East London Waterworks Co
Waterworks constructed by Rennie
c.1840 Thomas Wicksteed was Engineer to the company
1860 Took over the site of the mill at Walthamstow previously used by the British Copper Co
c.1865 Charles Greaves was Engineer to the company
1875 George Seaton was appointed engineer-in-chief; in that capacity he designed and successfully executed extensive additions to the works at Lea Bridge, Woodford, and Buckhurst Hill, including filter-beds, covered reservoirs, a high-service tank, and two sets of pumping engines.
1903 Compulsorily acquired by the Metropolitan Water Board, established to bring the 9 private water companies supplying water to London under a single public body.