- Chairman - Indian Green Building Council
- Founder & President Emeritus ISHRAE
- Founder President ASHRAE India Chapter
- Convener for the HVAC section and Section on “Approach to Sustainability, for the National Building Code of India (2016).
- Visiting Faculty at School of Planning & Architecture, Delhi University for the last 47 years
- Chairman IGBC & Chairman Green Building Congress
- Vice Chairman – Triveni Kala Sangam (Art & Music), New Delhi
