As a d.light adviser since March 2008, a director since November 2008, and chairman since 2010, Donn brings 30 years of experience in consumer products, clean technology, and global distribution. He has built $100+ million global businesses and raised $100 million in capital. His passion for base-of-the-pyramid consumers began as a United Nations Fellow, when Donn was mentored by the late C.K. Prahalad. As founder of Sustainable Solutions (2006-2010), Donn accelerated consumer venture, capital-backed portfolio companies. While CEO of start-up Nano-Tex (2003-2006), his team expanded distribution to 90 brands in 30 countries through 100 distribution partners, creating a 25x valuation increase. As CEO of Winterland (1997–2002), Donn grew sales 3.5x, from $30 million to $110 million.