Blackstone, a private equity firm, completed the acquisition of PS Business Parks, a publicly-traded REIT, from Public Storage, an American international self storage company, for $7.6bn. "I am extremely proud of everything we have accomplished at PS Business Parks. This transaction is an exceptional outcome for our stockholders and a testament to the incredible company and portfolio of high-quality assets our team has built, acquired and enhanced over the years," Stephen W. Wilson, PS Business Parks President and CEO.