Sir George Barham (22 November 1836 – 16 November 1913) was a businessman and politician. Barham worked with his father in the dairy business and in 1864 he founded what would become Express Dairies. Active in Conservative Party politics, he made an unsuccessful attempt to be elected as MP for Islington West in 1895. He was knighted in 1904. A resident of Hampstead, he was Mayor of Hampstead in 1905-1906. He was High Sheriff of Middlesex in 1908-09. His Wikipedia page is [1]. An article on his missing portrait here [2]. One on his house here [3].