Harry Ferguson Ltd
of May-street, Belfast (1921)
of Lower Baggot-street, Dublin (1921)
c.1910 Business established by Harry Ferguson
c.1912 Merged with May Street Motor Co; the combined business continued under the Harry Ferguson Ltd name - see Ferguson.
1921 Agents for Vauxhall
1935 The Belfast company name was changed to Harry Ferguson (Motors) Ltd and a new sales company formed in England to sell the tractor as Harry Ferguson Ltd. A manufacturing company was formed as David Brown Tractors