AAA Energy Service Co. is a full-service mechanical contractor servicing the needs of commercial and industrial building owners and managers since 1948. Operating from 3 locations, and serving clients throughout Maine, New Hampshire and Massachusetts, we deliver fast, professional service for any phase of your buildings’ operation. Including design, installation, service and maintenance, we cover all of your plumbing, heating, air-conditioning, refrigeration and temperature control needs. Trained technicians available around the clock can ensure you’re Optimizing Your Buildings’ Performance. Our clients include general contractors, management companies, data centers, medical space, power and bio tech companies, banks, hotels, cinemas, office buildings, nursing homes, town, city, state and federal buildings, television and radio networks, big and small box chains, manufacturing companies, food and beverage processing and storage companies, dairies, ice rinks and breweries.