Here's their credo. They regularly sponsor environmental and other socially responsible causes. McCormick Spices - This firm has excellent information for cooks as well as investors on its site. This is a solid and well known ethical firm. Reputedly one of the most SR oil related firms.
Investors can see their history, products, and principles.
WholeFoods - U.S. distributor of organic and health foods. World Com - WCOM bought MCI and they are a powerhouse. Information age firms are less likely to be polluters. Xerox - Lots of responsible actions by this firm. Long known for fairness.