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Why join?

Our members are part of the world’s most extensive hydropower network and enjoy better access to information, new connections and strong representation on issues that affect them.

You can find out more about our membership benefits, or information on the different membership categories below.

Who can join?

Membership is open to organisations and professionals with an interest in sustainable hydropower.

Our vibrant community includes hydropower owners, developers, consultants, contractors, equipment manufacturers, governments, regulators, financial institutions, research establishments, universities, non-government organisations and industry associations.

You can see a full list of our members in our 2017–18 Activity and Strategy Report.

How do I join?

You can join by downloading and completing a form for individual membership. Once completed, please return your form to We will then issue your membership invoice and forward you your membership certificate on receipt of payment. 

If you are interested in joining IHA at a corporate level, send us an email at

If you want to renew your membership, or you would like any more information about us, please get in touch