Real losses research since 2010
Founded in 2010 by Allan Lambert and Kate Stanton-Davies, WLR&A researches international leakage management to develop rigorous, practical methods for reducing Non-Revenue Water. Kate became Managing Director in 2019 alongside Stuart Davies as Technical Director, while Allan remains involved part-time in software and training development since retiring in 2021.
The people behind the methodology
Allan Lambert
FounderAllan Lambert has 60 years’ experience in the UK and international water industry, split in almost equal parts between Water Resources/Hydrology, and Non-Revenue Water management, with experience in more than 40 countries. A Past President of the British Hydrological Society and special advisor on water resources and leakage to the UK Government during the 1995-1996 drought, he developed Component Analysis (Background and Bursts Estimates) when he was Technical Secretary to the UK National Leakage Control Initiative in 1992-1994. He chaired the 1st IWA Water Loss Task Force (1995-1999) which developed the Best Practice IWA Water Balance and Performance Indicators. A Fellow of the IWA, he has been researching and applying the many benefits of pressure management for over 25 years, after being inspired by John May’s ideas in 1994. As a leading international authority in leakage management, over the last 9 years he has developed the LEAKSsuite and LEAKSSuite Library websites to disseminate knowledge, free-to-all, to over 40,000 users in 175 countries. Readers of Water & Wastewater International magazine voted Allan in the top 25 for global thought leadership in the water industry in 2016 and 2017.
Kate Stanton-Davies
Managing DirectorKate re-joined as Director in 2017, taking over from Allan as Managing Director since 2019. She has over 25 years’ experience in the IT industry, spanning technical training, exterprise consulting, software engineering and portfolio management. She brings extensive experience in commercial contracting, supplier management, stakeholder management, programme and portfolio management, and technical IT infrastructure, gained in international businesses such as Microsoft UK Ltd. Kate has an LLM Masters in International Law, specialising in Company Law, Intellectual Property Law, Banking and Financial Law, Private International Law and Public International Law. She leads research and development of new software products and co-authors online NRW Reduction training courses. Kate regularly presents at international water loss conferences and was elected to the Management Committee of the IWA Water Loss Specialist Group in 2022.
Stuart Davies
Technical DirectorStuart is responsible for all software development for WLR&A.
Professionals abandon Percentages
WLR&A are proud supporters of the PaP initiative, started in late 2016, which provides factual international evidence of the problems arising from using percentages of System Input Volume as KPIs for NRW and its components.
Read more on the Leakssuite Library →
A decade of contributions, now part of WLR&A
Over the last decade, WLR&A has made many contributions to the free-to-all Leakssuite Library website, which has reached 40,000 users across 193 countries. Since November 2022, the Leakssuite Library has been part of Water Loss Research & Analysis Ltd’s assets — ensuring it remains a free, up-to-date global resource for leakage management specialists.
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