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Brynn Cooksey

Company name: HVAC U, LLC

Position: Owner

Brynn Cooksey Sr., known throughout the industry as the "Air Doctor," is the Owner of Air Doctors Heating & Cooling and HVAC U, where he combines building science and HVAC expertise to improve home performance and contractor success. A professor, IREC Certified Master Trainer, and Forbes technical contributor, Brynn has trained more than 15,000 HVAC professionals, electricians, and energy auditors across North America. His leadership and contributions to the industry have earned him numerous honors, including the 2026 MEEA Energy Efficiency Champion Award, ESCO Institute's Top 25 Most Influential HVACR Instructors (2024–2026), and Oakland County's 2026 Oakland Together 40 Under 40 recognition.

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Using Building Science to Close at the Kitchen Table

IAQ For the HVAC Technician

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IAQ for the HVAC Tech with Brynn Cooksey

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Building Science at the Kitchen Table: Using Testing to Close the Sale

Recorded live at the 7th Annual HVACR Training Symposium, this episode brings together Roman from HVAC School and building science practitioner Brynn for a deep-dive conversation on one of the most pressing challenges in the HVAC industry: how contractors can use building science principles not just to solve problems, but to communicate value and […]

IAQ for the HVAC Technician w/ Brynn Cooksey

In this episode from the 6th Annual HVACR Training Symposium, Brynn Cooksey, a home performance contractor from Michigan and technical training business owner, reveals how indoor air quality (IAQ) testing transformed his contracting business from a commodity service into a profitable specialty. Cooksey shares his proven methodology for turning IAQ into an “instant profit […]

IAQ, Ethical Selling & Building Better Techs w/ Brynn Cooksey

In this episode of the HVAC School podcast, Bryan welcomes back Brynn Cooksey from Air Doctors and HVAC U to discuss critical topics facing the HVAC industry today. Brynn brings his unique perspective as both a successful contractor in southeast Michigan and an industry educator who has made the transition to focusing primarily on […]