 Vennimala was chosen as the headquarters of the Thekkumkur monarchy because the Thekkumkur king was the koyil authority of the "Venimala Sree Rama Lakshmana Perumal Temple" which was supposed to have been founded by Bhaskara Ravi Varma-II (1019–1021).Vennimala was established as the headquarters of Thekkumkur kingdom.Vennimala was the most secure place for the enemy.