International Shareholder Services (ISS) provides proxy advisory and corporate governance solutions to financial market participants. ISS's services include objective proxy research and analysis, end-to-end proxy voting and distribution solutions, securities class-action claims management, and governance data and modeling tools. Clients use ISS services to help them make informed corporate governance decisions. On November 17th, 2020, Deutsche Borse acquired a majority stake in International Shareholder Services at a valuation of $1.82B.