Focus on Geothermal, Campus and Building Electrification, Decarbonization, Net Zero Energy Buildings.Mechanical engineer with a Masters Degree in Sustainable Energy."David does a great job with customer presentations; a very effective communicator."Chris Anderson, VP, Acurex Systems"David is prompt and reliable, excelled at designated duties, detailed and thorough, able to multitask.."Drew Ryan, Director of Sales and Marketing, Rose & Krieger "I promoted David as my youngest regional manager after only 15 months with our company, with astounding results." Robert Luddy, President, Captive Aire Systems