DORAI NARAYANA has a Bachelor of Technology in Civil Engineering from IIT Madras, India and a Graduate Certificate in Engineering (Environmental Management) from Melbourne University.

His professional experience spans over 40 years in the sewerage industry, and he has worked for Consultants, Government as well as the National sewerage utility company.

He has also contributed in advisory capacities for various sanitation and sewerage projects in various developing countries in Asia and Africa, and participated as a member of several Government technical committees and international forums.

He is now a consultant in the sanitation and sewerage sector, working in Malaysia, India and Africa with various international agencies including the Bill and Melinda Gates Foundation, AIT Bangkok, ADB and others.

He has also presented several papers at local and international forums.

His main areas of expertise include

• Policy and strategy formulation

• Catchment planning

• Sewer network, sewage / sludge treatment facility planning and design

• Sludge / septage management planning

• Asset management

• Capital works planning