PETALUMA, Calif.--(BUSINESS WIRE)--Enphase Energy, Inc. (NASDAQ:ENPH) is proud to announce that Enphase President and CEO Paul Nahi is a semifinalist for the EY Entrepreneur Of The Year® 2015 Award in the Northern California region. The awards program recognizes entrepreneurs who demonstrate excellence and extraordinary success in such areas as innovation, financial performance and personal commitment to their businesses and communities. Paul Nahi was selected as a semifinalist from 100 nominat