Preferred Materials - Asphalt Region, part of CRH Florida Division of Companies, is the leader in production of high-quality hot mix and warm mix asphalt, and, with a team of skilled contracting professionals, Preferred Materials - Asphalt also offers design-build and conventional-bid-build solutions for roadway and civil construction projects. Operate and maintain finishing tools and equipment, including floats, trowels, screeds, templates, shovels, motorized tamps, push brooms, and straight edges up to fifteen feet long.