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Lead merchants, iron founders, engineers, millwrights, copper smiths, refrigerator and boiler makers, of Farringdon Works, Shoe Lane, London.
of Garratt Mills, Wandsworth.
and later of Union foundry, Derby..
Maker of stationary engines, sugar machinery and distilling plant.
1788 Company founded when the premises in Shoe Lane were erected - perhaps by E. and W. Pontifex and Co.
1841 Pontifex (Edmund and William) and Wood were millwrights
1850 Pontifex and Wood were recorded as receiving lead ores at St Katherines Dock
1851 Award at the 1851 Great Exhibition for sugar apparatus, pumps, etc. See details at 1851 Great Exhibition: Reports of the Juries: Class VI.
1865 Contract to supply sugar refinery machinery to the new company International Sugar Refineries Co Ltd
1868 Shipbuilders of Millwall
1876 "Hamper's Patent Fountain" - described as brewers' engineers, millwrights, coppersmiths, ironfounders etc 
1880 With other paint manufacturers, petitioned the Board of Trade about legal measures of paint
1885 Had patented an ice-making machine some years before; supplied cold store plant to Great Northern Ice Co Ltd of Great Grimsby
1887 Converted into a limited company
1888 Voluntary liquidation of the company supervised by the court
1889 Cold storage rooms built at Nottingham (see illustration)
1891 Supplied a refrigerator and coolers to Burntisland Oil Co
1895 Locke, Lancaster and W. W. and R. Johnson and Sons acquired the business and factory of the Millwall Lead Co (formerly Pontifex and Wood).
Another Pontifex business, Henry Pontifex and Sons, was also in Shoe Lane, having been established in 1796
1862 The partnership of H. D. Pontifex and C. Pontifex, coppersmiths of Shoe Lane, was dissolved
1869 The partnership of H. D. Pontifex, C. Pontifex junior and F. Pontifex, coppersmiths of Shoe Lane, was dissolved