PE Week Wire — 8/17/06

Renewable Energy Group Inc., a Ralston, Iowa-based biodiesel producer, has raised $100 million in Series A funding. Natural Gas Partners led the deal, and was joined by such firms as Bunge North America, ED&F Man Holdings and West Central Cooperative. Viant Group advised REG on the deal, which will be used to increase its biodiesel production to around 640 million gallons by 2009 (including from third-party plants). www.renewable-energy-group.com 

Hansen Medical Inc., a Mountain View, Calif.-based developer of medical robotics for accurate positioning, manipulation and stable control of catheters, has filed to raise $86.25 million via an IPO of common stock. It plans to trade on the Nasdaq under ticker symbol HNSN, with Morgan Stanley and JPMorgan serving as co-lead underwriters. Hansen Medical has raised around $57 million in VC funding since its 2002 inception, from firms like Prospect Venture Partners, Skyline Ventures, Thomas Weisel Healthcare Partners, De Novo Ventures and Vanguard Ventures. www.hansenmedical.com

Hudson Ferry Capital of New York has been formed as a new middle-market private equity firm. Its team includes former Liberty Partners managing directors Stephen Fisher and Paul Huston, former Liberty vice president Timothy Ross, former Kenner & Co. managing director Mark Deutsch and former GE Antares Capital managing director Bruce Robertson.

    VC Deals

TolerRx Inc., a Cambridge, Mass.-based drug company focused on the immune system, announced that it had raised $35.6 million in fifth-round funding. This is the second tranche of a Series D deal