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Kalyan Bose
About Kalyan Bose
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Kalyan Bose is a Managing Director at Rockfield Mining And Minerals Private Limited (since 2014), Managing Director at Fortunex Mining And Crushing Private Limited (since 2026) and Designated Partner at Adhritt Infra Projects Llp (since 2021), and holds 2 more current directorships. The companies operate in Metals and Minerals, Infrastructure and Utilities and Manufacturing. The largest current company by reported revenue is Rockfield Mining And Minerals Private Limited at ₹14.25 Cr (FY 2025).
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Rockfield Mining And Minerals Private Limited U14220WB2014PTC203354 | Managing Director | 02 Sep 2014 | 2014 | ₹14.25 Cr (FY 2025) | Active |
| Fortunex Mining And Crushing Private Limited U08999WB2026PTC285850 | Managing Director | 08 Jan 2026 | 2026 | Active | |
| Adhritt Infra Projects Llp AAV-4292 | Designated Partner | 12 Jan 2021 | 2021 | Active | |
| Hardstone Mining And Minerals Private Limited U14220WB2014PTC204094 | Director | 30 Oct 2014 | 2014 | Active | |
| Blackrock Mining And Minerals Private Limited U14220WB2014PTC203574 | Director | 12 Sep 2014 | 2014 | Active |
Board colleagues of Kalyan Bose
| Name | DIN | Company | Designation |
|---|---|---|---|
| Bishwajit Mandal | 06523861 | Rockfield Mining And Minerals Private Limited , Hardstone Mining And Minerals Private Limited and 1 more | Director |
| Dibyendu Khamaru | 06523871 | Rockfield Mining And Minerals Private Limited , Hardstone Mining And Minerals Private Limited and 1 more | Director |
| Abhijit Mukherjee | 05224299 | Fortunex Mining And Crushing Private Limited | Director |
| Khairul Basar | 11473369 | Fortunex Mining And Crushing Private Limited | Director |
| Malobika Bose | 09027148 | Fortunex Mining And Crushing Private Limited , Adhritt Infra Projects Llp | Director |
| Narayan Mondal | 06997078 | Hardstone Mining And Minerals Private Limited | Director |
| Sanjib Ghosh | 01074459 | Hardstone Mining And Minerals Private Limited | Director |
| Swapan Kumar Bose | 06962282 | Blackrock Mining And Minerals Private Limited | Director |
| Thakur Hansda | 07211815 | Blackrock Mining And Minerals Private Limited | Director |
Directorship timeline
Open interactive timeline →Shareholding and investment profile for Kalyan Bose
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Frequently Asked Questions about Kalyan Bose
Kalyan Bose currently holds 5 directorships: Rockfield Mining And Minerals Private Limited (Managing Director, since 02 Sep 2014, revenue ₹14.25 Cr (FY 2025)); Fortunex Mining And Crushing Private Limited (Managing Director, since 08 Jan 2026); Adhritt Infra Projects Llp (Designated Partner, since 12 Jan 2021); Hardstone Mining And Minerals Private Limited (Director, since 30 Oct 2014); Blackrock Mining And Minerals Private Limited (Director, since 12 Sep 2014).
Kalyan Bose was first appointed on 02 Sep 2014 as Managing Director at Rockfield Mining And Minerals Private Limited. The most recent appointment on record is 08 Jan 2026 at Fortunex Mining And Crushing Private Limited.
The current boards of Kalyan Bose's companies include Bishwajit Mandal (Rockfield Mining And Minerals Private Limited), Dibyendu Khamaru (Rockfield Mining And Minerals Private Limited), Abhijit Mukherjee (Fortunex Mining And Crushing Private Limited), Khairul Basar (Fortunex Mining And Crushing Private Limited), Malobika Bose (Fortunex Mining And Crushing Private Limited), Narayan Mondal (Hardstone Mining And Minerals Private Limited), among others.