Kleiner Perkins Caufield and Byers (KPCB)

Since its founding in 1972, Kleiner Perkins Caufield and Byers (KPCB) has backed entrepreneurs in over 600 ventures, including AOL, Amazon.com, Citrix, Compaq Computer, Electronic Arts, Genentech, Genomic Health, Google, Intuit, Juniper Networks, Netscape, Lotus, Sun Microsystems, Symantec, Verisign and Xilinx. KPCB portfolio companies employ more than 250,000 people. More than 150 of the firm's portfolio companies have gone public. KPCB's investment initiatives include Greentech, Information Technologies, Life Sciences, Pandemic and Bio Defense, and iFund - a $200 million fund that invests in market-changing ideas and products that extend the iPhone and iPod touch platforms. KPCB also recently announced the sFund, a new $250 million initiative to invest in entrepreneurs inventing social applications and services. Strategic partners in the sFund include Amazon.com, Facebook, and Zynga.