if you mean own the brewery then it was Richard Cain - founder and chairman - the ref is 'A time of Manx Cheer' by Crumplin + Rawcliffe (Isbn 1-873120-54-0) which also has a family tree
m. in 1890 Harriet Kissack; sons Richard Claude(d unm 1919), Wilfred Kissack (m. helen cadman 1939 - he was the brewer) , Harold Stanley (m. 1840 beatrice cadman) & James Mylchreest (m. Jennie Crookall 1926 sons James b. 1927 + Robyn 1930)