If you’ve spotted a man with a signature mustache, bow tie and hat walking around a solar show floor, you’ve seen this month’s vet Marvin Hamon, principal and founder of Hamon Engineering. Besides his signature look, Marvin is known for being an expert electrical engineer, writer and supporter of the green energy movement. Read more here https://www.solarpowerworldonline.com/2018/03/ask-a-solar-vet-marvin-hamon-the-man-behind-the-mustache/