Management, Inc. 270 Park Avenue, 25th Floor New York, New York 10017 Attn: Evrard J. Fraise Jarrod R. Fong KPCB Holdings, Inc., as nominee do Kleiner Perkins Canfield & Byers 2750 Sand Hill Road Menlo Park, CA 94025 Apoletto Limited [address] Deutsche Telekom Venture Funds GmbH Gotenstrasse 156 53175 Bonn, Germany