Ricardo PLC

Ricardo
FormerlyEngine Patents
Company typeSubsidiary
LSERCDO
ISINGB0007370074 
IndustryAutomotive, Clean energy, Defence, Rail, Marine
Founded1915 (1915)
HeadquartersShoreham-by-Sea, England
Key people
  • Graham Ritchie (CEO)
Revenue £474.7 million (2023/2024)
£38.8 million (2023/2024)
£0.8 million (2023/2024)
OwnerWSP Global
Websitericardo.com

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.