Mark Gies is the Director of Solar Business at S-5! with 12 years of solar energy industry experience and over 30 years of engineering and management experience in various industries. Prior to S-5!, he held management positions at a flat-roof mounting system company and with a solar project developer. His solar expertise includes product development, operations, installation, compliance, codes and standards, sales and business development. Mark earned an MBA from Babson College, and master’s and bachelor’s degrees in mechanical engineering from Dartmouth College. Mark is the vice-chair of the Mounting System Manufacturers Committee at SEIA, a member of SEAOC’s PV Committee, and a founding member of UL 2703’s Standard Technical Panel.