Who We Are

Marc Esser, Principal Project Engineer & Owner, MS (Computer Science & Physics), CEM, BEMP, LEED GA

Marc was born in Germany, the cradle of good engineering practice. Marc holds a Master's Degree in Computer Science with a minor in Renewable Energy Physics, is accredited as a LEED Green Associate, a Certified Energy Manager (CEM), and a Building Energy Modeling Professional (BEMP). Marc is proud to have turned his passions about energy and technology into a thriving small business. When not thinking about how to make things happen for his customers, he enjoys spending time with his kids, club music, photography, November Project, road biking, volleyball and European cars. 

Our Mission

"To empower our clients to make sustainable and economically viable use of our planet's limited resources."

Contact Us

NegaWatt Consulting
(619) 309-4191