Rudolf Ohnesorge (pictured), a former managing partner of Germany-based industrial conglomerate Siemens’ growth capital investment unit, has joined Italy-based environmental-focused private equity firm Ambienta.

Ohnesorge, now an investment partner at Ambienta, which raised €217.5m ($250m) for its first fund, said: “I am opening the German office for Ambienta.”

Between 2008 and 2012, Ohnesorge worked within Siemens Financial Services’ €800m private equity group on setting up a growth capital programme investing into small and mid-sized industrial companies primarily in Europe and the US.  

Between 2003 and 2008, he had been part of the management of a €500m division at Germany-based chip maker Infineon Technologies and been a founding team member and managing director of Infineon’s corporate venturing unit backing Formfactor (listed on Nasdaq stock exchange), Saifun (acquired by Spansion), LightLogic (acquired by Intel) and Broadbus (acquired by Motorola).

Founded in 2007, Ambienta is 69.4% owned by its management, with local…

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