Yes, "Partners at two prominent Silicon Valley venture capital firms deceived four of the five founders of a start-up company, withholding critical information and thereby cheating them out of tens of millions of dollars, according to a lawsuit.....The suit named J. William Gurley of Benchmark Capital and John R. Johnston of August Capital, both original investors in Epinions and directors of the company, and an Epinions co-founder, Nirav N. Tolia."

http://www.nytimes.com/2005/01/26/technology/founders-of-web...