This copy is for your personal, non-commercial use only. To order presentation-ready copies for distribution to your colleagues, clients or customers visit http://www.djreprints.com. This year, Barron’s and Calvert Research and Management added a second ranking of the most sustainable companies—the 20 outside the U.S. They are a varied bunch, but have similar characteristics to our U.S. companies—including stock price outperformance. As a group, shares of the 20 companies declined 11.1% in 2018, compared with the 13.6% decline of the iShares MSCI EAFE exchange-trade fund (ticker: EFA).