AECportico: Links to websites for the UK architectural, engineering, and construction sectors. Published by RIBA Enterprises, the commercial arm of the Royal Institute of British Architects.
Air Conditioning UK Directory: Directory of UK air conditioning installers and maintenance specialists
Archbone: UK construction and engineering service providers.
Archinet UK Building Directory: Recommended Websites: Directory of recommended websites and online articles for the UK construction industry. Covers associations, portals and advisory websites.
Architect, Builder, Contractor and Developer: Product news and resources for the building industry specifiers in the UK.
ASC Info: Directory containing 300,000 pages of information on UK building materials, including specifications and CAD details.
AZoBuild - The A to Z of Building: A directory of articles on building materials, for engineers and architects.
BIW: Specialist in online project management. Includes directory of more than 3,000 UK manufacturers, suppliers, consultants, contractors and other organizations.
British Structural Waterproofing Association: Directory of UK specialists in structural and basement waterproofing. Includes links to manufacturers, distributors, contractors and consultants.
BuilderNet: UK based home improvement and building industry portal providing contact details for companies and organizations.
Builders Needs: Directory of 600 firms in the UK construction industry, divided into 250 categories.
Building Design: Construction services directory providing information for architects, building services engineers and surveyors.
Building Product Expert: Directory of UK manufacturers and building product information.
Building Products Index: Directory of UK building products and manufacturers.
ComfortShow: Italy-based directory of suppliers of heating, air conditioning, refrigeration, plumbing & sanitary, kitchen & bathroom fittings.
Conservatory Surveyors Directory: UK architects and surveyors who specialise in conservatories. Information on Planning Permission and Building Regulations for conservatories.
Construction and Maintenance Directory: Provides address details of prominent manufacturers and suppliers of construction materials in the UK.
Constructionline: Directory of more than 12,500 pre-qualified UK construction contractors and consultants. Owned and endorsed by the Department of Trade & Industry, operated by Capita.
Directory of Chartered Surveyors: Directory of thousands of Chartered Surveyors supplied by the Royal Institution of Chartered Surveyors. Searchable by names, places and specialisms.
Double Glazing UK: UK double glazing and replacement windows suppliers Directory. Advice on building regulations, Low E glass, and article bank.
ebuild.co.uk: Self Build DIY Information UK: Portal website for self-builders, including directory of building products relevant to self-builders.
Endat Standard Indexes (ESI): External works, building products, interior design, building services and process engineering directories. Connecting producers and UK buyers through comprehensive and easy to use directories in print and online.
House Professionals: Lists qualified builders, plumbers and electricians throughout the UK. Also qualified house maintenance and improvement companies via town, post code or county.
Insulation Installers UK Directory: UK directory of specialists enables users to find cavity wall insulation, sound proofing and acoustic insulation in their local area.
Ireland: Irish Building: Irish building trades directory. Includes 10,000 building contractors, subcontractors, suppliers and manufacturers listed under 110 categories.
Ireland: Roofing Ireland: Directory of roofing contractors, material suppliers, surveyors and equipment for roofing in Ireland.
Irish Building Industry Directory: Directory of building contractors, architects, suppliers and subcontractors in the Irish construction industry
Lift Directory: Directory of more than 200 UK firms in the lift and escalator industry.
LightingDirectory.com: Comprehensive lighting directory provides information on lighting companies and their products. Includes lighting industry news. Focused on UK users.
Locate a builder: Locate a UK builder by town or postcode. Qualified builders listed in Birmingham, Hull, London, Newcastle, Norwich, London and other major UK towns.
masterbuildersonline.com: A searchable database of UK building materials suppliers and contractors with links to construction-related websites.
Myworkman: Directory of contract jobs in the UK. Jobs include building, plastering, plumbing and more. Post a job ad or register as a tradesman.
Newbuilder GreenPro: UK based directory of ecologically responsible construction products and services.
PVC Online: Directory of more than 40 UK suppliers of PVC construction products. Includes suppliers of fascia, soffits, guttering, barge board, roofing and cladding. Online brochure ordering.
Referenceline: UK regional service, covering Surrey and Hampshire. A database of building service firms, with ratings based on comments from users.
RIBA Directory of Practices: Directory of more than 4,000 UK architectural practices, registered by the Royal Institute of British Architects. Searchable by names, places, and specialisms.
RIBA Product Selector: A database of several thousand UK building products and their suppliers. Published by the commercial arm of the Royal Institute of British Architects. Available on subscription, with trial period.
RICS: Directory of over 12,000 chartered surveyors. Provided by the Royal Institution of Chartered Surveyors (RICS)
Roofinfo Directory: Web Directory of the UK Roofing and Cladding Industry
Russia: Timber.ru: Sawmill directory, timber advertisements from Russia.Wood exporters trade directory.
Salvo: International directory of UK suppliers of architectural salvage, including used timber, bricks, stone and cast iron.
Specify It: Directory containing more than 250,000 pages of full text catalogues from more than 5,500 UK building product manufacturers and suppliers. Published by Technical Indexes Ltd.
UK Construction Industry Net: Directory of suppliers and consultants in the UK construction industry.
UK Directory of Quality Wood Product Suppliers: UK website directory, bringing together suppliers and users of quality wood products.
What's New in Building: Online resource for the What's New in Building Magazine.Directory of construction products and services.