WBS may refer to:
Business
- Ward-Beck Systems, Canadian manufacturer of Audio and Video equipment
- Webster Bank (NYSE: WBS), a bank based out of Waterbury, Connecticut
Education
- Warwick Business School, the largest academic department of the University of Warwick
- Wesley Biblical Seminary, a multi-denominational graduate school of theology
- West Bridgford School, a technology college
- Westminster Business School, one of the two business schools of the University of Westminster
- Willy Brandt Schule (disambiguation) may refer to schools in and outside of Germany
- Willy-Brandt-Schule in Warsaw, Poland
Medicine
- Beckwith-Wiedemann syndrome, or Wiedemann Beckwith Syndrome, a genetic disorder
- Williams-Beuren syndrome, a rare genetic disorder
Sports
- WBS Penguins, the American Hockey League affiliate of the NHL's Pittsburgh Penguin
- Williams-Brice Stadium, home of the South Carolina Gamecocks collegiate football team
Technology
- WebChat Broadcasting System, a virtual community
- Wafer backside coating, a procedure used in the electronic industry, mostly as part of the electroless nickel plating process
Others
- Wavah Broadcasting System (WBS), a Kampala, East Africa Television Station
- West by south (WbS), a compass point
- Work breakdown structure, a fundamental project management technique