Greenlight Maine, an entrepreneurial pitch contest with a $200,000 prize, has named 26 semifinalists for its second season, according to Mainebiz. Greenlight Maine is a product of Portland Media Group, a custom content and production company founded by Corcoran; Nat Thompson, former president of Maine Radio and Television Co. and former owner/producer at WCSH (Channel read more Companies with UMaine ties advance in Greenlight Maine, Mainebiz reports