Tapas Nag Kumar
About Tapas Nag Kumar
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Tapas Nag Kumar is a Director at Nis Management Limited (since 2023) and Designated Partner at Go2advisory Llp (since 2021). The companies operate in Business Services, Chemicals and Metals and Minerals. The largest current company by reported revenue is Nis Management Limited at ₹405 Cr (FY 2025). Earlier, Tapas Nag Kumar was a Director at Idl Explosives Limited (2019–2025) and Whole-Time Director at Central Coalfields Limited (2008–2014) and 1 more.
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Nis Management Limited L74110WB2006PLC108679 | Director | 08 Sep 2023 | 2006 | ₹405 Cr (FY 2025) | Active |
 Go2advisory Llp AAX-5606 | Designated Partner | 28 Jun 2021 | 2021 | Active |
Previous companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Idl Explosives Limited U28132TG2010PLC070529 | Director | 25 Sep 2019 | 2010 | ₹785 Cr (FY 2023) | Active |
 Central Coalfields Limited U10200JH1956GOI000581 | Whole-Time Director | 24 May 2008 | 1956 | ₹17,644 Cr (FY 2025) | Active |
 Northern Coalfields Limited U10102MP1985GOI003160 | Managing Director | 30 Sep 2014 | 1985 | ₹35,360 Cr (FY 2026) | Active |
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Board colleagues of Tapas Nag Kumar
| Name | DIN | Company | Designation |
|---|---|---|---|
| Ajay Kasana | 00209902 | Nis Management Limited | Director |
| Debajit Choudhury | 00932489 | Nis Management Limited | Managing Director |
| Kamalesh Mukherjee | 00687637 | Nis Management Limited | Director |
| Kanad Mukherjee | Nis Management Limited | Cfo | |
| Nilima Neogi | 08165984 | Nis Management Limited | Director |
| Ramyani Chatterjee | Nis Management Limited | Company Secretary | |
| Rina Choudhury | 00881320 | Nis Management Limited | Whole-Time Director |
| Aparajita Bhattacharya | 06647479 | Go2advisory Llp | Designated Partner |
| Shantanu Basu | 08949246 | Go2advisory Llp | Designated Partner |
| Sujit Nath Nandi | 09685401 | Go2advisory Llp | Designated Partner |
| Tapas Kumar Sinha | 09685484 | Go2advisory Llp | Designated Partner |
Directorship timeline
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Frequently Asked Questions about Tapas Nag Kumar
Tapas Nag Kumar currently holds 2 directorships: Nis Management Limited (Director, since 08 Sep 2023, revenue ₹405 Cr (FY 2025)); Go2advisory Llp (Designated Partner, since 28 Jun 2021).
Tapas Nag Kumar was first appointed on 24 May 2008 as Whole-Time Director at Central Coalfields Limited. The most recent appointment on record is 08 Sep 2023 at Nis Management Limited.
Tapas Nag Kumar held 3 earlier board appointments: Idl Explosives Limited (Director, 25 Sep 2019 to 15 Nov 2025); Central Coalfields Limited (Whole-Time Director, 24 May 2008 to 29 Sep 2014); Northern Coalfields Limited (Managing Director, 30 Sep 2014 to 01 Oct 2017).
The current boards of Tapas Nag Kumar's companies include Ajay Kasana (Nis Management Limited), Debajit Choudhury (Nis Management Limited), Kamalesh Mukherjee (Nis Management Limited), Kanad Mukherjee (Nis Management Limited), Nilima Neogi (Nis Management Limited), Ramyani Chatterjee (Nis Management Limited), among others.