Ritiesh was born on 17th December 1978 in Latur, Maharashtra, India. His father is the former Chief Minister of Maharashtra, Vilasrao Deshmukh.
He schooled at D.Somani High School and studied architecture at Kamala Raheja School of Architecture. He owns Evolutions, an architecture and interior designing firm. His interest in movies took him to New York City where he studied acting at the Lee Strasberg Theater and Film Institute.
He was recently embroiled in controversy when he accompanied his father along with director Ram Gopal Verma to the Taj Hotel that witnessed a terrorist attack in November 2008