With film producer Peter Glatzer, Grenier co-founded SHFT, a website that showcases environmentally-sustainable products--and their creators and fans.
7 Signs You’re Not Entrepreneur Material
How to Tell If You Have High Emotional Intelligence
The Best Age to Start a Business Is Not 25
The 30 Coolest Entrepreneurs Under 30
8 Best Industries for Starting a Business
ISSIE LAPOWSKY is a staff writer at Inc. magazine. Her work has also been featured in New York Daily News, BlackBook magazine and The Brooklyn Rail. She lives in Manhattan.@issielapowsky