Burt, Boulton & Haywood
From London's Ghost Acres
Founded by two railway engineers as a chemical company with a specialty in timber preservation; something they continue to specialize in today. Operated Prince Regent's Wharf as a chemical works and timber preservation works. Distilled chemicals from coal tar and other by products of the coal gas industry.
http://www.british-history.ac.uk/vch/essex/vol6/pp76-89#h3-0003
Operation
1848