Nachimuthu Mahalingam (April 9, 1923 – October 2, 2014) was an Indian educationist, industrialist, philanthropist and prominent person in Tamil Nadu. He was the Chairman of the Sakthi Group and Chairman of Ethiraj College for Women between 1972 and 1980.

Mahalingam was married to Mariyammal. The couple had three sons - Manickam, Balasubramaniam, Srinivaasan and a daughter - Karunambal Vanavarayar.^[1]

Since his father Thiru P. Nachimuthu was a municipal chairman, Mahalingam showed interest into politics at very early in life. He was elected as the member of the Tamil Nadu Legislative Assembly in 1952 as an Indian National Congress candidate for the first time at the age of 29. Then he was elected as a member for the same constituency in the consecutive elections 1956 and 1962. During his tenure, he provided Parambikulam-Aliyar project and various schemes for the welfare of Pollachi Constituency.

He served as the Board of Directors for several public sector undertakings and the State Planning Commission in two terms.

Mahalingam joined the Sakthi Group business in 1943 and helped grew the business and counts himself lucky to have started business during the planning era in post-Independence India. After the banks were nationalised by the then Prime Minister Indira Gandhi, this entrepreneur found it a big boon to start businesses and expand as more and more banks were ready to lend money easily. Today, the Sakthi Group is a name to reckon with as it has forayed into sugar, distilling, automobiles, finance, etc.

A well-known philanthropist who donate his wealth towards the development of culture, sports and education.

He is the founder of many educational institutions. Some of them are Kumaraguru College of Technology, Nachimuthu Polytechnic College, Sakthi Polytechnic College and Dr. Mahalingam College of Engineering and Technology and involved in the establishment of Institute of Asian Studies in Madras in the year 1981.

Mahalingam had an important association with Sri Swami Satchidananda, the Indian swamiji who emigrated to the United States of America and founded the Integral Yoga Institutes. Mahalingham was a devoted follower of the Swamiji and contributed to the moral and financial causes of the Swamiji's works in the USA, especially to the Light Of Truth Universal Shrine (LOTUS) ecumenical temple in Virginia.

Mahalingam was also greatly associated with Vethathiri Maharishi and his teachings. He generously donated land for Temple of consciousness - Aliyar.

He died of a heart attack in 2014 while speaking at a celebration in Chennai.^[3][1]

• Short biography on Om Sakthi Publications