- Wagga Wagga Agricultural Institute
- Waikato Clinical School [Hamilton]
- Wake Forest School of Medicine [Winston-Salem]
- Warwick Business School
- Warwick Mathematics Institute
- Washington and Jefferson College
- Watson Research Center Yorktown Heights, New York
- Weierstrass Institut für Angewandte Analysis and Stochastik
- Weierstraß-Institut für Angewandte Analysis und Stochastik = Weierstrass Institute for Applied Analysis and Stochastics [Berlin]
- WHO - Regional Office for the Eastern Mediterranean [Cairo, Egypt]