Brynn Cooksey Sr., affectionately known as the "Air Doctor," is a Detroit native and the Owner of Air Doctors Heating and Cooling and HVAC U. Brynn earned that nickname for his renowned engineering solutions in the HVACR and Electrical industries. After spending 15 years in the Utility Gas and Power industry, Brynn took over his family's heating and cooling business and rebranded it "Air Doctors" based on his industry-adopted nickname. The Air Doctors team has repeatedly reduced customers' utility bills by 50% or more with Brynn's award-winning Building Efficiency solutions.
Brynn studied HVACR technology at Henry Ford College in Dearborn, Michigan, and HVACR Engineering Technology and Energy Management at Ferris State University. Brynn returned to his alma mater, Henry Ford College, to become a professor and teach the subjects he had learned about. To this day, Brynn continues to train individuals in the industry that he loves and has trained over 10,000 HVAC Technicians, Electricians, and Energy Auditors. Brynn also is a training consultant for mechanical contractors, HVACR supply distributors, weatherization agencies, and HVACR training organizations. Brynn is a regular technical contributor for the RSES Journal, BPA Journal, and the RSES Webinar series. Brynn holds several degrees and certifications in the HVACR and Building Science industries.
In 2025, Brynn was awarded the designation of a Certified Master Trainer by the Interstate Renewable Energy Council (IREC).
In 2024 and 2025, Brynn was named one of ESCO Institute's Top 25 Most Influential HVACR Instructors. The honor was given to instructors who significantly contributed to the HVACR industry.
In 2024, Brynn was named one of the Top 40 under 40 industry professionals by the Air Conditioning, Heating, and Refrigeration News.
