In 2012, Matt Scanlan, the founder and chief executive officer of Naadam Cashmere, was just a young New York University alumnus with an unsatisfying job at a venture capital firm. "After a couple years of working as an analyst - which is a pretty thankless job - I left," he says. "A week after I quit, I booked a flight" to Ulaanbaatar, the capital city of Mongolia, to visit a college friend who lived in the region. The two of them met a newspaper reporter who hailed from Scanlan's hometown of Westport, Conn., and soon happened to hit it off with a couple of the reporter's sources, nomadic goat herders."

The European Investment Bank (EIB) and Dutch bank ABN Amro have signed an agreement to support investments for greening the European shipping fleet.

In areas from cyber defense to tax compliance to database management, these 20 companies are changing how businesses operate.

Wal-Mart Stores Inc., long known for squeezing its suppliers on prices, is now pressuring companies including Unilever and Colgate-Palmolive Co. to help the world's biggest retailer remove a billion metric tons of greenhouse gas emissions from its supply chain by 2030.