He built many residential and commercial buildings, including the Connaught Place Market Complex and the Chelmsford, A.I.F.A.C`s Hall, Broadcasting House (All India Radio), the National Museum, Dyal Singh College, T.B.Hospital, Modern School, Deaf and Dumb School, St. Columba`s School, Red Cross Buildings and Baroda House. Outside Delhi, he built the High Court and Government Medical College in Nagpur and the Pasteur Institute in Kasauli. He also built sujan SINGH PARK near Khan Market New Delhi, the first apartment complex in New Delhi, which until then had only bungalows, in 1945, named after his father Sujan Singh. Owner: Sir Sobha Singh & Sons, owner and owner of the property known as Sujan Singh Park, New Delhi-110003. The premise in question was rented to our grandfather in September 1949. . .