of Gateshead and Reading
1937 Company founded.
1947 Private company.
1958 Acquired by Booker McConnell Group including subsidiaries Small Bore Heating Systems and Crewdson Hardy[1]
1961 Engineers, pumping and irrigation specialists and manufacturers of pumps, acid resisting, automatic, barrel, bilge, boiler-feed, draining, centrifugal circulating, process pumps, and ThermoPak. 850 employees.
1961 Another pump company, Pulsometer Engineering Co, joined the Booker McConnell Group. This combination created one of the largest pump companies in Europe, which became known as Sigmund Pulsometer Pumps, or SPP for short.
Now known as SPP Pumps and owned by Kirloskar Brothers Ltd[2]