About Duro Polyprene Ltd
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Duro Polyprene Ltd is a public limited company based in Kolkata, West Bengal, India. It operates in the auto parts and components segment of the automotive sector. It was incorporated on 05 January 1982 and has been in existence for over 44 years.
The company is registered with the Registrar of Companies (ROC), Kolkata, under CIN U28113WB1982PLC034436. The company has 1 GST registration on record, which is no longer active.
The company has an authorised share capital of ₹1 Cr and a paid-up capital of ₹16.89 Lakh. It is led by directors including Biren Bhusan Nag (Managing Director) and Ranjit Roy Kumar.
Its last annual general meeting (AGM) was held on 27 September 2025, and its latest financial statements are for the year ended 31 March 2025. The registered office is at 5/1A Keyatala Road, Kolkata – 700029, West Bengal, India – 700029.
As per the financials filed for FY 2024, the company reported a revenue of ₹11.56 Lakh, reflecting significant growth compared to the previous year. For the same year it recorded a net profit of ₹8.84 Lakh (net margin 76.5%) and EBITDA of ₹7.39 Lakh (EBITDA margin 63.9%). Revenue has grown at a compounded annual rate (CAGR) of 17% over three years and 5% over five years.
The company has about 106 employees on its provident fund (EPFO) records.
The company is associated with 1 brand: Duro Polyprene. As per MCA filings, the company has satisfied charges of ₹5.19 Cr on record. Court records list 21 cases involving the company, including 6 filed by the company and 15 filed against it; 1 case is pending.
The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website duropolyprene.com.
Company details
CIN history
Duro Polyprene has one previous CIN (Corporate Identification Number): L28113WB1982PLC034436. The current CIN is U28113WB1982PLC034436, which is the unique identifier assigned by the Registrar of Companies.
| CIN | Status |
|---|---|
| U28113WB1982PLC034436 | Current |
| L28113WB1982PLC034436 | Previous |
Contact details
Duro Polyprene Ltd's registered office is in Kolkata, West Bengal. Its website is duropolyprene.com. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Website
- Registered Address5/1A Keyatala Road, Kolkata – 700029, West Bengal, India – 700029
- IndustryAutomotive, Auto Parts & Components
To see the full contact details of Duro Polyprene Ltd, buy the company report.
- Company details, directors and signatories
- Historical financials and ratios
- Shareholding pattern and group structure
- Charges with holder and property details
- Legal cases, compliance and MCA filings
Brands
Duro Polyprene operates one associated brand: Duro Polyprene. Each brand links to its own profile.
| Brand | Description | Website |
|---|---|---|
| Duro Polyprene manufactures and exports automotive tubes, tyre flaps, and other rubber products for global markets. | duropolyprene.com |
Financials of Duro Polyprene Ltd
FY 2025 filings availableDuro Polyprene Ltd reported revenue of ₹11.56 Lakh (up 1233% YoY) for FY 2024.
Compounded Annual Growth Rate (CAGR)
Revenue has grown at a compounded annual rate (CAGR) of 5% over five years. EBITDA rose 622% in the latest year. Three- and five-year figures are compounded annual growth rates (CAGR): the steady yearly rate that links the first and the last year. All are worked out from the filed statements.
Financial Statement Summary
| Metrics | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 | FY 2019-20 |
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| EBITDA | ₹7.39 Lakh | ||||
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| Net Profit (PAT) | ₹8.84 Lakh | ||||
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Financial Ratios
| Metrics | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 | FY 2019-20 |
|---|---|---|---|---|---|
| Profitability | |||||
| EBITDA Margin | 63.9% | ||||
| Net Profit Margin | 76.5% | ||||
| Return on Equity (ROE) | |||||
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To see the full financial statements and ratios of Duro Polyprene Ltd, buy the company report.
