Bharat succeeds Gaur Hari Singhania, who passed away on February 4 this year.
Bharat, 76, has been guiding the affairs of businesses of JK Organisation for more than five decades, the group said in a statement.
He is Chairman of JK Paper, JK Lakshmi Cement and other Group companies. Besides, he is also on the board of JK Tyres and other group companies and entities.
Singhania is also Chancellor of Jaipur-based JK Lakshmipat University.
The 125-year-old JK Organisation has foot prints in 100 countries and has manufacturing operations in Mexico, Indonesia, Romania, Belgium, Portugal and UAE.
It is also involved in renewable energy, both solar & wind, clinical research, software development, healthcare and education.