He was preceded in death by his son, Marty Ray Siniard; parents, Buford and Gertrude Siniard; and brothers, Bert and Bill Siniard.
He is survived by his wife, Patsy B. Siniard; son, Timothy Siniard; daughter, Kelli (Steve) L. Scheunemann; granddaughters, Madison and Peyton Scheunemann; and brother, Hugh (Joyce) Siniard.
Mack was a past member of Valleybrook Golf Club, Battlefield Golf Club and Rivermont Golf Club. He also loved playing golf with his friends at Brown Acres Golf Club.
He was a general contractor and built many homes in Hamilton County.
Visitation will be from 6 to 8 PM on Tuesday and 2 to 4 and 6 to 8 PM on Wednesday at the funeral home.
Graveside Services will be at 11 AM on Thursday at Lakewood Memory Gardens South in Rossville, GA with Dr. Steve Anthony officiating.
Memorial donations may be made to Hospice of Chattanooga, 4411 Oakwood Drive, Chattanooga, TN 37416.
Arrangements are by East Chapel of Chattanooga Funeral Home, Crematory, and Florist. 404 South Moore Road.