Board of directors of Duro Polyprene Ltd
Duro Polyprene has 3 current directors and 3 former directors. Current directors are listed first, with their designation and appointment date.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Biren Bhusan Nag Also directs: Bhiringhee C. S. Shop Pvt. Ltd. | Managing Director | 05 Jan 1982 | 44 Years 9 Months | Current |
| Ranjit Roy Kumar | Director | 01 Mar 2002 | 24 Years 7 Months | Current |
| Kajal Nag Also directs: Bhiringhee C. S. Shop Pvt. Ltd. | Director | 15 Jan 2008 | 18 Years 9 Months | Current |
Peer comparison
Duro Polyprene Ltd is compared with the 10 companies closest to it by revenue in the Automobiles industry (Auto Ancillary), from the latest filed financials of each company.
| Company | Revenue | Net profit | Margin | Growth (1 yr) | Employees | Location |
|---|---|---|---|---|---|---|
| Speedways Rubber Co Limited | ₹11.85 Lakh (FY 2025) | -18.0% | Jalandhar, Punjab, India | |||
| Giant Rubber Pvt Ltd | ₹11.83 Lakh (FY 2025) | 17.0% | Madhya Pradesh, India | |||
| Doyen Automotive Private Limited | ₹11.77 Lakh (FY 2020) | 362.0% | Delhi, India | |||
| Jagjit Supercar Design Private Limited | ₹11.75 Lakh (FY 2024) | 23.0% | Delhi, India | |||
| Camel Tread Co Pvt Ltd | ₹11.62 Lakh (FY 2025) | -75.0% | Kolkata, West Bengal, India | |||
| Duro Polyprene Ltdthis company | ₹11.56 Lakh (FY 2024) | ₹8.84 Lakh | 76.5% | 1233.0% | Kolkata, West Bengal, India | |
| Harig Crankshafts Limited | ₹11.39 Lakh (FY 2025) | -84.0% | Noida, Uttar Pradesh, India | |||
| Naxatra Labs Private Limited | ₹11.39 Lakh (FY 2025) | -46.0% | Ahmedabad, Gujarat, India | |||
| Otto Inernational Private Limited | ₹11.37 Lakh (FY 2024) | -17.0% | Haryana, India | |||
| Delta Transmission Pvt. Ltd. | ₹11.33 Lakh (FY 2025) | 136.0% | Mumbai, Maharashtra, India | |||
| MTF Automobiles India Private Limited | ₹11.26 Lakh (FY 2022) | 210.0% | New Delhi, Delhi, India |
To see the full peer comparison of Duro Polyprene Ltd, buy the company report.
Auditor
Duro Polyprene Ltd is audited by AGARWAL ANIL KUMAR & CO for the financial year 2015.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| AGARWAL ANIL KUMAR & CO | FY 2015 | 319117E |
Shareholding
The shareholding of Duro Polyprene Ltd is on record for 3 financial years, the latest being FY 2017, split between promoters, domestic institutions, foreign institutions, public shareholders and others.
| Shareholder category | FY 2017 | FY 2016 | FY 2015 |
|---|---|---|---|
| Promoters | |||
| Domestic institutional investors (DII) | |||
| Foreign institutional investors (FII) | |||
| Public | |||
| Others |
To see the full shareholding pattern of Duro Polyprene Ltd, buy the company report.
Charges & borrowings
| Date | Charge ID | Lender | Amount | Status | Modified or satisfied on |
|---|---|---|---|---|---|
| 15 Mar 2013 | 10414659 | Axis Bank Limited | ₹2.11 Cr | Satisfied | |
| 10 Nov 2012 | 10395922 | The Karur Vysya Bank Limited | ₹7.36 Lakh | Satisfied | |
| 15 Sep 2011 | 10312857 | Srei Equipment Finance Private Limited | ₹3.78 Lakh | Satisfied | |
| 15 Jul 2011 | 10299277 | Srei Equipment Finance Private Limited | ₹18.65 Lakh | Satisfied | |
| 22 Jan 1993 | 90253480 | The West Bangal Industrial Devlopment Corportion Ltd. | ₹8 Lakh | Satisfied |
To see the full charge records of Duro Polyprene Ltd, buy the company report.
