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Healthcare & HospitalsKeep patients safe and your accreditation secure, with infection, Legionella and AMR risk reducedWater & WastewaterStay in consent, and cut the energy and chemicals it takes to get thereCommercial & FacilitiesMeet your EPC and disclosure obligations while running cost and carbon fallAgriculture & Urban FarmingProtect your yield and soil while using less water and fertiliserLocal AuthoritiesMove your estate towards net zero with compliant assets, funded to saveEmerging MarketsBuild investable, accreditation-ready infrastructure on reliable water, sanitation and powerHotels, Hospitality & LeisureKeep guests safe and pools open, with Legionella risk controlled and pool-hall cost cutData CentresCut the cost and water your cooling burns, and harden Legionella control, without touching uptimeFood & Beverage ProcessingCut your trade-effluent bill and hold consent, without touching food safety or uptime
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Where You'd Gain MostPick your sector and what is driving you, and see where you would gain and where to startTrade Effluent Bill EstimatorEstimate your annual trade-effluent bill and see how much is driven by strength, the part you can reduceWater Safety Risk ScorecardAnswer eight quick questions and see your indicative Legionella and waterborne risk band, and where to startCompliance Readiness CheckerPick the duty you answer to, from Legionella to net zero, and see your readiness band and the gaps to closeAeration Energy Cost CalculatorSize the annual energy, cost and carbon of aeration, the single largest energy load in wastewater treatmentCooling Tower Water & Cost CalculatorEstimate the annual water and chemical cost of a cooling tower, and the share that treatment can reduce
Solutions
Clean WaterControl pathogens, biofilm and cost where conventional treatment failsAir & Infection ControlReduce airborne pathogens and infection risk, with no ozoneEnergyCut energy and recover it from the systems you already runAgriculture & SoilUse less water and fertiliser while protecting yield and soil
Sectors
Healthcare & HospitalsKeep patients safe and your accreditation secure, with infection, Legionella and AMR risk reducedWater & WastewaterStay in consent, and cut the energy and chemicals it takes to get thereCommercial & FacilitiesMeet your EPC and disclosure obligations while running cost and carbon fallAgriculture & Urban FarmingProtect your yield and soil while using less water and fertiliserLocal AuthoritiesMove your estate towards net zero with compliant assets, funded to saveEmerging MarketsBuild investable, accreditation-ready infrastructure on reliable water, sanitation and powerHotels, Hospitality & LeisureKeep guests safe and pools open, with Legionella risk controlled and pool-hall cost cutData CentresCut the cost and water your cooling burns, and harden Legionella control, without touching uptimeFood & Beverage ProcessingCut your trade-effluent bill and hold consent, without touching food safety or uptime
Tools
Where You'd Gain MostPick your sector and what is driving you, and see where you would gain and where to startTrade Effluent Bill EstimatorEstimate your annual trade-effluent bill and see how much is driven by strength, the part you can reduceWater Safety Risk ScorecardAnswer eight quick questions and see your indicative Legionella and waterborne risk band, and where to startCompliance Readiness CheckerPick the duty you answer to, from Legionella to net zero, and see your readiness band and the gaps to closeAeration Energy Cost CalculatorSize the annual energy, cost and carbon of aeration, the single largest energy load in wastewater treatmentCooling Tower Water & Cost CalculatorEstimate the annual water and chemical cost of a cooling tower, and the share that treatment can reduce
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Privacy Policy

How Hydrous Environmental Solutions Ltd collects, uses and protects your personal information, and the rights you have under UK data protection law.

Last updated 10 June 2026

1. Who we are

This website is operated by Hydrous Environmental Solutions Ltd ("HES", "we", "us" or "our"), a company registered in England and Wales under company number 16087834, with its registered office at 86-90 Paul Street, London, EC2A 4NE, United Kingdom.

