| 1 | 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 657/1995. Final report submitted to the Court in February 2002. |
| 2 | Expert Committee on hazardous wastes management appointed by the Govt. of India under the Chairmanship of Dr. R.A. Mashelkar, Director-General, CSIR, New Delhi. (1998–1999) |
| 3 | Expert Committee of CPCB on hazardous wastes management under the chairmanship of Shri Dilip Biswas, Chairman, CPCB. (up to 2003) |
| 4 | Expert Committee appointed by the Archaeological Survey of India at the instance of the Supreme Court of India for air quality monitoring at Taj Mahal, Agra, Writ Petition (C) 13381/1984. (1999–2000) |
| 5 | Technical Working Group (TWG), Conference of Parties (CoP) to the Basel Convention on control of transboundary movement of hazardous wastes, under UNEP, as part of Indian delegation deputed by MoEF. (1997–2003) |
| 6 | Committee on Uniform Consent Procedure to be followed by State Pollution Control Boards / Pollution Control Committees set up by CPCB Chairman under Shri M. Devaraj, IAS, Chairman, Tamil Nadu Pollution Control Board. (Final report submitted) |
| 7 | MoEF Committee on regulation of Import/Export of hazardous wastes under Shri Vinod Vaish, IAS, Special Secretary, MoEF. (up to March 2001) |
| 8 | Expert Committee for CHWTSDF set-up by Maharashtra Industrial Development Corporation (MIDC), Government of Maharashtra, Mumbai. (1998–2003) |
| 9 | Expert Committee for hazardous waste treatment and disposal facilities at Haldia Industrial Complex, West Bengal. (2001–2002) |
| 10 | Steering Committee for green belt development for pollution abatement, Tamil Nadu Department of Environment. (2001–2003) |
| 11 | Inter-Ministerial Committee on TRIPS Agreement and WTO issues, Ministry of Industry & Commerce, New Delhi. (2000–2003) |
| 12 | Expert Committee for Common Disposal Facility, Karnataka State Pollution Control Board. (2001–2002) |
| 13 | Expert Committee for Common Disposal Facility, Punjab State Pollution Control Board. (2001–2003) |
| 14 | Member Secretary, Maharashtra Coastal Zone Management Authority (MCZMA), MoEF, Govt. of India. (Nov 2003–2007) |
| 15 | Member Convener, Task Force for Air Pollution Control Action Plan, Pune & Solapur, Govt. of Maharashtra. (2004–2007) |
| 16 | Member, Dahanu Taluka Environment Protection Authority (DTEPA), Govt. of India, MoEF. (2003–2007) |
| 17 | Special Committee Member, Govt. of Maharashtra for declaring the State as Plastic Bag Free Area. (Nov–Dec 2005) |
| 18 | Member, Empowered Committee for Mithi River Development & Protection Authority. (2005–2007) |
| 19 | Expert Committee, Common Disposal Facility for Hazardous Wastes, Orissa State Pollution Control Board. (2000–2001) |
| 20 | Technical Expert Committee Member — Source Apportionment Studies in six cities, MoEF–CPCB. (2005–2007) |
| 21 | Member, National Noise Pollution Committee, CPCB. (2003–2007) |
| 22 | Member, National Committee on Electronic Waste Management, CPCB. (2005–2007) |
| 23 | Member, Peer & Core Expert Committee on Effluent & Emission Standards, CPCB. (2005–2007) |
| 24 | Member, Monitoring Committee appointed by Supreme Court for CWP 657/1995. (2003–2007) |
| 25 | Expert Member, Consultative Group for Environment, Forests & Wildlife Sector, 11th Five Year Plan, Planning Commission of India. (Sept 2009) |
| 26 | Commissioned Paper on “Industrial Pollution” for Western Ghats Ecology Expert Panel, MoEF. (2011) |
| 27 | Resource Person, World Bank Workshop on Environmental Compliance Assistance Center, Andhra Pradesh Pollution Control Board. (June 2012) |
| 28 | Advisor — Environment & Sustainability, Science & Technology Park, University of Pune. (Dec 2012 onwards) |
| 29 | Independent Director, Maharashtra Knowledge Corporation Ltd., Pune. (Jan 2013) |
| 30 | Moderator & Co-discussant, Organizational Strengthening Study, OSPCB (DIFD UK sponsored). (Feb 2013) |
| 31 | Resource Person, World Bank Workshop, Bihar State Pollution Control Board. (Feb 2013) |
| 32 | Member, Advisory Board, EKONNECT Knowledge Foundation, Mumbai. (Apr 2013) |
| 33 | Director (Independent), PRIA CETP Ltd., Vashi, Navi Mumbai. (2013) |
| 34 | Chairman, Expert Committee on Environmental Science (e-learning), Govt. of Maharashtra. (Jun 2013) |
| 35 | Chairman, Expert Committee on Environment & Tourism, MCCIA. (2013–2014) |
| 36 | Supreme Court nominated Expert Member for disposal of hazardous wastes at JNPT. Final report submitted Mar 2014. |
| 37 | Expert Member (Water & Waste Water), Pune Smart City Committee, PMC. (2015–2016) |
| 38 | Member, Board of Studies, Environmental Science, S. P. Pune University. (2016–2017) |
| 39 | Member, Research & Recognition Committee, Environmental Science, S. P. Pune University. (2025) |
| 40 | Member, Expert Committee for Procurement of Sewage Treatment Plant, S. P. Pune University. (2018–2019) |
| 41 | Member, Technical Review Committee under Hazardous & Other Wastes (M&TM) Rules, 2016, MoEF&CC, Govt. of India. (Apr 2025–Mar 2028) |
| Served on various expert committees appointed by the State Government, S.P. Pune University, Supreme Court of India, IISc, and other institutions (from time to time). |