While you may think of New York City as a town of exhaust spewing traffic, bright lights and garbage strewn sidewalks, it is actually among the greenest cities in the country.

The startup has nearly doubled its valuation in less than a year thanks to a recent $510 million investment, which it will use to double its New York team. 

The world of e-commerce is always changing. Not too long ago, Jeff Bezos was selling books out of a garage and Beanie Babies were hot items on eBay.