CIRIA's members and subscribers

CIRIA works with members from all parts of the supply chain to co-ordinate collaborative projects, industry networks and events.

Our members include:
Aberdeen City Council
ABG Geosynthetics Ltd
ABP Associates Ltd
ACO Technologies plc
acQuire Technology Solutions Pty Ltd.
AMC Environmental Ltd
Antrim & Newtownabbey Borough Council
Arcadis Consulting (UK) Ltd
Ards & North Down Borough Council
ARL Training Services Ltd
Arup Group Ltd
Atkins Consultants Limited
Aurora Health Physics Services
AWE plc
BAE Systems Properties Ltd
Balfour Beatty Civil Engineering Ltd
BAM Construct UK Ltd
BAM Nuttall Ltd
Barrow in Furness Borough Council
Bat Conservation Trust
Belfast City Council
Bennetts Associates
The Berkeley Group Holdings plc
Betts Hydro Ltd
Black & Veatch Ltd
Bolton Council
British Geomembrane Association
Brookfield Multiplex Construction Europe Ltd
Building Research Establishment
Buro Happold Engineers Limited
BWB Consulting Ltd
Byrne Bros (Formwork) Ltd
Capital Valley Plastics Ltd
Card Geotechnics Ltd
Causeway Coast and Glens Borough Council
Celtic Technologies Ltd
City of Lincoln Council
Cognition Land & Water Ltd
Cornwall County Council
Costain Limited
Crossrail Ltd
Cullen Grummitt & Roe
David Ball Group plc
Demeter Environmental Ltd
DTS Raeburn Ltd
Dumfries & Galloway Council
Dundee City Council
Durham County Council
Environ UK Ltd
Environment Agency
Environmental Management Solutions
Epsom and Ewell Borough Council
Falkirk District Council
Farrow Walsh Consulting
Fife Council
Formpave Limited
Galliford Try plc
Gatwick Airport Ltd
Geotechnical & Environmental Associates
Geotechnical Consulting Group
Glasgow Caledonian University
Golder Associates (Europe) Ltd
Green Cat Renewables
GRM Development Solutions Ltd
Ground Engineering Ltd
GWP Consultants
GRM Development Solutions Ltd
Ground Engineering Ltd
GWP Consultants
Halcrow Group Ltd
Hartlepool Borough Council
Hawk Plant Hire Ltd
Health and Safety Executive
High Speed Two (HS2) Ltd
Highways England
Homes & Communities Agency
Houlihan & Co (Excavations) Ltd
HR Wallingford Ltd
HTC Plant Ltd
Hurst Peirce & Malcolm
Imperial College London
Independent Environment Ltd
Industrial Textiles & Plastics Ltd
Institution of Civil Engineers
J P Chick & Partners
John Dora Consulting Ltd
Jones Engineering Group
Kier Group
Leeds City Council
Lisburn & Castlereagh City Council
London Borough of Bromley
London Borough of Havering
London Borough of Hounslow
London Borough of Newham
London Borough of Southwark
London Borough of Sutton
London Underground Ltd
Loughborough University
M-EC Consulting Development Engineers
Mace Ltd
Marshalls Plc
Merthyr Tydfil Borough Council
Middlesbrough Borough Council
Midlothian Council
Mid and East Antrim Borough Council
Mid Ulster District Council
Minconsult Sdn Bhd
Ministry of Justice
Morgan Sindall Construction & Infrastructure Ltd
Morrish & Partners Ltd
Mott MacDonald Group Ltd
Mouchel Ltd
Network Rail
North East Lincolnshire Council
North Lincolnshire County Council
Northumbrian Water Limited
Nottingham City Council
Nottingham Trent University
OCEL Consultants NZ Ltd
Omagh District Council
Perth & Kinross Council
Peter Brett Associates
PFB Construction Management Services Ltd
Pick Everard
Plandescil Ltd
Polypipe Civils
Priestley Johnson Ltd
Radio Data Networks Ltd
Rail Safety and Standards Board
Ramboll UK Ltd
RAW Consulting
Red Rock Geoscience Ltd
Redcar & Cleveland Borough Council
Responsible Solutions Ltd
Rodgers Leask
Royal HaskoningDHV Ltd
Royal National Lifeboat Institution
Royal School of Military Engineering
RPS Group Ireland
RPS Group plc
RSK Group Ltd
Sandwood Construction Ltd
Sandy Fraser Associates
Scottish Environment Protection Agency (SEPA)
Scottish Water
Seafco Co Ltd
Sellafield Ltd
Seriously Green Ltd
Shropshire Council
Sir Robert McAlpine Ltd
Skanska UK plc
SKM Enviros Consulting Ltd
South East Rivers Trust
South Tyneside Metropolitan Borough Council
Southern Testing Laboratories Limited
Southern Water Services Ltd
SRS Sustainable Business Ltd
St Helens Metropolitan Borough Council
Stuart Michael Associates Ltd
Temple Group Ltd
Testconsult Ltd
Thames Water Utilities Ltd
The Office of Public Works
Tier Consult
Tony Gee & Partners
TOPCON (Great Britain) Ltd
TRP Consulting Ltd
Tube Lines
UK Green Building Council
United Utilities Plc
University College London
University of Bath
University of Bristol
University of Cardiff
University of Nottingham
University of Reading
University of Sheffield
University of Southampton
University of Strathclyde
University of Sydney
University of Wales Trinity Saint David Swansea
University of Westminster
Venables Consultancy Services Ltd
VolkerWessels UK Ltd
Waverley Borough Council
Webb Yates Engineers
Whitworth Peck Consulting
Wildthing Wildlife Consultants
William J Marshall & Partners LLP
WJ Groundwater
WSP Group
WYG Group (Nottingham Office)
Eng M Yuger Ltd
YWL Engineering PTE Ltd