ISS | Institutional Shareholder Services | 77,849 followers on LinkedIn. Founded in 1985, Institutional Shareholder Services group of companies (ISS) empowers investors and companies to build for long-term and sustainable growth by providing high-quality data, analytics and insight. ISS, which is majority owned by Deutsche Börse Group, along with Genstar Capital and ISS management, is a leading provider of corporate governance and responsible investment solutions, market intelligence, fund services, and events and editorial content for institutional investors and corporations, globally. ISS operates on an arm’s-length basis and Deutsche Börse has adopted Principles protecting the independence and integrity of ISS’ research offerings.