RCASC is dedicated to supporting the professional growth of the Roofing Contractor. The Roofing Contractors Association of Southern California, Inc. (RCASC) is dedicated to supporting The Roofing Contractors Association of Southern California is dedicated to supporting the professional growth of the roofing contractor, including raising the contractor's image in the marketplace and assisting the general public with the tools necessary to make knowledgeable and informed contractor selections.RCASC believes in raising the level of professionalism of the Southern California roofing industry by keeping members well informed and helping them comply with rules and regulations affecting their businesses, their employees, and their customers; in fostering better working relationships and a more cohesive working environment between contractors, suppliers and consultants; and in supporting the education and the health and safety of employees.