International Structural Waterproofing Conference 2018


Session Chairs

Cormac Rooney

Director, MJ Rooney Construction

Chair for Session 1: Best practice in basement design and construction

Cormac qualified as a Building Surveyor in 1999. He is now a Director in the family Basement Company currently celebrating its 30th anniversary. MJ Rooney Construction was recently awarded ‘Construction News Specialist Contractor of the Year’ and are finalists as New Civil Engineer Technology Champion, Construction News Company Innovation of the Year and GE Ground Engineering Contractor of the year. Cormac is committed to incorporating Innovation and Technology at the heart of everything they undertake. In June 2018 Cormac was voted on to the PCA Board.


Emily Walker

Director, Walker Waterproofing

Chair for Session 2: Innovation/new ways of looking at waterproofing

Emily is a graduate of the Camborne School of Mines, University of Exeter and was an underground supervising engineer on the Combe Down Stone Mines Stabilisation Project. Emily is also the co-owner of Walker Waterproofing , structural waterproofing specialists based in the South West.


Mike Bromley

Chief Examiner for CSSW

Chair for Session 3: Design considerations 

Mike formerly worked for the PCA as our Technical manager until he retired in 2017. He has continued his involvement with the Association as a Regional Support Officer and the Chief Examiner for the Certificated Surveyor in Structural Waterproofing (CSSW) qualification.




James Berry

Technical Manager, PCA

Chair for the Panel Debate

James has been the PCA Technical Manager since June 2016. He previously worked as a surveyor in the preservation industry. He also looks after the PCA Structural Waterproofing Group.







Kevin Kelly

Architect Associate, Building Design Partnership

“The Royal Albert Hall: An Architects view of structural waterproofing”

Kevin studied French Literature in Paris and Architecture in London before moving to Hong Kong where he worked on large mixed-use schemes with substantial basements. Returning to London over the past 8 years Kevin has completed several projects in Westminster and is currently delivering three Projects for the Royal Albert Hall to include a new subterranean extension over three levels.


Marc Separovic

Technical Projects Manager, NHBC

“Failures in basement waterproofing”

Marc is a passionate Chartered Civil Engineer with extensive experience in construction quality, innovation, change/project Management, civil and structural engineering across a variety of disciplines in the construction industry.  He began his career for a leading construction company gaining invaluable engineering/site management experience on major civils projects within the railway and commercial build sector.  In 2005 Marc moved into the house building sector specialising in build quality and defects in buildings.  He is currently focusing his effort on co-ordinating the NHBC’s Construction Quality Review operations – working with the top 30 house builders, manufacturers, government and professional bodies to further raise standard within the industry.


Richard Smith

Technical Director, MD Insurance

“The benefit of  a waterproofing specialist from a warranty perspective”

Richard is the Technical Director at LABC Warranty and has over 20 years of industry experience. He trained at North Warwickshire Borough Council and his background is in building control. His team are responsible for investigating all claims and providing remediation solutions to defective buildings, providing training to surveyors, ensuring they are competent in their role and auditing surveyors on site to establish that LABC Warranty surveyors are delivering high standards, managing risk and meeting customer services levels.

Richard produced the LABC Warranty Technical Manual – this has had a very positive impact on the structural warranty industry.


Ian Mahony

Managing Director, Astute Insurance

“An introduction to the liability and professional risks market”

Having fallen into the Insurance Industry post full time education his career began as a property and casualty Underwriter at Zurich Eagle Star some 30 years ago. Ian moved across to Commercial Broking in the 1990’s initially working for Peter Hill Insurance and then Towergate before setting up Astute Insurance in 2009.  Astute works closely with the PCA and are continually developing policy cover and wordings specifically to meet  the changing needs of the remedial treatment and structural waterproofing industry.


Mark Wookey

Senior Manager, Davies Casualty

“What happens when a job fails”

Following a chance conversation 25 years ago Mark joined Sun Alliance as a Claims Handler before moving to the role of Claims Inspector.  Since this time, Mark has worked for several national Loss Adjusting practices in various adjusting, operational and management positions and now specialises in the investigation and handling of liability claims, with a particular interest in construction and injury.


