Mr Singh is the Non Executive Chairman of Ranbaxy Laboratories Ltd. and Former Chairman of Fortis Healthcare Ltd. He is Chairman of Fortis Financial Services and is a member of the Board of the Escorts Heart Institute and Research Centre Ltd. and of Religare Enterprises. Mr. Singh is also Chairman of Impact Projects Ltd. and Impact Agencies Ltd.

Starting with the TATA Administrative Service, he has had a diverse and wide-ranging experience of over 33 years in the Corporate Sector. He has held senior positions in TATA's, Hindustan Motors, Mahindra & Mahindra and Shaw Wallace.

Mr Singh is and has been involved with many premier Educational Institutions at the Board Level which include The Doon School, The Shriram School, The Scindia School (Gwalior), Yadavindra Public School (Patiala & Mohali) and is a Trustee of the Salwan Educational Trust (which manages 11 schools). He is also Chairman of The Salwan Public School and is a Member of the Senate of Baba Farid University of Health Sciences, Faridkot, Punjab. He was honorary treasurer of the Indian Public Schools Society for 6 years.

From time to time, Mr Singh has been a member of several Government Committees and is presently Member of the Punjab Chief Minister's Advisory Committee on Industrial Growth and Development of Relevant Infrastructure. He is also a Member of the CII National Committee on Healthcare and CII National Committee on Primary and Secondary Education and past Chairman of CII Punjab State Council. He was a Member of the National Association of Real Estate Development and was its treasurer.

Mr Singh is a Member of the India-UK Round Table and is an invitee speaker in many fora. He has chaired the 2nd and 3rd India Health Summit in New Delhi and was invited to speak at the Royal Institute of Great Britain on Integrating Global Healthcare. As a member of the US - India Strategic Dialogue in December 2005, he presented a strategic opportunity position for collaboration between the US and Indian Healthcare Systems.

Mr Singh is a Member of the Board of the Public Health Foundation of India and is Chairman, Trustee of the Chronic Care foundation.

He is an alumnus of The Doon School and is an (Hons.) Graduate in Economics from St. Stephen's College, Delhi. He has a B.S. in Economics and a Master's in Public Affairs from the California State University at Hayward (C.S.C.H.), California, U.S.A.