Aktiebolaget Crichton was a shipbuilding and engineering company that operated in 1914–1924 in Turku, Finland. The main products were vessels, steam engines and combustion engines. The company was founded in 1914 to continue shipbuilding operations of W:m Crichton & C:o which had bankrupted in the previous year. It was merged to its neighbour and competitor Aktiebolaget Vulcan in 1924. The succeeding shipbuilding company Ab Crichton-Vulcan Oy grew the biggest shipbuilding company of Finland.