He is the head of Sivaji Productions, a film production company that has produced several films, particularly featuring his father Sivaji Ganesan or his younger brother Prabhu.

He studied at Bishop Cotton Boys' School Bangalore and graduated with a degree in business administration from Vivekananda College and began working at the production company Sivaji Productions established by his father.

In 2009, the brothers produced the film Aasal starring Ajith Kumar.

[4] Ramkumar has also acted in a couple of scenes, playing notable supporting roles in Aruvadai Naal and My Dear Marthandan, both starring Prabhu.

They have three sons, Dushyanth who works with Sivaji Productions and has acted in the Tamil films Success and Machi,[5] and twins Dharshan and Rishyan.