Company Timeline
1921Joseph and Edwin Arnfield start business producing water wheels
1935Mono Pumps was formed in London and granted one of 4 original licenses for the progressing cavity pump. Mono entered into an engineering agreement with J & E Arnfield to manufacture the first range of “A” and “C” pumps
1938J & E Arnfield move to Guide Bridge works, the present Mono UK site
1939Mono takes control of Arnfield on New Years Day
1942Mono moves the sales office from London to Guide Bridge works and designs the “D” and “H” Range pumps
1957Borehole pump developed to assist the water supply problems in Africa
1962First Mutrator installed at Beccles Road Pumping Station, Norfolk
1970Launch of the Flexishaft® a new concept in connecting the rotor and the drive shaft
1973Muncher® twin-shaft grinder developed and launched
1974Mono New Zealand office opens
1983Merlin pump developed from the existing “D” and “H” range pumps
1989Industrial “E” Range pumps, incorporating the Flexishaft developed to replace existing technology
1991Oilfield division is set up to produce rotors and stators for power section downhole pumps
2002Begin manufacturing Universal Parts
2003Mono acquired by NOV
2004Shanghai office in China opens 2004
2007Launch Helios – new hygienic pump
2009The first 'Maintain in Place' PC pump is launched
