DR
Dhiman Roy
About Dhiman Roy
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Dhiman Roy is a Director at Greenh Electrolysis Private Limited (since 2023), Director at Dysin Holdings Private Limited (since 2018) and Director at Derit Infrastructure Private Limited (since 2018), and holds 3 more current directorships. The companies operate in Machinery and Equipment, Metals and Minerals and Telecom. The 3 current companies with reported revenue have a combined latest revenue of ₹91.55 Cr; the largest is Greenh Electrolysis Private Limited at ₹47.46 Cr (FY 2025).
Current companies
| Company | Designation | Appointment | Founded | Revenue | Status |
|---|---|---|---|---|---|
 Greenh Electrolysis Private Limited U29309HR2022PTC107718 | Director | 21 Feb 2023 | 2022 | ₹47.46 Cr (FY 2025) | Active |
| Dysin Holdings Private Limited U74999MH2017PTC295077 | Director | 27 Feb 2018 | 2017 | ₹31.48 Cr (FY 2025) | Active |
 Derit Infrastructure Private Limited U74999MH2017PTC295948 | Director | 05 Jan 2018 | 2017 | ₹12.61 Cr (FY 2025) | Active |
| Castlegreen Energy Private Limited U29308RJ2022PTC084126 | Additional Director | 08 Dec 2025 | 2022 | Active | |
| Castlegreen Energy Private Limited U29308HR2022PTC147401 | Director | 08 Dec 2025 | 2022 | Active | |
| Neverage Nutritions Llp AAS-2623 | Designated Partner | 08 Aug 2020 | 2020 | Active |
Board colleagues of Dhiman Roy
| Name | DIN | Company | Designation |
|---|---|---|---|
| Mario Farfan Barragan | 09852504 | Greenh Electrolysis Private Limited | Director |
| Pooja | Greenh Electrolysis Private Limited | Company Secretary | |
| Rupesh Ranjan Prashar | 08040799 | Greenh Electrolysis Private Limited | Cfo |
| Jitendra Vir Singh | 07799128 | Dysin Holdings Private Limited , Derit Infrastructure Private Limited and 3 more | Managing Director |
| Kamal Kant Maheshwari | 08897000 | Neverage Nutritions Llp | Partner |
Directorship timeline
Open interactive timeline →Shareholding and investment profile for Dhiman Roy
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Frequently Asked Questions about Dhiman Roy
Dhiman Roy currently holds 6 directorships: Greenh Electrolysis Private Limited (Director, since 21 Feb 2023, revenue ₹47.46 Cr (FY 2025)); Dysin Holdings Private Limited (Director, since 27 Feb 2018, revenue ₹31.48 Cr (FY 2025)); Derit Infrastructure Private Limited (Director, since 05 Jan 2018, revenue ₹12.61 Cr (FY 2025)); Castlegreen Energy Private Limited (Additional Director, since 08 Dec 2025); Castlegreen Energy Private Limited (Director, since 08 Dec 2025); and 1 more.
Dhiman Roy was first appointed on 05 Jan 2018 as Director at Derit Infrastructure Private Limited. The most recent appointment on record is 08 Dec 2025 at Castlegreen Energy Private Limited.
The 3 current companies of Dhiman Roy that report revenue have a combined latest revenue of ₹91.55 Cr: Greenh Electrolysis Private Limited ₹47.46 Cr (FY 2025); Dysin Holdings Private Limited ₹31.48 Cr (FY 2025); Derit Infrastructure Private Limited ₹12.61 Cr (FY 2025).
The current boards of Dhiman Roy's companies include Mario Farfan Barragan (Greenh Electrolysis Private Limited), Pooja (Greenh Electrolysis Private Limited), Rupesh Ranjan Prashar (Greenh Electrolysis Private Limited), Jitendra Vir Singh (Dysin Holdings Private Limited), Kamal Kant Maheshwari (Neverage Nutritions Llp).