www.naylor.co.uk - Naylor Industries main website
www.naylorhathernware.co.uk - Chemical and Thermal Resistant Drainage Systems
www.naylorlintels.co.uk - Structural prestressed concrete lintels
www.canclay.com - North American licensee for Denlok production
www.terebro.net - Microtunnelling Contractors
www.cpda.co.uk - UK Vitrified Clay Pipe manufacturers organisation
www.perforator.net - Microtunnelling Machine Manufacturers
www.agd-equipment.co.uk - Microtunnelling Machine Manufacturers
www.herrenknecht.com - Microtunnelling Machine Manufacturers
www.ukstt.org.uk - United Kingdom Institute for Trenchless Technology.
www.yorkshireflowerpots.co.uk - Yorkshire Flowerpots.