Sarkunam made his directorial debut with the romantic comedy Kalavani (2009). Featuring Vimal and Oviya in the lead roles, the film released to positive critical response and went on to become a sleeper hit. His next film was the period piece Vaagai Sooda Vaa (2011) again starring Vimal which also received positive reviews.The film earned the prestigious National Film Award for Best Feature Film in Tamil.
Sarkunam said that Vaagai Sooda Vaa was his first script and dream project. He is currently working on two projects, a "commercial film with loads of action" to be produced by S. Thanu, and a romantic comedy that has been titled Sotta Naiyaandi ,a film based in Kumbakonam starring Dhanush and Nazrim Nzim.
He started new production company "A Sarkunam Cinemaz". Through this company Sargunam introducing his brother A.Nandha Kumar as producer and his assistant N.Raghavan as director in new film titled "Manja Pai".