David has been involved in the HVAC business since he was 12 years old. Upon graduation from Central Kentucky Technical College David joined the family company as a service technician. After becoming certified in Air Balancing and CO/Combustion diagnostics in early 2002 the company’s journey into Performance-Based contracting began. David has a passion for educating others on carbon monoxide and combustion related issues, assisting Jim Davis with his CO training since 2008. He writes a monthly column on carbon monoxide for several industry publications to increase awareness on the subject of CO and the assumptions made about it. In addition to NCI certifications David also holds certifications as a HERS rater and BPI building analyst. Since joining NCI full time in 2010 as a curriculum developer and instructor, he has created Home Performance training designed specifically for the HVAC industry.