Silver members revealed:

http://www.open-power.org

This one among them:

"The company intends to extend its product line by developing future OpenPOWER-compliant systems based on IBM’s POWER microprocessors"
http://servergy.com/servergy-joins-the-openpower-foundation/


Edit: Gold members revealed:

http://openpowerfoundation.org/membership/current-members/

[ Edited by Andreas_Wolf 05.04.2014 - 01:27 ]