Winning the assignment to lease up a trophy Midtown building is a brass ring for any brokerage. Not only can it generate millions of dollars in commissions, but it also serves as a towering billboard announcing a firm’s place in the upper echelons of the commercial world. Last year, HNA Group was dangling one of those trophies: 245 Park Avenue, which it had recently purchased for $2.2 billion. The commercial industry’s Big 3 — CBRE, […]