Mahesh Babu’s upcoming film The Businessman is gearing for a huge release on January 13. The post production of the film has reached the last stage and S S Thaman is working on the DTS Mixing of the film today. He stated that it’s his last working day on the film. Directed by Puri Jagannadh, the film stars Mahesh Babu and Kajal in lead roles. The film narrates the story of a guy who wants to be a Bhai in Mumbai’s Underworld. Thaman has composed the music and all the songs have become quite popular with the audience. Venkat is producing the film on R R Movie Makers banner.