ACS ACS serves the Greater Lehigh Valley, PA and Phillipsburg, NJ areas with a commitment to quality and value. We appreciate your interest and look forward to earning your business. ACS was started in November of 2007. Though we are young as a company, our employees have a vast experience in the heating and air conditioning industry. We offer all types of heating and air conditioning systems: forced air, hydronic, and radiant heat. Systems can be electric, gas, oil, or a combination when heat pumps are used. Our skilled professionals use only the finest tools and materials. We constantly attend training classes and seminars to insure that we provide you the most up-to-date installation and service techniques for your heating and air conditioning systems. All our installations include a one-year warranty on our workmanship. Your satisfaction is guaranteed.