Ricardo PLC
| Formerly | Engine Patents |
|---|---|
| Company type | Subsidiary |
| 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) | |
| Owner | WSP Global |
| Website | ricardo |
Ricardo is a British firm that provides automotive parts and engineering, environmental and strategic consultancy services. Founded by Harry Ricardo, it is based at Shoreham-by-Sea, West Sussex.
Previously listed on the London Stock Exchange, the company was acquired by the Canadian consulting firm WSP Global in October 2025.