[1] George received his education and mercantile training in London and in Europe.

[2] King emigrated to Australia in July 1839, and settled in Sydney, where he was a director of the Australian Trust Company, of the Commercial Banking Company of Sydney, and of the London Chartered Bank of Australia.

[2] King was elected a member of the New South Wales Legislative Assembly for East Sydney on 3 December 1869, and sat until 3 February 1872.

[2] In 1880 Mr. King accepted the Executive Commissionership for Queensland at the Melbourne International Exhibition, and represented the colony on the steel rails inquiry held in London in 1881.

[2] King was nominated to the Queensland Legislative Council on 26 January 1882, a position he held until resigning on 19 March 1890.