Our People

We are a collaborative team of scientists, hydrologists, mathematicians and engineers who use pioneering science to keep us at the forefront of flood modelling innovation.

Our team spans the full breadth of the risk management sector, from flood mapping to catastrophe modelling and everything in between, allowing us to create innovative and tailored services to meet all our client needs.

With a dedication to technical excellence, a passion for our work and highly-qualified expertise across a range of specialisms, our people are global leaders in their fields, working to provide flood risk intelligence underpinned by cutting-edge science.

We pride ourselves on our approachable and responsive relationship with our clients, meaning the experts are never too far away.

Simon Waller Managing Director

Simon has been Managing Director of JBA Risk Management® since its establishment in 2011 and brings over 25 years of experience in the water and river engineering sector to the role.

In his previous positions with working with the UK Environment Agency, he pioneered techniques to facilitate two-dimensional flood modelling approaches which were used to produce national scale flood mapping projects. Since then, Simon has been involved flood mapping and modelling work spanning across the globe.

Simon enjoys working at the forefront of technical development within the insurance industry and is involved in projects looking to develop innovative approaches to probabilistic modelling, including our leading JFlow® software.

Jane Toothill Director

Jane has been a Company Director since 2011 and is responsible for catastrophe modelling and business development in the reinsurance sector. She joined JBA Group in 2008 to set up its catastrophe analysis division, following 15 years of experience in risk management and probabilistic model development in the insurance sector.

Prior to joining JBA, Jane worked as a model developer and project manager at EQECAT and headed the European Model Development Team at reinsurance broker Guy Carpenter, alongside acting as an advisor to Zurich Financial Services.

During her career, Jane has overseen the development of successful major insurance catastrophe models, covering a wide range of natural catastrophes.

Jill Boulton Business Development

Jill joined JBA in 2007 to help develop our market leading UK Flood Map, which went on to be used by most major UK household insurers. Following this, Jill moved to JBA Risk Management® when it was established in 2011 and is now responsible for business development in our mapping team.

Jill's extensive previous experience spans the international insurance sector, with over 15 years working with insurance company Aviva in the UK, New Zealand and Australia. Her previous roles ranged from information management and statistical analysis in pricing and underwriting to leading the GIS team which created the first flood risk model used in the insurance industry.

Jill is a business development expert and specialises in developing techniques and strategies to improve products, pricing, and strategic change.

Iain Willis Managing Director - Asia Pacific

Iain is Managing Director of JBA Risk Management Singapore and joined the business in 2015, bringing with him over 10 years of experience in the field. Iain is responsible for building the company’s presence in the Asia Pacific region. Iain has a PhD in Natural Hazards, an MSc in Geographical Information Systems (GIS) and a BSc in Physical Geography and Geology from Birkbeck, University College London and the University of Liverpool.

Iain previously worked in a range of public and private sector industries in the UK, specialising in GIS and Natural Hazard modelling.

His work has encompassed a range of meteorological perils, offshore energy, tsunami and, more recently, the development of catastrophe models to assess crop insurance, bringing his wealth of expertise to JBA’s market-leading projects.

Matt Reid Managing Director - USA

Matt joined the business in 2016 as Managing Director of JBA Risk Management USA and brings over 30 years of experience to the role. Matt is responsible for building the company's presence in the US, playing a vital part in our global business development.

Matt previously worked as Vice President of Strategy and Business Development at Risk Management Solutions and his experience spans a wide variety of roles, with over 10 years in risk management, from product marketing and communications to engineering and software. He also helped to establish two successful start up companies, providing business development expertise.

This wide range of experience enables Matt to bring a broad perspective to JBA and create tailored approaches for individual client needs.

Interested in joining us?

Check out our latest opportunities here.

& Clients We
Work With

We value collaboration and sharing which is why we work with a wide range of clients every day. From major insurers, reinsurers and resellers to governments, property search companies and mortgage surveyors, we are committed to providing the right information for your business to manage and mitigate risk.

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Our flood maps, pricing data and catastrophe models can be used at the point of underwriting and risk selection across the property market.


Our data is used by some of the world’s largest reinsurers to manage their global flood risk, enabling consistent reinsurance pricing, capital management and portfolio design.

Property Search & Mortgage Sectors

We work with the property search and mortgage sectors to assess flood risk at a local level, with our maps allowing you to analyse at building and site level for flood exposure.


Our flood maps and models have been used globally by government bodies to manage flood risk more effectively.


We work with trusted resellers to bring our market-leading data to a wider client base, giving clients more ways to easily access our products.

News &

News First Probabilistic Global Flood Model released by JBA

JBA is proud to announce the release of the first probabilistic global flood model available on the market, enabling management and quantification of the risk at any location worldwide for the first time.

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News Web recording: future flooding and the risk of doing nothing

In our latest web recording, JBA's Sarah Jones explores the potential future effects of climate change on flood risk and why re/insurers should start to consider the possible impacts on their business.

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Blog A shift in the modelling mindset

Gaps in flood model coverage, especially in high-risk regions, have meant insured losses remain high. A shift in the modelling mindset is needed to overcome these barriers and place the user at the centre of their risk management processes.

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News Climate Change Exercise in General Insurance Stress Test (GIST) from the PRA

For the first time the Prudential Regulation Authority (PRA) has included a climate change component in the GIST stress test. Learn how JBA can offer help in addressing this climate change excercise.

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