# Rotork

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British industrial flow control company

Rotork plc Type Public Traded as LSE: ROR FTSE 250 component Industry Engineering Key people Dorothy Thompson, Chair Kiet Huynh, CEO Revenue £777.3 million (2025)[1] Operating income £157.1 million (2025)[1] Net income £116.9 million (2025)[1] Number of employees 3,500 (2026)[2]

**Rotork plc** is a British-based company [manufacturing](/source/Manufacturing) industrial flow control equipment. It is listed on the [London Stock Exchange](/source/London_Stock_Exchange) and is a constituent of the [FTSE 250 Index](/source/FTSE_250_Index).

## History

Rotork headquarters and factory in Bath

The company was established as a small [engineering](/source/Engineering) workshop in [Bristol](/source/Bristol) in the 1940s. In 1945 it was acquired by *Frenchay Products* led by [Jeremy Fry](/source/Jeremy_Fry). It made its first [actuator](/source/Actuator) in 1952.[3] In 1957 Rotork moved to [Bath](/source/Bath%2C_Somerset), initially operating from [Widcombe Manor](/source/Widcombe_Manor), Jeremy Fry's home, with 12 staff. In 1962 it moved into a new production plant in [Newbridge](/source/Newbridge%2C_Bath), Bath, which remains the company's headquarters.[4] It was first listed on the [London Stock Exchange](/source/London_Stock_Exchange) in 1968.[5]

Electrically actuated butterfly valves controlling the automatic operation of filter plant in a water treatment works

A pneumatically actuated safety shut-down ball valve in a natural gas processing plant

*Protech Instruments & Systems*, an instrumentation company, was purchased in 1985 to expedite the development of *Pakscan*, a digital [bus](/source/Bus_(computing)) control system for actuators.[6] In 1999 it bought *Fluid System Srl*, an Italian actuator business, in 2000 it bought *Skilmatic* in [Leeds](/source/Leeds)[6] and in 2002 it acquired *Jordan Controls*, a [United States](/source/United_States) actuator business.[3] It started operating in [Sweden](/source/Sweden) in 2008 with the purchase of *Remote Control*.[7]

In 2009 the company acquired *Flow-Quip*,[8] and in 2010 *Ralph A. Hillier*, US-based businesses.[9] In 2011 Rotork Servo Controles de Mexico S.A. de C.V. became fully owned by Rotork after being part-owned since the 1970s.[10] Shortly afterwards Rotork purchased Valco Valves Automation AS, Rotork's long term sales and service agent in Norway, now renamed Rotork Norway.[11] Rotork acquired K-Tork International Inc., based in Dallas, and Centork Valve Control S.L., a Spanish actuator manufacturer based near San Sebastián.[12]

In 2011 Fairchild Industrial Products in North Carolina was acquired.[13] In the UK Prokits was purchased.[14] In 2012 Italian switchbox manufacturer Soldo Srl was added and in 2013 the German actuator manufacturer Schischek was purchased.[15]

Flowco in the UK and Renfro associates in the USA were further acquisitions in 2013, both adding to the company's service capabilities, and the Italian actuator manufacturer GT Attuatori Srl was also purchased.[16] In 2014 Rotork acquired Young Tech Co. Ltd. (YTC), a Korean instrumentation manufacturer.[17] In 2014 Rotork also acquired Xylem Flow Control Limited (XFC), based in Wolverhampton, UK, a leading manufacturer of solenoid valves and instruments under the Midland-ACS, Alcon Solenoid Valves and Landon Kingsway brands for £18 million.[18] At the beginning of 2015 Rotork acquired part of Omas Teknik,[19] its sales and service agent in Turkey. M&M International Srl,[20] and Bifold Group were acquired in 2015.[21]

Also in 2015 Rotork acquired Servo Moteurs Service, an actuator service business located in the South of France, as an important step forward in the development of Rotork's direct service offering to its customers[22] and Roto Hammer, a manufacturer of custom-designed chain wheel manual valve operators based in Tulsa, [Oklahoma](/source/Oklahoma), USA.[22] In the beginning of 2016 Rotork acquired Mastergear, a leading manufacturer of manual and motorised gearboxes for valves, which has operations in [Italy](/source/Italy) and the US, to strengthen its gearboxes offering.[23]

