About Hydro International

We help people improve the way they process, treat and manage water.

Who we are and what we do

Hydro International, a CRH Company, is a leading global provider of advanced products, services and expertise to help municipal, industrial and construction customers improve their water management processes, increase operational performance and reduce environmental impact.

With over 40 years of experience and a reputation for engineering excellence, businesses and public bodies all over the world rely on our products, services and integrated solutions to reduce flood risk, improve water treatment and protect the environment from water pollution. 

Headquartered in Clevedon, UK, we have a network of over 80 distribution partners and serve customers in more than 40 countries. 

As part of CRH Infrastructure Products, we are leading the water management industry with innovative, sustainable solutions and a safety-first mindset. 

Our values

Our six values are at the heart of our culture, and they reflect how we do business.

  • Working collaboratively
  • Responding with urgency
  • Rewarding excellence
  • Learning and improving
  • Embracing innovation
  • Respecting our community

Learn more about our values: Our Values

Our commitment to health and safety, quality and the environment

As part of CRH we are committed to working safely to deliver the highest quality products and services, and to do so in a manner that reduces our impact on the environment. 

Read the CRH commitment to sustainability.

ISO Certifications Across Global Operations 

Hydro International has numerous offices and operating business units around the world. Based on the types of operations in each of these offices as well as the geographical locations, the types of certifications maintained as well as the certifying agency will vary. Hydro International is ISO Certified in 9001, 14001, 45001, and 50001 to different extents in various offices. Additionally, CRH and Oldcastle Infrastructure maintain a different set of ISO certifications. Please contact the individual local offices for details on that office's ISO certification specifics.  

Health, Safety & Wellbeing

Our health and safety management system is designed and in some operations in accordance with the requirements of ISO45001 (Certificate No. 10357783).

Read our Health, Safety & Wellbeing Policy Statement


Our quality system is designed in accordance with the requirements of ISO9001 (Certificate No. LRQ 10567639).

Read our Quality Policy Statement

Sustainability and the Environment

As part of CRH, sustainability is a strategic imperative for our business. Read more at the CRH Sustainability page and download our latest Sustainability Performance Report.

Our environmental management system is designed in accordance with the requirements of ISO14001 (Certificate No. LRQ 10514406).

Read our Environmental & Energy Policy Statement

Our management system has been approved by Lloyd's Register to the standard ISO50001 (Certificate No. 10344051).

View our Certificate of Approval

Anti-Bribery & Corruption

We take a zero tolerance approach to bribery and corruption, and we remain committed to acting professionally and ethically in all of our business dealings.

Read our Anti-Bribery & Corruption Policy

Anti-Slavery & Human Trafficking

We have a zero-tolerance approach to modern slavery and are committed to implementing and enforcing effective systems and controls to ensure that modern slavery is not taking place anywhere in our own businesses or those of our suppliers.

Read our Anti-Slavery & Human Trafficking Policy


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