One of Blackstone Group’s senior dealmakers in New York is relocating to London to lead the global alternative asset manager’s energy investments in Europe, the Middle East and Africa, as the firm attempts to raise its second energy fund.

Mustafa Siddiqui, a managing director at Blackstone Energy Partners, will take on a newly created role as head of BEP's energy activity in Europe, the Middle East and Africa, according to two people familiar with the situation.