"Our 50-year relationship with Hays Service has been crucial in dealing with the HVAC challenges of our many historic buildings, as well as the special needs of our newer high tech spaces on campus. Their expertise, commitment to service, and sensitivity to our needs builds confidence and trust from the boardroom to the classroom. Over the past few years, our multi-million dollar bundled energy..."

"I never worry about my HVAC as Hays Service is there whenever necessary to repair or inspect and take care of anything else which needs to be done with our units. I highly recommend their service. You get your money’s worth."

"My experience with Hays Service has been excellent. They have experienced personnel at all levels from sales to service. They not only perform as promised in their written agreement but they back it up with performance reports. We have experienced reduced energy consumption since Hays Service has been involved."

"Hays Service has provided service for me at two different times in my vocational career. While Director of Facilities with Goodwill Industries and Maintenance Manager with the Georgia Public Safety Training Center, Hays Service provided routine maintenance, emergency services, and project installations. I highly recommend this company. They really do what they obligate themselves to in the area of facility maintenance."

"Cal Hays has a building full of conscientious staff and well trained heating and air service technicians. In the three occasions Hays Service has been engaged for clients of mine there has been an immediate savings and better air control than before they came aboard. Their components knowledge has provided significant systems maintenance savings for two public entities and a large retail development my..."