From directories (year is year of publication and in very early years might be several years out of date
1841 Branson George, builder, Vauxhall road
1845 Branson & Gwyther, builders & contractors, Belmont row
1849-55 Branson and Gwyther, ,railway contractor & builders, Belmont row
1858-62 Branson & Gwyther, builders & contractors, Belmont row
1867,1868,1872 1873 Firm not listed.
In 1862 George Branson of Branson & Gwyther is listed as living at 27 Harborne Road. Hris still there in 1867 and 1868, but in 1872 it is occupied by joseph William Branson