- Category
- Small (2024-25)
- Udyam number
- UDYAM-BR-26-0047398

About Westerlin Drugs Private Limited
Data last updated:
Westerlin Drugs Private Limited is a private limited company based in Patna, Bihar, India. It operates in the drug formulation and development segment of the pharmaceuticals sector. It was incorporated on 28 December 1990 and has been in existence for over 36 years.
The company is registered with the Registrar of Companies (ROC), Patna, under CIN U00304BR1990PTC004286. Its GSTIN is 10AAACW5056B1ZZ (Bihar). The company holds 10 GST registrations, of which 6 are active.
The company has an authorised share capital of ₹50 Lakh and a paid-up capital of ₹1.22 Lakh. It is led by directors including Subhash Chandra Singh and Sunil Kumar.
Its last annual general meeting (AGM) was held on 30 September 2025, and its latest financial statements are for the year ended 31 March 2025. The registered office is at Nc – 115 Sbi Officers Colony Lohia Nagar Kankarbagh, Patna, Bihar, India – 800020.
As per the financials filed for FY 2025, the company reported a revenue of ₹2.46 Cr, a growth of 85% compared to the previous year. For the same year it recorded a net profit of ₹3.44 Lakh (net margin 1.4%) and EBITDA of ₹80.35 Lakh (EBITDA margin 32.7%). Revenue has grown at a compounded annual rate (CAGR) of 33% over three years and 20% over five years.
The company has about 18 employees on its provident fund (EPFO) records.
As per MCA filings, the company has open charges of ₹74 Lakh on record. Court records list 3 cases involving the company, including 3 filed by the company.
Westerlin Drugs Private Limited is registered as a small enterprise under the Udyam registration framework (Reg. No. UDYAM-BR-26-0047398). The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website westerlindrugs.com.
Company details
Recognitions & Rankings of Westerlin Drugs
Contact details
Westerlin Drugs Private Limited's registered office is in Patna, Bihar. Its website is westerlindrugs.com. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Website
- Registered AddressNc – 115 Sbi Officers Colony Lohia Nagar Kankarbagh, Patna, Bihar, India – 800020
- IndustryPharma, Drug Formulation & Development
To see the full contact details of Westerlin Drugs Private Limited, 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
Business activity
The main business activity of Westerlin Drugs is manufacturing. In detail, this covers chemical and chemical products, pharmaceuticals, medicinal chemical and botanical products.
| Main activity group code | Main activity | Business activity code | Business activity | Share of turnover |
|---|---|---|---|---|
| C | Manufacturing | C6 | Chemical and chemical products, pharmaceuticals, medicinal chemical and botanical products |
To see the full business activity and turnover split of Westerlin Drugs Private Limited, buy the company report.
Financials of Westerlin Drugs Private Limited
FY 2025 filings availableWesterlin Drugs Private Limited reported revenue of ₹2.46 Cr (up 85% YoY) for FY 2025.
Compounded Annual Growth Rate (CAGR)
Revenue has grown at a compounded annual rate (CAGR) of 20% over five years, including 85% growth in the latest year. EBITDA rose 401% 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 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
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| EBITDA | ₹80.35 Lakh | ||||
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| Net Profit (PAT) | ₹3.44 Lakh | ||||
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Financial Ratios
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
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| Profitability | |||||
| EBITDA Margin | 32.7% | ||||
| Net Profit Margin | 1.4% | ||||
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To see the full financial statements and ratios of Westerlin Drugs Private Limited, buy the company report.
Board of directors of Westerlin Drugs Private Limited
Westerlin Drugs 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 |
|---|---|---|---|---|
| Subhash Chandra Singh Also directs: Saroj Mother & Child Care Centre Private Limited | Director | 01 Oct 2015 | 11 Years 1 Months | Current |
| Sunil Kumar Also directs: Saroj Mother & Child Care Centre Private Limited | Director | 01 Oct 2015 | 11 Years 1 Months | Current |
| Lakshmi Jha Also directs: Saroj Mother & Child Care Centre Private Limited | Director | 15 Dec 2022 | 3 Years 10 Months | Current |
Auditor
Westerlin Drugs Private Limited is audited by CSP & ASSOCIATES LLP for the financial year 2023.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| CSP & ASSOCIATES LLP | FY 2023 | 015849C/C400018 |
Shareholding
The shareholding of Westerlin Drugs Private Limited is on record for 5 financial years, the latest being FY 2023, split between promoters, domestic institutions, foreign institutions, public shareholders and others.
| Shareholder category | FY 2023 | FY 2022 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|
| Promoters | |||||
| Domestic institutional investors (DII) | |||||
| Foreign institutional investors (FII) | |||||
| Public | |||||
| Others |
To see the full shareholding pattern of Westerlin Drugs Private Limited, buy the company report.
