Who We Are

We are the leading royal chartered professional body dedicated to sustainable management of the environment, globally. We aim to build a global community of water and environmental professionals dedicated to working for the public benefit. 

Become a member

The Environment

The Environment magazine covers all aspects of water and environmental management. It is a platform for thought leadership for professionals working in these fields, and for consultants, academics, students and apprentices.

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CIWEMJobs

CIWEMJobs is the UK's leading job board for professionals in the fields of flood risk management, water engineering, water resources, waste management, hydrology, and ecology. Whether you're a recent graduate or an experienced professional, CIWEMJobs has something for everyone

Visit CIWEMJobs

BeFloodReady, CIWEM's Community of Practice 

BeFloodReady is an initiative established by CIWEM to promote and advance Property Flood Resilience (PFR) offering practical resources, case studies, and real-world advice on how to implement PFR measures.

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CIWEM President

The CIWEM President and Junior President are passionate and experienced volunteers who annually elected by their peers to drive water and environmental excellence across CIWEM, provide leadership to the sector, and ally with like-minded institutions.

Meet the team

Latest News

CIWEM Conversations: A fellow and a graduate member on mentoring, career paths and the future of work

2 June 2025Read more

Tackling nitrous oxide in wastewater: new strategies for decarbonising AMP8 and beyond

2 June 2025Read more

From tampons to toothpaste: Natalie Bennett’s crusade against hidden biocides

2 June 2025Read more

Our Events

Areas of focus

Built Environment

Built Environment
Energy and Climate Change

Energy and Climate Change
Natural Environment

Natural Environment
Management and Regulation

Management and Regulation
Flooding

Flooding
Water Resources

Water Resources
Waste and Resources

Waste and Resources
Processed Water

Processed Water
UK Junior Water Prize winners 2015

What we do

We mobilise a pool of expertise within our membership to grow standards and competency in environmental professions. Across the world we promote best practice and give impartial advice to decision makers, media, practitioners and the public.


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CIWEM near you

When you join us, you will be allocated a local branch and introduced to your local CIWEM community. Branches give you extensive opportunities for networking and socialising with other water and environment professionals.

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Training

Find out more about how our soft-skills and technical training can enhance your career.

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The Environment Magazine

Keep up to date with the latest water and environment news and debates with your subscription to the Environment.

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Awards

We opearate a diverse portfolio of awards, celebrating a wide range of achievements of its members as well as wider society.

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CIWEM Venue

We provide members and non-members with a flexible, sustainable and affordable venue at the heart of London, an environmentally-friendly place for all to meet.

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Our Business Partners

Andel
Arcadis
Arup
AtkinsRealis
Binnies
City University of Hong Kong
Fathom
Glan Agua
Jacobs
JBA Consulting
Mott Macdonald
Richard Allitt Associates
RPS
Stantec
Waterman Aspen
Wavin
WJ UK
WSP UK
More about our partners

Become a part of our global community

Become a member

General Enquiries
+44 (0)20 7831 3110
hello@ciwem.org

My CIWEM

CIWEM and CSL Ltd are part of the CIWEM Group.

CSL Ltd (CIWEM Services Limited). Registered in England and Wales. Company No. 3166701. Registered office address: 106-109 Saffron Hill, London EC1N 8QS.

CIWEM (The Chartered Institution of Water and Environmental Management) Registered Charity No. 1043409 (England & Wales) Registered Charity No. SCo38212 (Scotland). Registered office address: 106-109 Saffron Hill, London EC1N 8QS.

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