Ricardo PLC
| Formerly | Engine Patents | 
|---|---|
| Company type | Public limited company | 
| LSE: RCDO | |
| ISIN | GB0007370074 | 
| Industry | Automotive, Clean energy, Defence, Rail, Marine | 
| Founded | 1915 | 
| Headquarters | Shoreham-by-Sea, England | 
| Key people | |
| Revenue | £474.7 million (2023/2024) | 
| £38.8 million (2023/2024) | |
| £0.8 million (2023/2024) | |
| Website | ricardo | 
Ricardo plc is a British firm that provides automotive parts and engineering, environmental and strategic consultancy services. Founded by Harry Ricardo, the company is based at Shoreham-by-Sea, West Sussex. It is listed on the London Stock Exchange.