Dr. Vasantha Siriwardena (Ph.D., MDM, M.Eng., C.Eng., B.Sc.) - Waste Disposal Specialist

Ph.D  in Environmental Hydrology and Watershed Management, Royal Melbourne Institute of Technology and University, Melbourne, Australia

Masters in Development Management, Asian Institute of Management, Manila, Philippines

M.Eng. in Environmental Engineering, Asian Institute of Technology, Bangkok, Thailand

Diploma in Construction Management (University of Moratuwa, Sri Lanka)

BSc (Eng) Hons. in Civil Engineering,  University of Moratuwa, Sri Lanka

Chartered Engineer, Institution of Engineers, Sri Lanka

Recipient of 2015 Australian Government Alumni Award for Research and Innovation

Special Trainings: Environmental Policy Analysis (Intrados, Washington, USA)

Environmental Auditing and Impact Assessment (NAREPP/IRG, Sri Lanka, USA)

Over 30 years working experience:

Consultancy Work in Sri Lanka, and outside Sri Lanka (2000 January onward)

RMIT University Australia and Melbourne Water Authority, Research Fellow on Catchment Management and Water Quality Management (1994-1999)

International Resources Group (USA) – Deputy Chief of Program (1991-1994)

Sampath Bank – Sri Lanka – Development Finance Executive (1989-1991)

Environmental Laboratories Ltd –Sri Lanka – Chief Engineer (1986-1988)

Sri Lanka Port Authority– Sri Lanka – Resident Engineer – Design Office (1981-1984)

Central Engineering Consultancy Bureau – Sri Lanka – Site Engineer (1981 Feb –  1981 Aug)

Team Leader – Solid Waste Disposal System consisting of Aruwakkalu Sanitary Landfill, 170 kms rail transport system of solid waste and Kelaniya Waste Transfer Station (June 2017- Oct. 2017) | Team Leader – Killinochchi and Mullaitivu Septage Treatment and Disposal Systems, World Bank Funded Water Supply and Sanitation Improvement Project (WaSSIP), Sri Lanka (Aug. 2017- Jan. 2018) | Wastewater Specialist – Colombo Port City Development Project (Feb. 2017 to Sept. 2017) | Team Leader – EIA of Slope Stabilization and Land Slide Stabilization Project – Peradeniya – Baddula Highway (June 2016 – Sept. 2016) | Team Leader – Greater Colombo Wastewater Management Project – Preparation of EIA Study of the Project; Preparation of EMPs for project Components; Preparation of Resettlement (April 2011- May 2012) | Team Leader – Kandy South Water Supply Project EIA Study (Feb. 2005-June 2005 | Environmental Specialist: EIA of Arid Area Water Supply Water Supply and Sanitation Project – (ADB PPTA) (March 2007-Dec. 2007; intermittent) | Environmental Specialist responsible for the implementation of Environmental Management Plan – Matara Wellawaya Road Development Project – (Funded by European Union and ADB) (May 2007 – Dec. 2007) | Environmental Engineer – EIA of Matugama Town Water Supply and Sanitation Project (1994; 3 months) | Technical Consultant – EIA studies for Ekala-Jaela and Moratuwa-Rathmalana Wastewater Collection, Treatment and Disposal Projects (Oct. 2004 – April 2005; 2 months) | Environmental Engineering Consultant – EIA of Kandy Expressway Development Project (March 2001 – Aug. 2001; 3 months intermittent) | Team Leader and Environmental Engineering/Hydrology Consultant – EIA of Hikkaduwa Road Bypass (April 2001 – July 2001; 2 months intermittent) | Environmental Specialist – National Highway Development Project (Nov. 2002-July 2003; 5 months intermittent) | Environmental Management Expert – Highway Sector Development Project (2003; 3 months intermittent) | Team Leader and Environmental Engineering/Hydrology Consultant – IEE Study for Sewerage Collection, Treatment and Sea Out-fall (Disposal) for Negombo City (Sept. 2001- Dec. 2001; 2 months) | Environmental Specialist – Southern Express Way Supplementary EIA (June 2000 – Dec. 2000; 6 months) | Team Leader and Environmental Engineering Consultant – EIA of Puttalam-Anuradhapura-Trincomalle Highway Project (April 2004 – June 2004; 3 months) | Team Leader – Kandy South EIA Study (May 2005 – Sept. 2005) | Team Leader and Environmental Engineering Consultant – EIA of Dodanduwa Fishery Harbour (Feb. 2000-April 2000)

