After expressing interest and doing extra work around the set of "Operation: Nazi Zombies" Dave Stewart gave him a shot at doing camera work. He was a natural on camera and promoted to Assistant DP.
John worked pit crew for NASCAR Driver Geoff Bodine in the 1990s.
Dave Stewart and John Martineau met in 1998 while working for the Bucks County Haunted Woods. They've been friends and collaborators ever since.