CoolSys - Refrigeration and HVAC Systems recognizes technicians and field teams for their skill, judgment, and commitment to keep critical systems operating.

CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management. Operating nationwide, our team of over 3,700 experts delivers tailored solutions to help businesses cut costs, optimize critical equipment performance, and lower emissions. Our services encompass HVAC and refrigeration equipment sourcing, installation, repair, maintenance, monitoring, optimization, and expertise in low-GWP transition. We also offer MEPR/FP engineering and design-build services, integrated energy supply resilience and consumption optimization solutions, as well as used asset recycling and seamless multi-site rollouts across multiple states. Based in Southern California since 1997, CoolSys serves over 45,000 customer locations across various industries, including grocery, retail, industrial, data centers, education, healthcare, and government. Recently recognized by Newsweek as one of America’s Greatest Workplaces, CoolSys has experienced remarkable growth through a combination of strategic acquisitions and organic expansion. We collaborate with companies that prioritize safety, excel in customer service, and uphold strong financial performance. To stay current on our professional solutions—engineering, program management, energy optimization, resilience, and equipment and facility solutions—follow CoolSys Professional Solutions: To learn more, visit coolsys.com

Founded 1997