The Ethos Foundation is composed of more than 200 Swiss pension funds and other tax-exempt institutions. Ethos was founded in 1997 and aims at promoting socially responsible investment as well as a stable and prosperous socio-economic environment.

Activities in the field of socially responsible investment (SRI) are conducted by the company Ethos Services SA which carries out asset management and advisory mandates. Ethos Services offers institutional investors a wide range of SRI-funds. The company also provides proxy voting reports including voting recommendations, a shareholder engagement programme, as well as sustainability and corporate governance ratings and analyses of listed companies. Ethos Services is owned by the Ethos Foundation and several of its members.

Finally, the association Ethos Académie gives private individuals the opportunity to take part in the activities of Ethos.