Murphy began his HVAC career in 1986 with Lennox Industries in Dallas, where he held positions of increasing responsibility.
These included editor/instructor, sales training consultant, territory manager, marketing specialist for product development, and strategic marketing analyst. He also worked for WaterFurnace International as its director of marketing and director of sales. For the past six years, he has been editor-in-chief of Contracting Business magazine and a key organizer of the HVAC Comfortech conference and trade show.