| 2003 | Balaguru Paramasivam | Founded Bloomington Tamil Sangam, organized inaugural events, established community network and started Tamil language classes for children |
| 2003 - 2004 | Rammohan Manohar | First President of Bloomington Tamil Sangam. |
| 2005-2006 | Karthikeyan Tambiah | Conducted various cultural events. |
| 2007-2008 | Yuvraj Shanmugam | Conducted various cultural events. |
| 2009-2010 | Thangadurai Ramachandran | Conducted various cultural events. |
| 2011 | Kannan Perumal | Conducted various cultural events. |
| 2012-2013 | Vijaybabu Jayaraman | Conducted various cultural events. |
| 2014-2015 | Poovanesh Pandian | Conducted various cultural events. |
| 2015-2018 | Krishna Balakrishnan | Bloomington Tamil Sangam became McLean County Tamil Sangam (MCTS). Also started Dr. Abdul Kalam Tamil Palli (AKTP) School as part of Tamil Sangam. |
| 2019-2021 | Alagiri Santhalingam | Conducted Various Cultural events. Adapted to virtual events during pandemic, supported COVID-19 relief efforts. |
| 2022-2023 | Vinothkumar T Rajakumar | Resumed in-person cultural activities. Established entity MCTS NFP, defined and published By-Law to operate and govern MCTS organization in a formal non profit organization structure. Obtained 501(c)(3) Not for Profit Status to the Tamil Sangam. |
| 2024-2026 (Present) | Rajalakshmi Mamallan | Conducting several events. Became official member of Fetna. Enhanced youth engagement programs. Introduced Career Fairs |
