Below is a list of sites which you may find interesting. Please mention us if you contact any of the organisations.

General:
The Architects Journal: www.ajplus.co.uk
The RIBA Journal: www.ribajournal.com
Architecture Week: www.architectureweek.org.uk
Building Design Magazine: www.bdonline.co.uk
Architects For Aid : http://www.architectsforaid.org/ 

Professional Bodies:
The RIBA (Royal Institute of British Architects):
http://www.architecture.com/
http://www.riba.org/

The ARB (Architects Registration Board):
http://www.arb.org.uk

Structural engineers:
Dixon Hurst Kemp: http://www.dhk.co.uk
HOP: http://www.hop.uk.com/
Archibald Shaw: http://www.archibaldshaw.co.uk/

Quantity Surveyors:
Julian Church Associates: http://www.jca-ltd.co.uk
RLF (Hove): http://www.rlf.co.uk/
Grant Associates: www.grant-associates.co.uk