GEA (Gustaf Ericssons Automobilfabrik) was a Swedish automobile manufacturer founded by Gustaf Ericsson (son of Lars Magnus Ericsson) in 1904 in Stockholm. Originally the company was located in Arbetargatan, but later it moved to Liljeholmen. Together with his study friends from Chalmers University of Technology K G Karlsson and Erik L Magnus they had the expertise needed for the project.