Founded in 1987, Alfieri Proctor Associates (APA LLC) is a manufacturer’s representative of heating, ventilation and air-conditioning equipment. HVAC products and HVAC supplies are the sole focus of Alfieri Proctor Associates (APA). We offer a vast selection of airflow products for all commercial industries, including healthcare, pharmaceutical, research and semiconductor facilities. Because we exclusively represent the airside of the HVAC industry, our HVAC product knowledge and technical expertise is unrivaled in the marketplace. We not only provide our customers with the very best in HVAC products, but we also help them determine which products are best suited for their needs. We are the industry leader offering products and services to commercial and institutional clients including Healthcare, University, Pharmaceutical, Research and Semiconductor facilities. Our corporate office is located in Canton, MA with additional branches located in Kennebunk, ME.