High Powered Committee on hazardous waste management under the chairmanship of Prof. M.G.K. Menon, appointed by the Government of India at the instance of the Hon’ble Supreme Court of India in the matter of CWP 657 of 1995. Final report submitted to the Court in February, 2001.

Expert Committee on hazardous wastes management appointed by the Govt. of India under the Chairmanship of Dr. R.A. Mashelkar, Director-General, Council of Scientific and Industrial Research, Govt. of India, New Delhi. (1998-99)

Expert Committee of CPCB on hazardous wastes management under the chairmanship of Shri Dilip Biswas, Chairman, CPCB. (up to 2003)

Expert Committee appointed by the Archeological Survey of India at the instance of Supreme Court of India for air quality monitoring at Taj Mahal, Agra, in the matter of Writ Petition (C) 13381 of 1984. (1999-2000)

Technical Working Group (TWG) set up by Conference of Parties (CoP) to the Basel Convention on control of transboundary movement of hazardous wastes for disposal, under aegis of UNEP: Participation as member of Indian delegation deputed by the Ministry of Environment & Forests. (1997 - 2003)

Committee on Uniform Consent Procedure to be followed by the State Pollution Control Board/Pollution Control Committees set up by the Chairman, CPCB under the Chairmanship of Shri M. Devaraj, IAS, Chairman, Tamil Nadu Pollution Control Board. (final report submitted)

Committee in the Ministry of Environment & Forests on regulation of Import/Export of hazardous wastes under the chairmanship of Shri Vinod Vaish, IAS, Special Secretary, MoEF, New Delhi. (up to March 2001)

Expert Committee for facilitating the setting up of common hazardous wastes treatment and disposal facilities (CHWTSDF) set-up by the Maharashtra Industrial Development Corporation, (Government of Maharashtra), Mumbai. (1998-2003)

Expert Committee for setting up of facilities for treatment and disposal of hazardous wastes at Haldia industrial complex, West Bengal. (2001-2002)

Steering Committee for implementation of project on green belt development for abatement of pollution in Tamil Nadu set-up by the Department of Environment, Government of Tamil Nadu. (2001-2003)

Inter Ministerial Committee on issues relating to TRIPS Agreement and Trade & Commerce by WTO set-up by the Ministry of Industry & Commerce, New Delhi. (2000-2003)

Expert Committee for Establishment of Common Disposal Facility for Hazardous Wastes in the State of Karnataka, set-up by the Karnataka State Pollution Control Board. (2001-2002)

Expert Committee for Establishment of Common Disposal Facility for Hazardous Wastes in the State of Punjab set-up by the Punjab State Pollution Control Board. (2001-2003)

Member Secretary of Maharashtra Coastal Zone Management Authority (MCZMA) appointed by the Govt. of India in the Ministry of Environment & Forests, New Delhi. (Nov. 2003 to 2007)*

Member of the Dahanu Taluka Environment Protection Authority (DTEPA) set up by the Govt. of India, Ministry of Environment & Forests, New Delhi. (2003-2007)

Member of Special Committee appointed by the Government of Maharashtra for considering State of Maharashtra as Plastic bag free area. Nov. – Dec. 2005.

Expert Committee for Establishment of Common Disposal Facility for Hazardous Wastes in the State of Orissa, set-up by the Orissa State Pollution Control Board. (2000-2001)

Member of Technical Expert Committee for MoEF-CPCB sponsored study on Source Apportionment Studies in six cities. (2005-2007)

Member of National Committee on Electronic Waste Management, Central Pollution Control Board.
(2005-2007)

Member of the Monitoring Committee appointed by the Supreme Court of India for implementation of directions  issued vide order dated 14.10.2003, in the matter of CWP 657 of 1995. (2003 - 2007)

Expert Member of Consultative Group for Environment, Forests & Wildlife Sector for 11th Five Year Plan Mid Term Appraisal set up by the Planning Commission of India, September, 2009

Commissioned Paper on “Industrial Pollution” written for Western Ghats Ecology Expert Panel (Ministry of Environment and Forests, Government of India, New Delhi) in 2011.

Resource Person: The World Bank assisted Workshop on Environmental Compliance Assistance Center - Evolution of Strategic Plan for Andhra Pradesh Pollution Control Board by Environmental Management Center, Mumbai. June, 2012

Advisor - Environment & Sustainability. Science & Technology Park, University of Pune. December, 2012 (onwards).

Independent Director on the Board of Maharashtra Knowledge Corporation Ltd., Pune. January, 2013.

Moderator & Co-discussant: Workshop on "Organizational Review and Strengthening Study for Orissa State Pollution Control Board organized by Meghraj Capital Services and sponsored by DIFD, UK, at Bhubaneshwar, February, 2013.

Resource Person: The World Bank Workshop on Preparation of Action Plan for Bihar State Pollution Control Board. February, 2013.

Member Advisory Board. EKONNECT Knowledge Foundation, Mumbai. April, 2013.

Director (Independent) on PRIA CETP Ltd., Vashi, Navi Mumbai.

Supreme Court Nominated vide its order dated 18.2.2014 (in the matter of Civil WP No. 657 of 1995 & Ores.) as Expert Member for guidance in disposal of hazardous wastes seized by the Customs (as illegal import) and lying at Jawaharlal Nehru Port Trust. Final Report submitted on 4.3.2014 and accepted by the Hon’ble Court for implementation within a period of two months.

Committee Member, Board of Studies, Environmental Science, S. P. Pune University. (2016-17)

Committee Member, Research and Recognition, Environmental Science, S. P. Pune University (2018 onwards)

Expert Member (Water and Waste Water), Pune Smart City Committee of Pune Municipal Corporation.
(2015 – 16).