Elkus/Manfredi Architects, Ltd. Structural Engineer: Weidlinger Associates, Inc. MEP Engineer: Cosentini Associates, Inc. Developer: Congress Group Ventures General Contractor: Bovis Lend Lease LMB/Congress Group Construction Joint Venture Interior Construction: Spaulding & Slye Construction, a member of the Jones Lang LaSalle group Curtainwall: Gordon H. Smith Corporation Drywall: T.J. McCartney, Inc. Elevators: Draper Elevator Interiors Tenants ACE Group Digitas Securities and Exchange Commission United States Department of Education DLA Piper Ameriprise Financial Services QuickPivot (formerly Extraprise) Databento CBRE Group WeWork See also List of tallest buildings in Boston References External links 33 Arch Street official building site Elkus Manfredi Views from top floors — with photos Photo by Robert Benson of Stubbins Associates interior design of Digitas Inc.’s office Emporis.com Skyscraper office buildings in Boston Office buildings completed in 2004