7 World Trade lands second official lease

Developer Larry Silverstein announced Wednesday morning that Ameriprise Financial has signed a 10-year lease for 20,000 square feet on the 39th floor of 7 World Trade Center, which is expected to open by the end of March. The lease was long rumored, but Silverstein made it official today. The financial services firm joins the New York Academy of Sciences as the only two leases in the 52-story tower. CB Richard Ellis represented Silverstein in the deal and Trammell Crow Company represented Ameriprise Financial.