T. A. Walker
of Sudbrook, near Chepstow
c.1870 Workshops built at Sudbrook for T. A. Walker for the construction of the Severn Tunnel.
1886 Converted into a shipyard
1889 After the death of Thomas Andrew Walker his contracts were continued by his Executors and subsequently by the formation of C. H. Walker and Co Ltd. by Thomas's nephew Charles.[1]
1890 Built the hull of TTS Alpha with engines by Fleming and Ferguson [2]