P.O.R is an active member in most of the Iranian and some foreign scientific associations and syndicates including:

• Iranian Society of Consulting Engineers
• Iranian Geotechnical Society
• Iranian Concrete Institute
• Iranian Society for  Rock Mechanics
• Geological Society of Iran
• Association of Petroleum Industry Engineering and Construction Companies
• Iranian Tunneling Association
• International Consultants and Contractor Association of Iran
• Iranian National Committee on Large Dams- Ministry of Energy
• Iranian Association for Environmental Assessment
• International Tunneling and Undergrounding Space Association
• Iranian Engineering Geology Association
• Iran Geosynthetics Society