Architecture, United Kingdom Populous, United States Pugin & Pugin (c.1851-c.1928), United Kingdom R R.E. Chisholm Architects, United States RAMSA, United States Rapp & Rapp, United States Renzo Piano, Italy France Reynolds, Smith & Hills (RS&H), United States Rex Architecture P.C., United States RHWL, United Kingdom Rogers Stirk Harbour + Partners, United Kingdom Ricardo Bofill Taller de Arquitectura, Spain RMJM, United Kingdom S SAMOO Architects & Engineers, Republic of Korea SANAA, Japan Sauerbruch Hutton, Germany Schmidt hammer lassen, Denmark Schultze and Weaver, United States Scott Simons Architects, United States Shepley, Rutan and Coolidge, United States Shilpa Architects, India & United States SHoP Architects, United States Shore Tilbe Irwin + Partners, Canada Skidmore, Owings and Merrill (SOM), United States Smith Hinchman & Grylls, United States Snøhetta, Norway SOMA, United States Studio Gang Architects, United States Synthesis Design + Architecture, United States T Tate Snyder Kimsey Architects, United States terrain:loenhart&mayr, Germany Tod Williams Billie Tsien Architects Troppo Architects, Australia Trost & Trost, United States Terry Farrell, United Kingdom U UNStudio, Netherlands Urban Design Group, United States Ushida Findlay Architects, Japan/UK V Van Der Merwe Miszewski Architects, South Africa Vandkunsten, Denmark Voorhees, Gmelin and Walker, United States W Walker and Weeks, United States Weiss/Manfredi, United States West 8, Netherlands White, Sweden, Denmark, Norway, United Kingdom Wilkinson Eyre, United Kingdom WOHA, Singapore Wood Marsh, Australia Woods Bagot, Australia Woollen, Molzan and Partners, United States Warren and Mahoney, New Zealand WZMH Architects, Canada Y York and Sawyer, United States Yamasaki & Associates, United States Z Zaha Hadid Architects, United Kingdom See also List of British architecture firms References White, Norval; Willensky, Elliot (2000). AIA Guide to New York City. New York City: Three Rivers Press. Firms Architecture firms