Singh's son, Rajiv Singh, is vice chairman of the DLF group. Rajiv's wife Kavita became an advisor to DLF Commercial Developers Ltd in November 2002. She was also appointed Advisor to DLF Universal Ltd. on 1 June 2011, with a retainership fee of Rs 250,000 per month and other benefits. Rajiv and Kavita have two daughters, both of whom work for the company. K.P. Singh's elder daughter Renuka is married to G.S. Parmar, a non-executive Director at DLF Ltd. Their son, Rahul, has joined DLF India Ltd as a "senior management trainee." K.P. Singh's younger daughter Pia Singh is a full-time Director with DLF.