Rotork acquired Hanbay in August 2023. The company designs and manufactures precise, miniature electric actuators that offer a compact profile and high torque design for small and instrument valves.[24]

In March 2025, Rotork acquired Noah Actuation, a South Korean manufacturer of electric actuators. Headquartered in Seoul, Noah employs around 80 people and aligns with Rotork's end markets and key target segments.[25]

## Operations

The company is a designer and manufacturer of industrial flow control products encompassing valve actuators, gearboxes, control systems, instrumentation and accessories.[26]

## References

1. ^ [***a***](#cite_ref-results_1-0) [***b***](#cite_ref-results_1-1) [***c***](#cite_ref-results_1-2) ["Preliminary Results 2025"](https://www.londonstockexchange.com/news-article/ROR/2025-full-year-results/17494857). Rotork. Retrieved 10 March 2026.

1. **[^](#cite_ref-2)** ["About us"](https://www.rotork.com/en/about-us). *rotork.com*. Retrieved 28 January 2026.

1. ^ [***a***](#cite_ref-fool_3-0) [***b***](#cite_ref-fool_3-1) [History of Rotork plc](http://www.fundinguniverse.com/company-histories/rotork-plc-history/) Funding Universe

1. **[^](#cite_ref-rotork-50years_4-0)** [50 years in control 1957-2007](http://www.rotork.com/doc-dl/5955) (Report). Rotork. 2007. Retrieved 9 September 2015.

1. **[^](#cite_ref-5)** ["ROTORK PLC ORD 5P - London Stock Exchange"](https://web.archive.org/web/20150407204806/http://www.londonstockexchange.com/exchange/prices-and-markets/stocks/summary/company-summary.html?fourWayKey=GB0007506958GBGBXSTMM). *londonstockexchange.com*. Archived from [the original](http://www.londonstockexchange.com/exchange/prices-and-markets/stocks/summary/company-summary.html?fourWayKey=GB0007506958GBGBXSTMM) on 7 April 2015. Retrieved 3 April 2015.

1. ^ [***a***](#cite_ref-weaver_6-0) [***b***](#cite_ref-weaver_6-1) Weaver, Graham (20 January 2005). [*Profile of the International Valve Industry*](https://books.google.com/books?id=i6HLsDtiEPUC&q=rotork+buys+skilmatic&pg=PA159). Elsevier. [ISBN](/source/ISBN_(identifier)) [9781856174435](https://en.wikipedia.org/wiki/Special:BookSources/9781856174435). Retrieved 3 April 2015.

1. **[^](#cite_ref-7)** [Rotork acquires Remote Control Sweden](http://www.waterandwastewater.com/www_services/news_center/publish/article_001434.shtml) Waste and Wastewater, 28 February 2008

1. **[^](#cite_ref-8)** [Rotork buys Flow-Quip Controls for $8m](http://valvemagazine.com/industry-headlines/industry-headlines/valve-manufacturing/3863-rotork-to-acquire-flow-quip-controls.html) Valve Magazine, 11 November 2009

1. **[^](#cite_ref-9)** [Rotork acquires Ralph A. Hillier Company](http://www.vma.org/news/42625/Headlines-Rotork-Acquires-Ralph-A.-Hiller-Company.htm) VMA, 24 May 2010

1. **[^](#cite_ref-10)** [Rotork Acquires Servo Controles de Mexico S.A. de C.V.](https://www.insidermedia.com/insider/southwest/47950-)

1. **[^](#cite_ref-11)** [Rotork Acquires Valco Valves.](http://www.valvemagazine.com/industry-headlines/industry-headlines/valve-manufacturing/3538-rotork-acquires-valco-valves-and-automation-as.html)

1. **[^](#cite_ref-12)** [Rotork Acquires K-Tork International Inc. and Centork Valve Control S.L.](https://www.insidermedia.com/insider/southwest/56227-)

1. **[^](#cite_ref-13)** ["Rotork buys US power-tools firm Fairchild for $76M"](http://www.marketwatch.com/story/rotork-buys-us-power-tools-firm-fairchild-for-76m-2011-11-18). Marketwatch. 18 November 2011. Retrieved 26 June 2014.