Key contributions to overseas projects:

Team Leader – Omnibus Infrastructure Development Project, Federated States of Micronesia (four pacific islands) – This is an ADB funded infrastructure project involving two water supply projects and one sewerage project | Preparation of supplementary EA for Pohnpei Sewerage Rehabilitation Project and preparation of Environmental Management Plans and Environmental specifications for one sewerage project (Pohnpei Island), water supply project (Kosrae Island), water supply project (Yap Island) in Federated States of Micronesia. (January 2008-December 2008)

Expertise: Environmental Impact Assessment and Natural Resources Management | Environmental Engineering | Industrial Pollution Control | Water Supply, Sanitation and Wastewater Engineering | Water Quality Management and Environmental Hydrology | Watershed Management


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Dr. Thusitha Tennakoon

Dr. Thusitha Tennakoon

Lead Consultant Read More
Sidath Waidyasekera

Mr. Sidath Waidyasekera

Partner Consultant cum Project Director Read More
Sujeewa Subasena

Mr. Sujeewa Subasena

Partner Consultant cum Project Director Read More
Parakrama Munaweera

Mr. Parakrama Munaweera

Partner Consultant cum Project Director (based in the UAE) Read More
S.W. Lakshman

Mr. S. W. Lakshman

Partner Consultant cum Project Director Read More

Mr. Ananda Pannila (AP)

Air Quality, Noise & Vibration Modelling Specialist Read More

Prof. Janaka Ekanayake

Smart Grids Specialist Read More

Prof. Kithsiri Ranawana

Bio-Diversity and Marine Biology Specialist Read More
C.Eng. Anura Ranwala

C.Eng. Anura Ranwala

Hydrology & Hydro-modelling Specialist Read More

Dr. Vasantha Siriwardena

Waste Disposal Specialist Read More

Mr. Hemasiri Wijewickrama

Geologist Read More

Mr. Jinapala Kiribandage

Sociologist Read More

Mr. Hemantha Jayasundera

Land Use Planning & Urban Environment Management Specialist Read More

Dr. Rohitha Rathnaweera

Risk Assessment and Contingency Specialist Read More

C.Eng. Niyas Samad

Chartered Structural Engineer Read More

Prof. Buddhi Marambe

Weed Science & Climate Change Specialist Read More

Prof. Aruna Weerasooriya

Ecologist (based in the USA) Read More
Prof. Hareendra Dissabandara

Prof. Hareendra Dissabandara

Economist Read More

C.Eng. Kamal Mularachchi

Electrical & Electromechanical Engineering Specialist (based in the UAE) Read More

Eng. Sarath Hewavitharana

Civil Engineer Read More

Dr. Shantha Wanninayake

Sociologist Read More

Dr. Udeni Dasanayake

Community Medicine Specialist Read More

Mr. Rushdhie Habeeb

Attorney at Law and Legal Practitioner Read More

Mr. Anura Paranagama

Aquaculture Specialist Read More

Mr. J.A. Dayaratne

Sugar Technology Specialist Read More

Ms. Jeevanee Kariyawasam

Stakeholder Engagement Specialist Read More

Mr. Mohammed Farhad

Agronomist Read More

Dr. Kalinga Padmalal

Wildlife Ecologist Read More
Shanka Prabash Dharmapala

Mr. Shanka Prabash Dharmapala

Development Specialist Read More

Dr. Wasantha Senadeera

GIS Specialist Read More