Aileen Lee is founder of a seed-stage focused fund currently called Cowboy Ventures, announced in July 2012. She is also a partner at Kleiner Perkins Caufield & Byers, which she joined in 1999. At KPCB, she has focused on working with mostly consumer-oriented digital companies, including Callaway Digital Arts, Dollar Shave Club, One Kings Lane, Plum District, Rent the Runway, True & Company, and RMG Networks (formerly Danoo), where she was founding CEO for two years. Prior to that she has worked with companies like ShopKick, Zazzle, Bloom Energy, Blue Nile (NASDAQ: Nile), Friendster (acquired by MOL Global), Good Technology (ccquired by MOT) and Tellme (Acquired by MSFT).

Prior to joining KPCB, Aileen worked at Gap Inc. in various operating roles. She has also worked for Odwalla and for The North Face in brand and product marketing. Aileen began her career at Morgan Stanley in technology mergers & acquisitions.  She has a Bachelor of Science from MIT and an MBA from the Harvard Business School, and is a Henry Crown Fellow of the Aspen Institute.