A-One Refrigeration & Heating, Inc. is a family-owned HVAC company based in Pasco, Washington, that has been serving the Tri-Cities area for over 40 years. Founded in 1980 by Al and Carol Hagen, the company initially specialized in commercial refrigeration but has since expanded its offerings to include residential heating, cooling, and home energy efficiency solutions. Today, the business is run by their son, Kyle Hagen, with family members actively involved, upholding the company's core mission to 'always do the right thing.' A-One Refrigeration & Heating takes pride in its commitment to providing high-quality service, ensuring customer satisfaction, and giving back to the community. The company provides a variety of services, including air conditioning repair, maintenance, and installation; heating system services; electrical panel upgrades; and indoor air quality solutions. With a focus on energy conservation, they also offer advanced techniques like blower door testing and duct leakage testing to improve home energy efficiency. A-One Refrigeration & Heating stands out for its dedication to high-performance insulation, air sealing, and remediation of indoor air pollutants, showcasing their proactive approach to modern heating and cooling challenges. Their extensive experience has made them a trusted name in the community, known for delivering excellent value and reliable service to both residential and commercial clients.