He got popularity with his role as Pandey Ji in the serial Office Office which was premiered in 2000. After that, he never looked back in his career and appeared in many movies like Mujhe Kucch Kehna Hai, Rehnaa Hai Terre Dil Mein, Badhaai Ho Badhaai, Aap Mujhe Achche Lagne Lage and more. Hemant was also a part of blockbuster movie Krrish and Milenge Milenge He was last seen in the movie Dil Toh Deewana Hai which was released in 2016.