Willis Group
| Company type | Public | 
|---|---|
| NYSE: WSH | |
| Industry | Insurance broker | 
| Founded | 1828, in London, England | 
| Defunct | 2016 | 
| Fate | Acquired Towers Watson; was renamed Willis Towers Watson | 
| Successor | Willis Towers Watson | 
| Headquarters | London, England | 
| Key people | Dominic Casserley (CEO) | 
| Products | Insurance Risk management Human resource consulting | 
| Number of employees | 18,000 | 
Willis Group Holdings plc was a multinational risk advisor, insurance brokerage and reinsurance brokerage company headquartered in the Willis Building in London. It was the third-largest insurance broker worldwide by revenues. In 2016, the company acquired Towers Watson and was renamed Willis Towers Watson.