Car Mate Trailers traces its roots to Pennstyle Campers, founded by James A. Pfendler in 1974, and became Car Mate Trailers, Inc. in 1996. In Leeper, Pennsylvania, about 80 employees still build each trailer from scratch, carrying on a hands-on approach across a 55-acre campus with more than 100,000 square feet of building space. The company is known for custom enclosed cargo trailers made for contractors and other working buyers, backed by its Lifetime Plus 10 warranty.