Total charge records: 7 View all charges
Legal cases
Duro Polyprene Ltd has 21 court cases on record: 6 filed by Duro Polyprene, 15 filed against it. 1 case is pending and 20 are disposed.
Cases by court
| Court | Cases | Against the company | Pending |
|---|---|---|---|
| District courts | 13 | 12 | 1 |
| High courts | 8 | 3 | 0 |
Cases on record (5 of 21)
| Court | Type of case | Party | Status |
|---|---|---|---|
| District court, Calcutta, West Bengal | Civil suit | Filed against the company by M/S Purandar Investment Pvt Ltd | Disposed |
| Calcutta High Court | Writ petition | Filed by the company against Allahabad Bank | Disposed |
| High Court | Civil suit | Filed by the company against United India Insurance Co.Ltd. | Disposed |
| District court, South Twenty Four Parganas, West Bengal | Criminal complaint | Filed by the company against Ashvin Auto Wheels(P) Ltd. Others | Pending |
| District court, Calcutta, West Bengal | Civil suit | Filed against the company by M/S Sun O Il Company Pvt Ltd | Disposed |
To see the full case history of Duro Polyprene Ltd, buy the company report.
Case records are compiled from court listings and may lag the court's own records. A case filed against a company is not a finding against it.
MSME payment delays
No delayed payments to MSME suppliers are on our record for Duro Polyprene Ltd; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
GST
Duro Polyprene has 1 GST registration on record, and it has been cancelled or is inactive. Only active GST numbers are listed on this page.
To see the full GST registrations and return filing status of Duro Polyprene Ltd, buy the company report.
Recent activity
Duro Polyprene Ltd has 6 board changes on record since 1982: 3 appointments and 3 cessations. The latest: Sisir Kumar Ghosh ceased to be Director on 16 Dec 2020.
15 earlier events are in the company report.
Frequently asked questions
Duro Polyprene is an active public limited company based in Kolkata, West Bengal, India. The company works in auto parts and components, within the automotive industry. It was incorporated on 05 January 1982 (44+ years old) and is registered under CIN U28113WB1982PLC034436.
Duro Polyprene has 3 current directors:
- Biren Bhusan Nag - Managing Director
- Ranjit Roy Kumar - Director
- Kajal Nag - Director
The latest financial statements of Duro Polyprene on record with the MCA are for the year ended 31 March 2025. Its last annual general meeting was held on 27 September 2025. Year-wise statements from 2015 are in the company report.
No. Duro Polyprene has 1 GST registration on record and it is cancelled or inactive.
The CIN (Corporate Identification Number) of Duro Polyprene is U28113WB1982PLC034436. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Duro Polyprene has 21 court cases on record: 6 filed by the company and 15 filed against it. 1 is pending. Most are in the district courts.
Duro Polyprene was incorporated on 05 January 1982, making it 44+ years old. It is registered with the Registrar of Companies, Kolkata.
The peers of Duro Polyprene by revenue are Speedways Rubber Co Limited, Giant Rubber Pvt Ltd, Doyen Automotive Private Limited, Jagjit Supercar Design Private Limited, Camel Tread Co Pvt Ltd and 5 more, all in the Automobiles industry (Auto Ancillary).
Sisir Kumar Ghosh ceased to be Director on 16 Dec 2020. Basabjeet Nag ceased to be Director on 30 Jan 2017. Biren Bhusan Nag ceased to be Director on 29 Sep 2010. Duro Polyprene has 6 board changes on record in total.
Duro Polyprene can be reached through the website duropolyprene.com. Its registered office is in Kolkata, West Bengal, India.
The registered office of Duro Polyprene is at 51A Keyatala Road, Kolkata – 700029, West Bengal, India – 700029.