[{"data":1,"prerenderedAt":204},["ShallowReactive",2],{"page-\u002Fbusiness-water-suppliers":3},{"id":4,"title":5,"body":6,"description":192,"extension":193,"meta":194,"navigation":200,"path":195,"seo":201,"seoTitle":202,"stem":12,"__hash__":203},"content\u002Fbusiness-water-suppliers.md","Business water suppliers",{"type":7,"value":8,"toc":180},"minimark",[9,13,17,26,29,34,37,42,67,71,109,112,116,119,123,131,135,147],[10,11,5],"h1",{"id":12},"business-water-suppliers",[14,15,16],"p",{},"Your retailer bills you. Your regional wholesaler owns the pipes and treatment works, and keeps supplying the premises whoever sends the bill (Ofwat, checked August 2026). Open Water, the official market site, lists 19 licensed water and wastewater retailers serving England (checked August 2026).",[14,18,19,20,25],{},"About 1.2 million businesses and other organisations in England can choose, whatever their usage (Ofwat and Open Water, checked August 2026). Wales works differently. A site needs to use 50 million litres a year or more to switch at all (Open Water and CCW, checked August 2026). Under that threshold the useful move is a ",[21,22,24],"a",{"href":23},"\u002Fbusiness-utilities","contract review",", and our Wales guide covers the rule.",[14,27,28],{},"The names below are checked against Open Water's England list, which is a licence list, not a ranking. We quote across these retailers and show you the price with our margin on it. If the deal you already have beats today's market, we say so and you stay put.",[30,31,33],"h2",{"id":32},"water-retailers-licensed-to-serve-england","Water retailers licensed to serve England",[14,35,36],{},"Open Water lists these alphabetically. The grouping below is ours.",[38,39,41],"h3",{"id":40},"the-larger-retailers","The larger retailers",[43,44,45,49,52,55,58,61,64],"ul",{},[46,47,48],"li",{},"Water Plus. States over 360,000 customer accounts across England and Scotland (company statement, August 2026).",[46,50,51],{},"Castle Water. Registered at Blairgowrie in Perthshire and states over 250,000 UK customers (company statement, August 2026). It acquired Brightwater.",[46,53,54],{},"Business Stream. A Scottish Water company, trading since Scotland's market opened in 2008 (company statement, August 2026).",[46,56,57],{},"Wave. Its legal entity is Anglian Water Business (National) Limited, registered in Durham (company website, August 2026). WICS lists it as Anglian Water Business trading as Wave.",[46,59,60],{},"Source for Business. The trading brand of Pennon Water Services, a Pennon Group and South Staffordshire joint venture. States over 150,000 business accounts (company statement, August 2026).",[46,62,63],{},"Everflow. Founded in 2015 and states over 100,000 businesses supplied (company statement, August 2026).",[46,65,66],{},"Clear Business Water. On the WICS Scottish register since 2013, and carrying a retailer role on MOSL's register (checked August 2026).",[38,68,70],{"id":69},"regional-and-specialist-retailers","Regional and specialist retailers",[43,72,73,76,79,82,85,88,91,94,97,100,103,106],{},[46,74,75],{},"Water2Business. On the WICS register since 2009.",[46,77,78],{},"SES Business Water. On Open Water's England list, checked August 2026. Reported changes of ownership are not confirmed by a primary source, so we say nothing further.",[46,80,81],{},"Waterscan. On the England list, and licensed in Scotland since 2018 (WICS register).",[46,83,84],{},"Smarta Water. England-listed, and holding a Scottish licence since 2018 (WICS register).",[46,86,87],{},"The Water Retail Company. On the England list, with a Scottish licence dating from 2017 (WICS register).",[46,89,90],{},"Yu Water. On the England list and carrying a retailer role on MOSL's member register (checked August 2026).",[46,92,93],{},"Veolia Water. On the England list, and licensed in Scotland since 2012 as Veolia Water Projects (WICS register).",[46,95,96],{},"Conservaqua. On the England list, and licensed in Scotland from 2026 (WICS register).",[46,98,99],{},"Simpli Water. Open Water lists it twice, once for water and wastewater and once as a wastewater-only retailer.",[46,101,102],{},"Pozitive Water. Listed by Open Water for England as a water and wastewater retailer (checked August 