ADAM: Art, Design, Architecture and Media Information Gateway

Archiseek

Building Centre Group Ltd

Building Information Warehouse

Building Research Establishment

CIBSE (Chartered Institution of Building Services Engineers)

CIRIA (Construction Industry Research and Information Association) - developing the Construction Information Gateway.

Concrete Society

EEVL - Internet guide for engineering, mathematics and computing.

How To Find Out in the Built Environment

Info4study - Interface Publishing's site, providing information for students of architecture and building technology.

Institution of Civil Engineers

Royal Incorporation of Architects in Scotland

Royal Institute of British Architects

SAPLING - the Architecture, Planning and Landscape Information Gateway.