1. **[^](#cite_ref-14)** [Rotork Acquires Prokits](https://www.insidermedia.com/insider/southwest/62770-rotork-snaps-prokits)

1. **[^](#cite_ref-15)** ["Rotork posts record order book of £208m"](http://www.waterbriefing.org/home/company-news/item/7872-rotork-posts-record-order-book-of-%C2%A3208m). Water Briefing. 6 August 2013. Retrieved 26 June 2014.

1. **[^](#cite_ref-16)** ["Rotork acquires GTA Group"](http://www.automation.com/automation-news/industry/rotork-acquires-gta-group). Automation. 7 October 2013. Retrieved 26 June 2014.

1. **[^](#cite_ref-17)** ["Rotork Acquires YTC for $107 Million"](http://www.controldesign.com/industrynews/2014/rotork-acquires-ytc-for-107-million/). Control Design. 4 March 2014. Retrieved 26 June 2014.

1. **[^](#cite_ref-18)** ["Rotork Acquires Xylem Flow Control For £18 Mln"](http://www.rttnews.com/2344747/rotork-acquires-xylem-flow-control-for-18-mln.aspx). RTT News. 7 February 2014. Retrieved 6 April 2016.

1. **[^](#cite_ref-19)** ["Rotork: Mergers and Acquisitions"](http://www.rotork.com/en/investors/index/mergersacquisitions). Retrieved 19 July 2016.

1. **[^](#cite_ref-20)** ["Solenoid valves acquisition boost Rotork's portfolio"](http://www.gasworld.com/solenoid-valves-acquisition-boost-rotorks-portfolio/2008017.article). Gas World. 13 August 2015. Retrieved 19 July 2016.

1. **[^](#cite_ref-21)** ["Bifold bought by Rotork for £125m"](http://www.manchestereveningnews.co.uk/business/bifold-bought-rotork-125m-9962842). Manchester Evening News. September 2015. Retrieved 19 July 2016.

1. ^ [***a***](#cite_ref-alliance_22-0) [***b***](#cite_ref-alliance_22-1) ["Rotork Acquires US's Roto Hammer And France's Servo Moteurs Service"](http://www.lse.co.uk/AllNews.asp?code=tdzrls0c&headline=Rotork_Acquires_USs_Roto_Hammer_And_Frances_Servo_Moteurs_Service). Alliance News. 29 September 2015. Retrieved 5 September 2016.

1. **[^](#cite_ref-23)** ["Rotork Acquires Mastergear from Regal Beloit"](http://www.vma.org/news/287133/Rotork-Acquires-Mastergear-from-Regal-Beloit.htm). VMA. 29 April 2016. Retrieved 5 September 2016.

1. **[^](#cite_ref-24)** ["Rotork Welcomes Hanbay Inc"](https://valve-world-americas.com/rotork-welcomes-hanbay-inc/). VWA. 11 August 2023. Retrieved 11 August 2023.

1. **[^](#cite_ref-25)** ["Confident Rotork pushes into South Korea and launches new buyback"](https://www.morningstar.co.uk/uk/news/AN_1741685358257658200/confident-rotork-pushes-into-south-korea-and-launches-new-buyback.aspx). *Morning Star*. 11 March 2025. Retrieved 22 July 2025.

1. **[^](#cite_ref-26)** ["Divisions"](http://www.rotork.com/en/about-us/index/divisions). Rotork. Retrieved 23 April 2017.

## External links

- [Official website](http://www.rotork.com/)

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Adapted from the Wikipedia article [Rotork](https://en.wikipedia.org/wiki/Rotork) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Rotork?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.