Charges & borrowings
| Date | Charge ID | Lender | Amount | Status | Modified or satisfied on |
|---|---|---|---|---|---|
| 20 Oct 2022 | 100628637 | State Bank of India | ₹74 Lakh | Open |
Total charge records: 1 View all charges
Legal cases
Westerlin Drugs Private Limited has 3 court cases on record: 3 filed by Westerlin Drugs. All cases are disposed.
Cases by court
| Court | Cases | Against the company | Pending |
|---|---|---|---|
| District courts | 2 | 0 | 0 |
| High courts | 1 | 0 | 0 |
Cases on record (3 of 3)
| Court | Type of case | Party | Status |
|---|---|---|---|
| District court, Patna, Bihar | Court case (Cr. Case Complaint (P)) | Filed by the company against an individual | Disposed |
| District court, Patna, Bihar | Court case (Cr. Case Complaint (P)) | Filed by the company against an individual | Disposed |
| High Court | Court case (MJC) | Filed by the company against The State of Bihar and Ors | Disposed |
To see the full case history of Westerlin Drugs Private Limited, 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 Westerlin Drugs Private Limited; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
Employees & EPFO
Westerlin Drugs Private Limited has a workforce of 18 employees on its EPFO records as of May 2026, across 1 active EPFO establishment.
Headcount by financial year
| Financial year | Employees (EPFO) |
|---|---|
| FY 2026-27 | 18 |
| FY 2025-26 | |
| FY 2024-25 |
To see the full employee and EPFO history of Westerlin Drugs Private Limited, buy the company report.
GST
Westerlin Drugs has 10 GST registrations: 6 active and 4 cancelled or inactive. The first 4 active GSTINs are listed below.
| GSTIN | State | Status | Registered on |
|---|---|---|---|
| 10AAACW5056B1ZZ | Bihar | Active | 01 Jul 2017 |
| 10AAACW5226D1ZZ | Bihar | Active | 01 Jul 2017 |
| 05AAACW5226D1ZQ | Uttarakhand | Active | 01 Jul 2017 |
| 19AAACW5226D1ZH | West Bengal | Active | 01 Jul 2017 |
To see the full GST registrations and return filing status of Westerlin Drugs Private Limited, buy the company report.
Recent activity
Westerlin Drugs Private Limited has 9 board changes on record since 1990: 6 appointments and 3 cessations. The latest: Lakshmi Jha was appointed as Director on 15 Dec 2022.
1 earlier event is in the company report.
Frequently asked questions
Westerlin Drugs is an active private limited company based in Patna, Bihar, India. The company works in drug formulation and development, within the pharma industry. It was incorporated on 28 December 1990 (36+ years old) and is registered under CIN U00304BR1990PTC004286.
Westerlin Drugs has 3 current directors:
- Subhash Chandra Singh - Director
- Sunil Kumar - Director
- Lakshmi Jha - Director
The latest financial statements of Westerlin Drugs on record with the MCA are for the year ended 31 March 2025. Its last annual general meeting was held on 30 September 2025. Year-wise statements from 2015 are in the company report.
The GSTIN of Westerlin Drugs is 10AAACW5056B1ZZ, registered in Bihar. The company has 10 GST registrations in all, of which 6 are active and 4 are cancelled or inactive. Other active GSTINs include 10AAACW5226D1ZZ (Bihar), 05AAACW5226D1ZQ (Uttarakhand), 19AAACW5226D1ZH (West Bengal).
The CIN (Corporate Identification Number) of Westerlin Drugs is U00304BR1990PTC004286. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Westerlin Drugs has 3 court cases on record: 3 filed by the company. Most are in the district courts.
Westerlin Drugs was incorporated on 28 December 1990, making it 36+ years old. It is registered with the Registrar of Companies, Patna.
Lakshmi Jha was appointed as Director on 15 Dec 2022. Mamta Sinha ceased to be Director on 19 Nov 2015. Subhas Sinha ceased to be Managing Director on 19 Nov 2015. Westerlin Drugs has 9 board changes on record in total.
Yes, Westerlin Drugs is registered as a small enterprise under Udyam registration (number: UDYAM-BR-26-0047398).
Westerlin Drugs can be reached through the website westerlindrugs.com. Its registered office is in Patna, Bihar, India.

