4Front Engineered Solutions based in Carrollton, TX, is a recognized leader in the design and manufacture of branded trucks and rail loading dock equipment and owns the industry’s leading brands: Kelley®, Serco®, LoadHog®, TKO® Dock Doors, 4SIGHT™ and APS Resource®. 4Front offers warehousing, manufacturing, retail and distribution center customers, participating in a variety of end markets.