Galactic Salvage Insurance was a 21st century Earth company.
Formed in London in 2068, it shut down in 2096. The Fourth Doctor claimed to work for them while sorting out the collision between the Empress and the Hecate in 2116, by which time the company had ceased trading. (TV: Nightmare of Eden)
An advertisement for the company was broadcast during the Sirius Inter-G Cruiser Show on the Sirius Exhibition Station. (AUDIO: Max Warp)