headquartered in lafayette, ind., wabash national corporation (nyse: wnc) is a diversified industrial manufacturer and north america’s leading producer of semi-trailers and liquid transportation systems. established in 1985, the company specializes in the design and production of dry freight vans, refrigerated vans, platform trailers, liquid tank trailers, intermodal equipment, engineered products and composite products. its innovative products are sold under the following brand names: wabash national®, transcraft®, benson®, duraplate®, walker transport, walker defense group, walker barrier systems, walker engineered products, brenner® tank, beall®, garsite, progress tank, tst®, bulk tank international and extract technology®.