Architects Registration Board
Architects Registration Board-Protecting the consumer and safeguarding the reputation of architects

Royal Institute of British Architects
Professionsal association of architects in the United Kingdomalong with international members

Royal Society of Ulster Architects
RSUA is in alliance with the RIBA

Constructionline
Directory of more than 12,500 pre-qualified UK construction contractors and consultants

The Federation of Small Businesses the UK's largest campaigning pressure group promoting and protecting the interests of the self-employed owners of small firms.