MAMMOTH TRAILERS, LLC. utilizes over 75 years of combined experience in the trailer manufacturing business. We put that experience into every trailer we build and it shows. We build a full line of utility , dump , equipment, and hay trailers, we also can custom build to your needs. All of our trailers are mig welded and held to tight tolerances using all new components. Our trailers are backed with a limited warranty for one year after the purchase date. Our main plant location is 15 miles west of Mt.Pleasant, TX on Interstate 30, located in the town of Mount Vernon.