As the importance of drainage surveys continues to attract attention from building surveyors, architects, engineers, estate agents and the general public including home buyers we at Certified Drain Surveys drain surveys continue to offer the highest quality services available within our industry.


About Us
We use the very latest CCTV Drain Camera supplied by XTI and Wincan reporting software. This is supported by the fact that all of our drainage surveyors are fully certified ensure that our clients get the very highest levels of service.
We carry out drainage surveys on behalf of a wide and ever growing number of clients including building contractors, hospitals, school, colleges, private commercial business and of course home owners.
We are fully certified in all aspects of our industry via the National Association of Drainage Contractors ( membership number 502).
If you are in need of a drainage surveys or any other drainage works please call us today on the above numbers or contact us via e-mail.
We work across London and the home counties.
About the Managing Director of Accelerated Drains, Martin Beattie
With nearly 40 years in the drainage industry—and 28 years building and leading successful businesses—Martin is widely recognised as one of the UK and Ireland’s leading authorities in drainage systems, standards, and best practice.
As Co-Founder and Chairman of the National Association of Drainage Contractors (NADC), he has played a central role in shaping the professional landscape of the industry. He is also Co-Founder and Director of the National Drainage Academy (NDA), Co-Founder of NADC Ireland, and Co-Founder and Director of Drainsafe—the approved contractor scheme setting standards across the UK and Ireland.
He has been instrumental in developing and delivering industry training programmes used throughout the UK and Ireland, raising competency and consistency across the sector through recognised certification schemes.
A sought-after keynote speaker, Martin regularly presents to leading professional bodies including Royal Institution of Chartered Surveyors (RICS), Chartered Institute of Architectural Technologists (CIAT), Residential Property Surveyors Association (RPSA), and SAVA. He also works closely with building control professionals, architects, and loss adjusters—bridging the gap between drainage and the wider built environment.
His expertise is regularly called upon by the Environment Agency, Food & Rural Affairs (DEFRA), and all major UK water companies, contributing to policy, guidance, and technical standards.
Alongside dozens of published articles on drainage systems and materials, Martin provides expert witness services and specialist consultancy on complex and high-value drainage matters.
If the issue is complex, contentious, or high-risk—this is where his expertise is brought in.
Need expert drainage advice? Contact Martin Beattie, UK drainage authority & Co-Founder of NADC. Call Accelerated Drains on 0208 5947171 for expert witness & consultancy.
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