These companies are the greenest in the world: Report By: CNBC.com News October 15, 2014 at 06:13 AM EDT Multinational giants BMW, Samsung and Unilever are among companies recognized for their green credentials, according to a new index. Read More >> Related Stocks: Amazon.com Apple Astrazeneca Plc ADR Bank of America Berkshire Hathaway Bt Group Plc Comcast Corp Comcast Corp Facebook Fiat Chrysler Automobiles N.V. Goldman Sachs Group L'Oreal Company ADR Pepco Holdings Unilever NV Unilever Plc ADR