The quickest way to get a copy invoice, submit a meter read, make a payment, request a refund, move in or move out is via our customer portal. Login or Register now.
compare business energy prices
With the recent rise in energy prices, now is the right time to shop around for a new provider. We're introducing our new comparison site to make it even easier for your business to find the best deals. Compare gas and electricity prices from providers you trust, in just a few clicks.
Get an instant price comparison quoteView and download letters on MyAccount
Any letters we post to you can now be viewed digitally, in MyAccount. With everything saved digitally, and all in one place, scrambling to find paper bills and letters will be a thing of the past.
Log in to MyAccountWater is always worth saving
We've partnered with Scottish Water to help our customers to waste less water and support the 'Water is always worth saving' campaign.
Access your free water saving toolkitNever pay your water bill in advance
Our Customer in Control plan allows you to pay for your business water and wastewater as you use them, meaning you’ll never pay in advance. And with savings of up to 80% on fixed charges, we don't just make business water better, we make it cheaper too.
Start savingSUEZ switches over 200 UK sites to Castle Water
SUEZ now benefits from a tailored service from Castle Water including water efficiency and water management support, 24/7 emergency support, consolidated billing, cost management, and market-leading trade effluent expertise.
Read the case studyWater management services
We understand that no two businesses are the same. We'll work with you to address the additional water management needs of your business, and provide proactive solutions including Contingency Planning, Water Efficiency Audits, Leak Detection and Repair, and Automatic Meter Reading.
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