Royal Institution of Chartered Surveyors (RICS)    www.rics.org

Association of Project Managers (APM)                www.apm.org.uk

Chartered Management Institute (CMI)            www.managers.org.uk 

Nigerian Institute of Quantity Surveyors(NIQS)           www.niqs.org

 Institute of Chatered Accountants of Nigeria  (ICAN )      www.ican-ngr.org