Gaumount British was owned and controled by the Oster brothers. 20TH Century Fox also had a stake in the company too. Shares had been sold to Fox; to help Gaumount move into the sound era.
For all their ups and downs. Gaumount British survived right up until the forties until they truly became part of the Rank empire. Rank it's said wanted to make films, and if you wanted to make films, you needed somewhere to show them.