Institutional Shareholder Services Inc
Institutional Shareholder Services is a proxy advisory firm. ISS is paid by hedge funds, mutual funds and similar organisations that own shares of multiple companies to advise (and often vote their shares) regarding shareholder votes. It is the largest such firm, with over 61% of the business. It was owned by MSCI until Apr.2014, when it was purchased by Vestar Capital Partners LLC. In 2017, ownership of ISS switched to private equity firm Genstar Capital LLC.
Some good blurb here, http://ratesustainability.org/hub/index.php/search/at-a-glance-product/13/52
Also see their GISR Ratings Directory, contains a list of all the companies tracking ESG, http://ratesustainability.org/hub/index.php/search/
- Mar.15.2018: Deal Furthers ISS’ Responsible Investment Business Expansion. ISS today announced the addition of oekom research AG, a leader in the provision of environmental, social and governance (ESG) ratings and data, as well as sustainable investment research. oekom research AG will be renamed ISS-oekom with the new unit complementing the work of ISS’ existing responsible investment teams. more on oekom ISS Press Release, ISS. See also oekom research to Join Institutional Shareholder Services