Bri-Mar Manufacturing, founded in 1995 in Chambersburg, PA has grown to be one of the largest manufacturers of hydraulic dump trailers in the country. In addition to our Dump Trailer line, Bri-Mar also manufactures a full line of Equipment Trailers, Utility Trailers, Tilt Trailers, Car Trailers and Pick-Up Truck Dump Inserts. In the Fall of 2013 Bri-Mar became part of BWise Manufacturing, LLC. Bri-Mar Trailers and BWise Trailers are now built at the same facility on Wayne Avenue in Chambersburg. With approximately 100 employees in a 414,000+ square foot manufacturing facility, the strength of Bri-Mar lies not only in its diversified product line but also in its people.