Odaiyappa College of Engineering and Technology is located in Theni district of Tamilnadu. It was established in 1999 by Odaiyappa Educational Trust and initially it was affiliated to Madurai Kamaraj University earlier. Since 2002, the affiliation is with Anna University, Chennai. The college campus stands as a magnificent building on 82,000 square feet. Odaiyappa Educational trust runs several other institutions like Matriculation school, a hospital at Theni and another hospital at Wayalar in Kerala.