Ben Hickman

Technical Director, CSSW.LONDON

“Waterproof concrete: crack width or additives”

As technical director of CSSW.LONDON Ben consults on design, defect diagnosis and expert advisory issues relating to structural waterproofing. He has a Masters in Materials Science and Engineering, a Post Graduate Diploma in Surveying and is currently researching waterproofing design for buried roofs as part of a Masters at the University of Cambridge.



Ian Davis

Managing Director, PPS

“Predictive maintenance in below ground structures: First year experience”

In his early career Ian worked as mechanical design engineer working on projects for Ford and Vauxhall. He then worked as a pump system designer in the sewage treatment market. Ian started Packaged Pump Systems 15 years ago to develop market leading pump stations.


Richard Crossley

Technical Director, Newton Waterproofing Systems

“Specifying sustainability in waterproofing”

Richard has 27 years of experience in manufacturing, of which 18 years have been in construction, and the majority of those in structural waterproofing. As well as his role as Technical Director at Newton Waterproofing Systems, Richard holds the CSSW qualification and has an excellent understanding of the construction process, including a specialist knowledge of structural waterproofing and the required Standards. He is also on the Waterproofing Design Specialist Register and is a CSSW oral examiner.

Richard’s specialist expertise has given him first-hand experience of specifying for and working on some of the UK’s largest below-ground waterproofing projects in recent years.


Gordon Sprouse


“Specifying sustainability in waterproofing”

Gordon has worked in the construction industry since 1983 in a variety of roles and as part of his employment with a trade contractor, obtained a BTEC Award in Building Studies. He joined Fosroc in 2001 and has specialised in Basement Waterproofing since 2004 working on large and small residential and commercial projects with both specifiers and contractors. More recently he has successfully obtained a Certified Surveyor in Structural Waterproofing (CSSW) qualification and is providing waterproofing design advice for the station box waterproofing on the Northern Line Extension where Fosroc waterproofing products are being used.



Andrew Walker

CEO, Walker Waterproofing

“Stepney Green Running Tunnels, South East London”

Andrew has a degree in Mining Engineering from the Camborne School of Mines. He has worked on a number of interesting projects including: underground engineer on the Combe Down Stone mines project in Bath; underground project engineer for the stabilisation of an 18C stone mine, filled with 500,000m2 of foamed concrete; sub agent at Hydrock Contracting in Ilfracombe, Devon stabilising a coastal face to allow for the safe development of residential flats; assistant health & safety manager at Hickley Point Asbestos Remediation; and SCL Agent Dragados Sisk Crossrail London, Limmo Peninsula, and Stepney Green Running Tunnels, overseeing the SCL works, and construction of the C305 running tunnels and access shafts.

Andrew is also the co-owner and co-director at Walker Waterproofing based in the South West.


John Naylor

Technical Director, GGS

“BS 8102 v BS 8576 Top Trumps”

John is the Technical Director for Ground-Gas Solutions Limited, a specialist consultancy undertaking detailed ground gas investigation and risk assessment, pioneering in-borehole continuous environmental monitoring techniques, and design and verification of gas protection systems.

He has helped establish guidance on ground gas issues and regularly provides training to industry professionals and conducts research and development to establishing best practice approaches for the ground gas sector.  He is a Chartered Environmentalist, Director of the Radon Council and a Fellow of the Geological Society.


Rob Withers

Executive Director, ASUC

“What lies beneath?”

Rob has over 35 years experience in construction through his family business and in 2012 took up the part time role as Exec Director of ASUC. His business specialised in subsidence, foundations and basements so this has been the basis of his experience for ASUC. Previous chairman of the Subsidence Forum and an active speaker on such topics as subsidence and retro fit basements .

His career started with obtaining an HNC in Building and Civil Engineering following which he joined YJ Lovell as a trainee before joining the third generation of the family firm. Whilst the company is not involved in construction any longer they still retain a buy to let property portfolio based in the south east.