Craig Migliaccio

Craig Migliaccio has been training HVACR technicians in-person and online for over a decade through his training company AC Service Tech, LLC. He created over 575 long form HVACR training videos, over 500 short form videos, and is the author of two HVAC training books along with many other resources that technical high schools, colleges, contractors, and individual technicians in the HVACR field use daily. Most technicians know him through his YouTube HVAC Training channel, AC Service Tech, which has accumulated over 8 million watch hours and 90 million views. The AC Service Tech team also hosts their website, by the same name, where they post training articles, quick tips, quizzes, and more HVACR resources! Craig holds a Master License in HVACR, has 23 years of HVACR experience, and has been in the HVAC field as an installer, service tech, and a HVAC Contracting Business owner. Craig is a licensed Teacher of HVACR, Sheet Metal, and Building Maintenance, a Continuing Education Teacher for Master License Holders, and was awarded as one of the “Top 25 Influential HVACR Instructors/Trainers” by HVAC Excellence in 2024. Craig is also a guest instructor for colleges, high schools, contracting companies, and HVAC industry events.