They Taught You HVAC. We'll Teach You Business.

Gary McCreadie started in the trade in 1998 with zero tool experience and built his way up through 26 years of commercial service, refrigeration, and critical environments where excuses don't fly. A licensed Refrigeration Journeyman and G1 Gas Technician, he created HVAC Know It All because the industry needed less negativity and more straight talk. What started as a mission to Learn, Teach, and Entertain has grown into a platform reaching tens of thousands of HVAC professionals through the podcast, website, mobile app, YouTube channel, and social media. He's not here to repeat manufacturer claims or hand out motivational fluff. Now running McCreadie HVAC And Refrigeration Services Inc., Gary knows firsthand what it takes to go from technician to business owner, including the cash flow problems, hiring mistakes, and "what did I get myself into" moments nobody warns you about. The Business Edition podcast and newsletter exist to give first-time contractors the unfiltered version so they can skip the lessons he learned the hard way.

Furman Haynes is one of the cofounders of WorkHero, an AI-powered office management solution designed for small HVAC owners. Furman was born into a family of bad engineers and one good electrician. He is passionate about helping the hundreds of small HVAC business owners he has met in the field and at supply house counters.