Bloomberg

Bloomberg collects data on over 15,000 companies in over 100 countries, including as-reported data, dervived ratios and sector-and-country specific fields going back to 2006. It allows you to screen for companies meeting specific ESG criteria.

To see all ESG factors regarding a specific company:

Type your company's ticker.
Then, hit the yellow EQUITY key.
Type FA ESG and hit the green <GO> key.

To screen for a list of companies:

Type EQS and hit the green <GO> key.
Click on the Fields button.
Then, expand the menu for Fundamentals, then Bloomberg Fundamentals, then ESG to see a list of available variables.
Bloomberg also has a number of analytical templates available by entering ESG and the green <GO> key.

ESG Scores

Bloomberg provides a variety of proprietary scores that investors can use to assess company or government disclosure and performance on a wide range of ESG and thematic issues. Bloomberg’s ESG and thematic scores can integrate into company research and portfolio construction.