back to listings SME Profile: Richard Allitt Associates Ltd


Richard Allitt Associates Ltd

Suite 3
The Forge Offices
Cuckfield Road
Haywards Heath
West Sussex
RH17 6ET

Tel: 01444 401840

Welcome to Richard Allitt Associates Ltd we provide urban drainage design, flood risk expertise and advice for surface water management using state of the art hydraulic modelling techniques.

Who are we?

Richard Allitt Associates is a leading provider of hydraulic engineering and flood risk consultancy for the urban drainage industry. We operate nationally and specialise in hydraulic modelling, drainage design and flood mitigation services for a range of sectors including water companies, the property sector, local authorities and the legal profession.

Our services include research, technical development, investigation, flood risk assessment, design and feasibility, consultancy and project management.

Our Approach

We will discuss your requirements and tailor our work to your needs. We have a robust service model but can provide the flexibility to meet your objectives and regularly update our working methods to incorporate changing techniques and emerging trends.

Our Mission

Our mission is to resolve flooding problems in the urban environment using the latest analytical techniques and hydraulic designs.


Hydraulic Modelling

Richard Allitt and Richard Allitt Associates Ltd have been at the forefront of hydraulic modelling of sewer systems for over 20 years. Hydraulic models are a useful tool in testing "what if" scenarios and developing sustainable, cost efficient drainage schemes.

Expert Witness

There are few advisers who can provide in-depth urban drainage advice - Richard Allitt can.


We offer independent advice and recommendations to help maximise the effectiveness of your drainage systems and the return on your investment.

Flood Risk Management

Flood Risk Assessments are now commonplace in planning applications and Richard Allitt Associates Ltd provide clients with a tailored service to meet their requirements and situations.

Our Skills

Research and Development

Richard Allitt Associates Ltd are constantly involved in internal and external R&D and have been nominated for and won a number of awards for their pioneering work. We are able to assist with advice or skills as required for any of your R&D projects. Read more in the following case studies.

Investigation and Assessment

Richard Allitt Associates Ltd has a long history of undertaking investigations and assessments with relation to urban drainage. With our experience we can help you understand, identify and resolve flooding issues. Read more in the following case studies.

Design and Feasibility

Innovative, cost efficient design solutions are becoming increasingly important to clients and through our experience and using the latest techniques in hydraulic modelling we are able to demonstrate and recommend such solutions. Read more in the following case studies.


Richard Allitt Associates Ltd is an independent firm of Consulting Engineers able to provide impartial advice in all matters ranging from current legislation through to environmental standards. Read more in the following case studies.


Our Industry Sectors

At Richard Allitt Associates we work with a variety of clients. The depth of our expertise and the quality of our interpretive guidance sets us apart from our competitors. We are able to resource projects throughout the UK, irrespective of location, to provide further benefit to our clients.


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Click here to download the whitepaper including Sefton Council case study