KS
Kaustubh Sudhakar Kulkarni
About Kaustubh Sudhakar Kulkarni
Data last updated:
Kaustubh Sudhakar Kulkarni is a Ceo at Piombino Steel Limited (since 2022), Director at Jsw Dulux Limited (since 2026) and Director at Jsw Jfe Steel Limited (since 2025), and holds 2 more current directorships. The companies operate in Financial Services, Manufacturing and Metals and Minerals. The largest current company by reported revenue is Piombino Steel Limited at ₹2,890 Cr (FY 2025). Earlier, Kaustubh Sudhakar Kulkarni was a Director at Jsw Jfe Electrical Steel Private Limited (2023–2024) and Director at Vardhman Industries Limited (from 2019) and 2 more.
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Piombino Steel Limited U27320MH2018PLC374653 | Ceo | 19 Jan 2022 | 2018 | ₹2,890 Cr (FY 2025) | Active |
| Jsw Dulux Limited L24292WB1954PLC021516 | Director | 23 Mar 2026 | 1954 | Active | |
| Jsw Jfe Steel Limited U25999MH2025PLC458190 | Director | 30 Sep 2025 | 2025 | Active | |
| Jsw Kalinga Steel Limited U24109MH2025PLC447474 | Director | 26 Apr 2025 | |||
 Jsw Rayalaseema Steel Limited U24319MH2023PLC403346 | Director | 19 May 2023 | 2023 | Active |
Previous companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
| Jsw Jfe Electrical Steel Private Limited U24319MH2023PTC413171 | Director | 02 Nov 2023 | 2023 | ₹73 Lakh (FY 2025) | Active |
 Vardhman Industries Limited U74899MH1984PLC377011 | Director | 13 Dec 2019 | 1984 | ₹445 Cr (FY 2022) | Amalgamated |
| Makler Private Limited U27100DL2017PTC318039 | Director | 15 Sep 2018 | 2017 | ₹66.25 Cr (FY 2020) | Amalgamated |
| West Waves Maritime & Allied Services Private Limited U74999MH2014PTC374423 | Ceo | 28 Feb 2022 | 2014 | Amalgamated |
Explore Director's current and past company associations Uncover their professional journey today!
Board colleagues of Kaustubh Sudhakar Kulkarni
Directorship timeline
Open interactive timeline →Shareholding and investment profile for Kaustubh Sudhakar Kulkarni
Company-level share counts, filed values, and quarterly changes require authenticated premium access.
- Company-level holdings
- Filed share counts
- Reported values
- Quarterly changes
Verified entity values are shown only after access is granted.
Frequently Asked Questions about Kaustubh Sudhakar Kulkarni
Kaustubh Sudhakar Kulkarni currently holds 5 directorships: Piombino Steel Limited (Ceo, since 19 Jan 2022, revenue ₹2,890 Cr (FY 2025)); Jsw Dulux Limited (Director, since 23 Mar 2026); Jsw Jfe Steel Limited (Director, since 30 Sep 2025); Jsw Kalinga Steel Limited (Director, since 26 Apr 2025); Jsw Rayalaseema Steel Limited (Director, since 19 May 2023).
Kaustubh Sudhakar Kulkarni was first appointed on 15 Sep 2018 as Director at Makler Private Limited. The most recent appointment on record is 23 Mar 2026 at Jsw Dulux Limited.
Kaustubh Sudhakar Kulkarni held 4 earlier board appointments: Jsw Jfe Electrical Steel Private Limited (Director, 02 Nov 2023 to 08 Feb 2024); Vardhman Industries Limited (Director, from 13 Dec 2019); Makler Private Limited (Director, from 15 Sep 2018); West Waves Maritime & Allied Services Private Limited (Ceo, from 28 Feb 2022).
The current boards of Kaustubh Sudhakar Kulkarni's companies include Anil Kumar Singh (Piombino Steel Limited), Anunay Kumar (Piombino Steel Limited), Divyakumar Vimalkumar Bhair (Piombino Steel Limited), Manoj Mohta (Piombino Steel Limited), Mohit Goyal (Piombino Steel Limited), Rakhi Jain (Piombino Steel Limited), among others.