J. A. Smith Heating and Air Conditioning, Inc. has been reliably serving customers throughout the Delaware Valley since 1983. We are located in our own 11,600 square foot building in Warminster, Pennsylvania. Our president and company owner, Jeffrey A. Smith has been in the heating and air conditioning industry for over 50 years.All of our proposals are computerized and include all the information about your project. Proposals include unit efficiencies, model numbers, unit prices, the cost for optional features, and guarantees. Our employees are covered by Worker’s Compensation liability insurance that includes coverage for on-site work. Fully licensed and Insured– Our technicians are fully licensed and insured. Safety is important to us and regularly included in our training program. Reputable Manufacturers  – We sell only the finest heating and air conditioning equipment by the names you know and trust—Lennox, York, Carrier, Rheem, and Trane. Our knowledgeable technicians and mechanics will expertly service all brands of equipment.