Cowen, the US investment bank spun off by Société Générale last year, has continued to move into new business areas by establishing an alternative energy group.

Skip Grow will spearhead the new operations as head of the alternative energy group. He spent a year at investment bank Thomas Weisel where he a partner focusing on technology, before he joined Cowen in 2001. He also spent eight years working as a managing director at Wachovia.