Gerrit Hamstra, Sr., age 61, beloved husband for 41 years to Cathy, nee Van Drunen. Loving father of Jean (Larry) Davids, Gerrit Jr. (Denice), Kate (Mike) Huizenga and Jordan (Lindsay). Cherished grandfather of Jack and Leah Davids; Gerrit III, Lyla and Henry Hamstra; Emma and Austin Huizenga, Hayden and Jacob Hamstra. Devoted son of Clara Hamstra and the late Harold Hamstra, Sr. Dearest brother of Joyce (Asad) Zayed, Mark (Diane) and the late Harold Jr. (Beverly). Fond son-in-law of Laverne Van Drunen and the late John Van Drunen. Dear brother-in-law of Larry (Joan), Michael (Debbie), John (Nancy), Daniel (Diane), Sherry (Kenneth), Steven (Mary), Diane (Mark) and Ronald (Denise). Dear uncle of many nieces and nephews. Owner and President of Hamstra Flooring. Visitation Thursday, July 16, 2015 from 3-9 p.m. at Colonial Chapel, 15525 S. 73rd Ave. (155th/Wheeler Dr. & Harlem) Orland Park, IL. Lying in State Friday, July 17, 2015 from 9:00 a.m. until time of Funeral Service 10:00 a.m. at Covenant OPC, 9340 W. 147th St., Orland Park, IL. Interment Fairmount - Willow Hills Memorial Park, Willow Springs, IL. Memorials to P.A.S.S., 17214 Oak Park Ave., Tinley Park, IL 60477 preferred. Express your thoughts and condolences at colonialchapel.com 708-532-5400