International Association of Hydro environment Engineering and Research (IAHR) - profile 

American Society of Civil Engineers

Vice Chairman, Executive Committee of Asia Pacific division (APD) of IAHR during 2005-06

Chairman, Executive Committee of IAHR-APD from May 2007-till date

Member, European Union for Coastal Conservation (EUCC)

Member, The Royal Institution of Naval Architects (RINA), London, U.K

Member, Coastal Research foundation, U.S.A

Fellow, Indian Society for Hydraulics, India

Life member of Ocean Society of India

Member of the Nominating Committee (NC 2013) of IAHR for election of its council members

Member Intl steering committee Asia and Pacific Coasta (APAC) from 2010

Member, Board of Governors, I.I.T Madras since January 2016 for a period of two years