Andrew ChungVenture capital firm Khosla Ventures today announced the addition of veteran clean technology investor Andrew Chung as a partner.

Khosla Ventures is known for its investments in bio-refineries for energy and bioplastics, solar, battery and other environmentally friendly technologies as well as other areas of the technology sector.

Chung will focus on the Khosla’s clean tech and information technology investments, according to the firm.

Chung is one of six Khosla partners, which includes joining founder Vinod Khosla, Samir Kaul, Pierre Lamond, Shirish Sathaye, and David Weiden.

Founded in 2004, the Menlo Park, California-based investment firm has generated over a billion in profits in the last year from three IPOs, including Kior, Amyris, and Gevo.