Clearstone Equity Invest Los Angeles 
socalTECH
JULY 6, 2010
An analysis of Q2's venture capital deals and investment activity in Southern California find that venture capitalists invested around $1.6 billion invested in Q1, and up from $1.0 in investment), Energy ($190.2M in investments) and Medical Deviecs ($128.1M in investments in Q2). billion in Q2 of last year.
socalTECH
FEBRUARY 19, 2010
Los Angeles-based Rubicon Project , the online ad optimization firm headed by Frank Addante , announced this morning that it has hired investment banker Allen & Company. Rubicon has raised over $42M in funding from Clearstone Venture Partners, Mayfield Fund, IDG Ventures and GE/NBC Universal's Peacock Equity Fund.
socalTECH
APRIL 13, 2009
Los Angeles-based Rubicon Project , which operates an online advertising optimization service, is announcing this morning that the firm has raised $13M more in a combination of equity and debt.
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