1780 - John Wood senior founded a yard in Greenock. 1810 - company moved to Port Glasgow East Shipyard. 1811 - John Wood and his brother, Charles took over the shipyard when John senior died. 1812 - built the PS Comet, Europe's first viable commercial steam vessel, for Henry Bell. 1813 - built the Margery with engines by James Cook. 1817 - built Tug, the first towing steamboat. 1830 - Robert Duncan bought part of the East Yard, Port Glasgow, from John Wood and Co.