President - [2014 - 2018], Executive Vice President [2008 - 2012], Director and Member of the Executive Committee [2000 - 2008]
International Association for Earthquake Engineering

Chairman, International Acitivities Committee [2010-13]
Earthquake Engineering Research Institute, USA

Member of the Selection Committee [2009]
UN Habitat Business Award, Beijing, China

Member of the Board of Directors [Jan 2002 - Dec 2009]
World Seismic Safety Initiative

Executive Board Member [since 2008]
Asia-Pacific Association for Public Safety Science and Technology

Chairman
Ad Hoc Committee of the International Association for Earthquake Engineering on Developing Countries [2001-05]
Developed possible initiatives by the International Association for Earthquake Engineering (IAEE) in making developing countries more resilient towards earthquake disasters.

Chairman [2004-2006]
Small Grants Programme for Developing Countries
Earthquake Engineering Research Institute, USA
To support local efforts, capacity building and leadership development in the field of earthquake disaster mitigation in the developing countries. Conceived the entire concept of the programme.

Earthquake Summit at Beijing, China [February 2006]
To evolve recommendations and concepts on how professional societies internationally can effectively contribute towards reducing earthquake risk in different parts of the world.