| Service Order | Name | Service | From | To |
| 20 | Thiru P Akash I.A.S | District Collector & Magistrate | 22-07-2024 | Till Date |
| 19 | Thiru Johny Tom Varghese I.A.S | District Collector & Magistrate | 27-05-2023 | 22-07-2024 |
| 18 | Dr. Arun Thamburaj I.A.S | District Collector & Magistrate | 17-06-2021 | 21-05-2023 |
| 17 | Thiru Praveen P Nair I.A.S | District Collector & Magistrate | 25-09-2019 | 15-06-2021 |
| 16 | Dr. S Suresh Kumar I.A.S | District Collector & Magistrate | 01-06-2017 | 23-09-2019 |
| 15 | Shri. S Palanisamy I.A.S | District Collector & Magistrate | 28-12-2014 | 31-05-2017 |
| 14 | Shri. T Munusamy I.A.S | District Collector & Magistrate | 06-06-2011 | 27-12-2014 |
| 13 | Shri. C Munianathan I.A.S | District Collector & Magistrate | 02-06-2009 | 05-06-2011 |
| 12 | Shri. M Jeyaraman I.A.S | District Collector & Magistrate | 06-06-2008 | 02-06-2009 |
| 11 | Shri. Tenkasi S Jawahar I.A.S | District Collector & Magistrate | 18-05-2006 | 05-06-2008 |
| 10 | Shri. RadhaKrishnan I.A.S | District Collector & Magistrate | 10-01-2005 | 17-05-2006 |
| 9 | Shri. M VeeraShanmughamoni I.A.S | District Collector & Magistrate | 18-07-2003 | 09-01-2005 |
| 8 | Shri.S Ramachandran I.A.S | District Collector & Magistrate | 23-05-2003 | 17-07-2003 |
| 7 | Shri. Sudeep Jain I.A.S | District Collector & Magistrate | 11-06-2001 | 22-05-2003 |
| 6 | Shri. Shiv Das Meena I.A.S | District Collector & Magistrate | 25-04-1998 | 10-06-2001 |
| 5 | Shri. Ashok Dongre I.A.S | District Collector & Magistrate | 09-05-1997 | 24-04-1998 |
| 4 | Shri. K Arulmozhi I.A.S | District Collector & Magistrate | 11-12-1995 | 08-05-1997 |
| 3 | Shri. R Bhaskaran I.A.S | District Collector & Magistrate | 31-10-1994 | 10-12-1995 |
| 2 | Shri. S Sawarkar I.A.S | District Collector & Magistrate | 16-08-1993 | 30-10-1994 |
| 1 | Shri. K Skandan I.A.S | District Collector & Magistrate | 18-10-1991 | 15-08-1993 |
