He is credited for changing the face of public transport in India with his leadership in building the Konkan Railway and the Delhi Metro while he served as the managing director of Delhi Metro between 1995 and 2012.
Ia dikenal karena mengubah wajah transportasi publik di India idengan kepemimpinannya dalam pembangunan Konkan Railway dan Delhi Metro saat ia menjabat sebagai direktur manajer Delhi Metro antara 1995 dan 2012.