WANAN YOSSINGKUM Foreword This article is based on 100 top sustainable companies based on Calvert Research and Management's annual review of more than 230 Environmental, Social and Governance (ESG) performance indicators, such as workplace diversity, data security, and greenhouse-gas emissions, as reported in the February 26, 2024 edition of Barron's weekly. How Barron's determined their list  "To build Barron's seventh annual ranking of the most sustainable companies, Calvert Research and Management st ...