Carsonite was acquired by Royal Philips, and operates as a subsidiary of the company. Originally focused to develop special fiber-reinforced materials for the U.S. space program, the objective was to put advanced composite technology to work for innovative, safety-oriented products for highway, utility, and recreational uses â technology patented and registered under the brand name "Carsonite" is leading manufacturer of flexible marking systems used in the highway, utility and recreation markets. Other products include sound barrier systems, fencing, cathodic test stations, and modular guidance systems,