For the purposes of the UK General Data Protection Regulation (UK GDPR) and the Data Protection Act 2018, HES is the data controller for the personal information described in this policy. If you have any questions about this policy or how we handle your information, contact us at office@hydrous.example.

2. What this policy covers

This policy explains what personal information we collect when you visit this website or contact us, how and why we use it, who we share it with, how long we keep it, and the rights available to you. It applies to information we collect through this website and through enquiries you send us.

Please also read our Cookie Policy, which explains how we use cookies and similar technologies.

3. The information we collect

We collect information that you give us directly, and a limited amount of information automatically when you use the site.

Information you give us. When you submit an enquiry through our contact form or email us, we collect your name, your organisation, your sector, your email address and the contents of your message.

Information we collect automatically. When you visit the site, our hosting and any analytics tools may collect technical information such as your IP address, browser type, device information, the pages you view and how you interact with the site. Some of this is collected through cookies and similar technologies (see our Cookie Policy).

4. How we use your information

  • To respond to your enquiry and discuss how we may be able to help you.
  • To provide, operate, maintain and improve this website and its security.
  • To keep records of our communications with you and manage our relationship with your organisation.
  • To comply with our legal and regulatory obligations.

5. Our lawful bases for processing

Under the UK GDPR we must have a lawful basis for processing your personal information. We rely on the following:

  • Legitimate interests. To respond to enquiries, to run and secure our website, and to operate and grow our business, where our interests are not overridden by your interests or rights.
  • Steps prior to entering into a contract. Where you contact us about working together, to take steps at your request before any contract is entered into.
  • Consent. For non-essential cookies and any optional marketing communications. You can withdraw consent at any time.
  • Legal obligation. Where we are required to process information to comply with the law.

6. Who we share your information with

We do not sell your personal information. We may share it with trusted third parties who provide services to us, such as website hosting, infrastructure and analytics providers, who act as our processors and are only permitted to use your information on our instructions.

We may also disclose information where required to do so by law, by a regulator, or to establish, exercise or defend legal claims.

[Confirm the specific processors used, for example the hosting and analytics providers, and list them here before launch.]

7. International transfers

Some of our service providers may process information outside the United Kingdom. Where they do, we take steps to ensure your information is protected by appropriate safeguards recognised under UK data protection law, such as the UK International Data Transfer Agreement or an adequacy decision.

8. How long we keep your information

We keep your personal information only for as long as necessary for the purposes set out in this policy, including to respond to your enquiry, to meet our legal, accounting or reporting obligations, and to resolve disputes. When we no longer need it, we will securely delete or anonymise it. [Confirm specific retention periods before launch.]

9. Your rights

Under UK data protection law you have rights in relation to your personal information, including the right to:

  • Access the personal information we hold about you.
  • Ask us to correct information that is inaccurate or incomplete.
  • Ask us to erase your information in certain circumstances.
  • Ask us to restrict or object to our processing of your information.
  • Ask us to transfer your information to you or another provider (data portability), where applicable.
  • Withdraw your consent at any time, where we rely on consent.

10. Keeping your information secure

We use appropriate technical and organisational measures to protect your personal information against unauthorised access, loss, misuse or alteration. No transmission over the internet can be guaranteed to be completely secure, but we take reasonable steps to protect the information you share with us.

11. Other websites

This website may contain links to other websites. We are not responsible for the privacy practices or content of those websites, and we encourage you to read their privacy policies.

12. Children

This website is intended for business users and is not directed at children. We do not knowingly collect personal information from children.

13. Changes to this policy

We may update this policy from time to time. Any changes will be posted on this page with a revised 'last updated' date.

14. How to contact us or complain

If you have any questions, wish to exercise your rights, or want to make a complaint about how we handle your information, contact us at office@hydrous.example.

You also have the right to make a complaint to the Information Commissioner's Office (ICO), the UK supervisory authority for data protection, at ico.org.uk or on 0303 123 1113. We would, however, appreciate the chance to address your concerns before you approach the ICO.