2026).",[46,104,105],{},"Mitie Waste Environmental. On the England list, and licensed in Scotland from 2025 (WICS register).",[46,107,108],{},"Advanced Demand Side Management (ADSM). On the England list, with a Scottish licence since 2017 (WICS register).",[14,110,111],{},"Retailers merge and leave. Ofwat is consulting on how supply is picked up after a retailer exits (Water Magazine, January 2026). Check any name against Open Water before you sign.",[30,113,115],{"id":114},"retailer-or-wholesaler-who-do-i-actually-pay","Retailer or wholesaler: who do I actually pay",[14,117,118],{},"You pay your retailer, and your retailer pays the regional wholesaler for the water and the wastewater removal. MOSL, the market operator, works out what each retailer owes each wholesaler (checked August 2026). The name at the top of your bill is your retailer, and our guide to who supplies my business water covers the lookup when no bill is to hand.",[30,120,122],{"id":121},"scotlands-retailers","Scotland's retailers",[14,124,125,126,130],{},"Scotland opened its non-household market on 1 April 2008, nine years before England, and Scottish Water is the single wholesaler there (WICS, checked August 2026). The WICS register of licences carries around 20 retailers, several of which also trade in England. Contracts and rules differ there, so start at ",[21,127,129],{"href":128},"\u002Fbusiness-water-scotland","business water in Scotland",".",[30,132,134],{"id":133},"how-to-choose-between-them","How to choose between them",[14,136,137,138,142,143,130],{},"The wholesale charge for your region is the same whoever bills you, so retailers compete on the price they add and on how accurately they bill. Line up the retail element and the standing charge on the same basis, on the same day. The method sits on ",[21,139,141],{"href":140},"\u002Fcompare-business-water-suppliers","compare business water suppliers",", and the mechanics of moving are on ",[21,144,146],{"href":145},"\u002Fswitch-business-water-supplier","switch business water supplier",[148,149,151,158,168,174],"faq-section",{"title":150},"Common questions",[152,153,155],"faq-item",{"question":154},"Who is the cheapest commercial water supplier?",[14,156,157],{},"There is no single cheapest retailer. Your regional wholesale charge is fixed whoever bills you, so retailers differ only on what they add and how well they bill. The cheapest name for your premises comes from live quotes on your own supply points.",[152,159,161],{"question":160},"How much are business water rates?",[14,162,163,164,130],{},"It depends on your wholesaler's region and your usage, so no national figure is worth quoting. Wholesale charges are published every year and take effect on 1 April. Sourced regional rates for the current charging year sit on ",[21,165,167],{"href":166},"\u002Fbusiness-water-rates","business water rates",[152,169,171],{"question":170},"What are the 5 water firms?",[14,172,173],{},"There is no group of five. MOSL's member register shows 17 wholesalers trading in England and Wales, and Open Water lists 19 licensed retailers for England (both checked August 2026). Wholesalers own the network; retailers bill you, and those are the names above.",[152,175,177],{"question":176},"Who is the most expensive water supplier in the UK?",[14,178,179],{},"No regulator publishes a price ranking of retailers, so any list you find is somebody's estimate. Wholesale charges vary by region, so two businesses paying different amounts can have the same retailer.",{"title":181,"searchDepth":182,"depth":182,"links":183},"",2,[184,189,190,191],{"id":32,"depth":182,"text":33,"children":185},[186,188],{"id":40,"depth":187,"text":41},3,{"id":69,"depth":187,"text":70},{"id":114,"depth":182,"text":115},{"id":121,"depth":182,"text":122},{"id":133,"depth":182,"text":134},"Open Water lists 19 licensed water retailers serving England (checked August 2026). Who they are, and who actually bills you.","md",{"registeredPath":195,"vertical":196,"role":197,"sitemapGroup":198,"schema":199},"\u002Fbusiness-water-suppliers","water","suppliers","pages","ItemList",true,{"title":5,"description":192},"Business water suppliers: the 19 licensed in England","KJokjyMOCqv_hG5pKMyUMthl1lxCUB5WHkrnxKbXJPc",1786561187578]