BOSTON--(BUSINESS WIRE)--Holliday Fenoglio Fowler, L.P. (HFF) announced today that it has secured $345 million in first mortgage and mezzanine financing for Charles River Plaza North, a 354,594-square-foot, state-of-the-art office/research building adjacent to and long-term leased by Massachusetts General Hospital (MGH) in Boston, Massachusetts. HFF worked on behalf of the borrower, The Davis Companies and Marcus Partners, Inc., developers and owners of the property, to secure a $245 million, f