Theatre companies in Tamil Nadu have probably experienced the longest linguistic exposure in Indian theatre. The remains and deviations of ancient traditions find their appropriate place in Tamil theatre in different forms. Based on them, many theatre companies in Tamil Nadu evolved to define the cultural zones in this southern state.

The theatre companies in Tamil Nadu produced ballad traditions that had a proper storyline with some abstract dances having no oral narratives to accompany them, and the narrative forms combine story with performance. The energy, theatrical potential, variety, and versatility are the prime features of theatre companies in Tamil Nadu. Besides, the theatre companies in Tamil Nadu produce the renowned scripts and also some minor forms of theatre like Bommalattam, Kuravanji Natakam, Nondi Natakam, Katha Kalakshepam, Pallu, Kirttanai, and Vilasam.
The theatre companies in Tamil Nadu sometimes help the troupes to select their caste and costume. Other responsibilities like stage measurements, the crew of the theatre companies in Tamil Nadu also looks after varieties of screens, and other technical details. Urban societies often formed charity groups to patronize music, dance, and theatre in Tamil Nadu, however the importance of theatre companies in Tamil Nadu did not decline ever. Their flawless services and promotions, not only introduced great talents in this field of performance but they also took great care to retain the magic of Tamil theatre. They assured performers of middle-class audiences and eventually grew into powerful agencies, determining the character of cultural life by choosing what to sponsor or not. However, the theatre companies in Tamil Nadu were not commercial in the sense of surviving by ticket sales and they mainly aimed at reviving the art of theatre in south India.