at St Adelaide Church, 27457 Base Line St, Highland, CA 92346. Following the funeral service will be a committal service from 11:30 AM to 12:30 PM at Montecito Memorial Park, 3520 E Washington St, Colton, CA 92324.
Fond memories and expressions of sympathy may be shared at www.montecitomemorialparkandmortuary.com for the Knowlton family.
