Simpson Thacher & Bartlett has strengthened its London real estate practice with the addition of a senior lawyer from private equity giant Blackstone. 

Angus Lennox, a managing director Blackstone, is joining the elite U.S. firm as a partner after seven years at the private equity giant. Prior to that, he had been a senior associate at Freshfields Bruckhaus Deringer, according to a statement from Simpson Thacher.