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MOSL is the market operator of England's non-household water market and is proud to work alongside our water company members to support them driving efficiency and innovation in water.


Market Codes

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The latest version of the market codes, the change process and consultations on changes.


Panel & Committees

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What the Panel does and meeting details, member biogs and panel committees



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Everything to do with the core IT system that underpins MOSL’s role within the new water market


Market Performance

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Key charts and information outlining market performance including switching and settlement


MOSL wins the Alliancing and Partnership Initiative of the Year award with CGI

MOSL and CGI have won the Alliancing and Partnership Initiative of the Year award at the Water Industry Achievement Awards, for our work to support the opening of the business retail water market.

MOSL publishes information about company performance in the business water retail market

Today MOSL has for the first time published information about the performance of retailers and wholesalers operating in the competitive retail market.

MOSL Market Focus May 2018

Today we’ve published the May edition of Market Focus, our monthly update to our members.

The Water Report – First Impressions

MOSL CEO Chris Scoggins speaks alongside Ofwat’s Emma Kelso and Defra’s Sarah Hendry to reflect on the first year of the business water retail market, and what to expect in year two.



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