Greg Ryan

Chief Financial Officer

After years of leading financing across the food & beverage, mobile phone, health & beauty, and confections industries, Greg has discovered a sweet spot for solar roofing. He brings more than two decades of diverse experience in leading and supporting finance and business operations at all levels and cycles of companies. Before joining GAF Energy, Greg held senior finance positions at several prominent companies—including OLLY, Mars, Wrigley, TreeHouse Foods, Motorola, and WILL Perform—where he successfully led financial planning, analysis, and capital management initiatives. Greg has a BA in Finance from Michigan State University. His favorite roofs cover the ancient Inca citadel Machu Picchu in Peru where his wife is from, and one of the many locations they love to explore together while traveling around the world.