Venrock partners with entrepreneurs who want to tackle big, hard problems that most think not possible. For more information, please visit www.venrock.com or follow the firm on Twitter at @Venrock. Originally established as the venture capital arm of the Rockefeller family in 1969, Venrock partners with entrepreneurs to build some of the world’s most disruptive, successful companies. With a primary focus on technology and healthcare, portfolio companies have included Apple Computer, Athenahealth, Centocor, Check Point Software, DoubleClick, Endeca, Gilead Sciences, Idec Pharma, Imperva, Illumina, Intel, Millennium Pharma, Nest, SlideShare and Tudou. A complete list of Venrock investments is available at Venrock.com.