MSME (Udyam registered) Ministry of MSME
- Category
- Medium (2024-25)
- Udyam number
- UDYAM-WB-18-0002616
Strassenburg Pharmaceuticals Private Ltd. - pharma in Kolkata, West Bengal, India. FY 2026 financials & compliance.
Revenue · FY 2025
₹133.69 Cr
▲ 13% YoY
Net profit · FY 2025
₹40.55 Cr
Net margin 30.3%
EBITDA · FY 2025
₹55.01 Cr
EBITDA margin 41.2%
Authorised capital
₹3.1 Cr
Registered with MCA
Paid-up capital
₹1.6 Cr
Issued & subscribed
Satisfied charges
₹1 Cr
No open charges
Company age
41 yrs
Est. 1985
Employees · EPFO
617
Provident fund records
About Strassenburg Pharmaceuticals Private Ltd.
Data last updated:
Strassenburg Pharmaceuticals Private Ltd. is a private limited company based in Kolkata, West Bengal, India. It operates in the drug formulation and development segment of the pharmaceuticals sector. It was incorporated on 12 July 1985 and has been in existence for over 41 years.
The company is registered with the Registrar of Companies (ROC), Kolkata, under CIN U24233WB1985PTC039196. Its GSTIN is 19AAECS2834H1Z9 (West Bengal).
The company has an authorised share capital of ₹3.1 Cr and a paid-up capital of ₹1.6 Cr. It was formerly known as Strassen Burg Pharmaceuticals Private Limited. It is led by directors including Deep Nath Roychowdhury (Managing Director) and Meghnath Roy Chowdhury.
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 70 Hazra Road, Kolkata, West Bengal, India – 700019.
As per the financials filed for FY 2025, the company reported a revenue of ₹133.69 Cr, a growth of 13% compared to the previous year. For the same year it recorded a net profit of ₹40.55 Cr (net margin 30.3%) and EBITDA of ₹55.01 Cr (EBITDA margin 41.2%). Revenue has grown at a compounded annual rate (CAGR) of 8% over three years and 10% over five years.
The company has about 617 employees on its provident fund (EPFO) records.
As per MCA filings, the company has satisfied charges of ₹1 Cr on record. The company has 2 deals on record (2 secondary share transfers); the latest was in March 2010. Its 10 peer companies in the Pharma industry (Formulations, Pharmaceuticals) are compared by revenue, 5 larger and 5 smaller; the largest is Zenith Drugs Limited with revenue of ₹135.93 Cr. The company has 11 MSME Form 1 returns on record between 2019 and 2023, listing 51 overdue payments to 11 micro and small suppliers.
Strassenburg Pharmaceuticals Private Ltd. is registered as a medium enterprise under the Udyam registration framework (Reg. No. UDYAM-WB-18-0002616). The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website strassenburgpharma.com.
Company Details of Strassenburg Pharmaceuticals Private Ltd.
CIN U24233WB1985PTC039196
Registration Number 039196
Incorporation Date 12 July 1985
ROC Kolkata
Listing Status Unlisted
Company Status Active
Date of Last AGM 27 September 2025
Date of Balance Sheet 31 March 2025
Compliance Status Active Compliant
MSME Classification Medium
Udyam Registration UDYAM-WB-18-0002616
CIN History of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals has one previous CIN (Corporate Identification Number): U24233WB1985PLC039196. The current CIN is U24233WB1985PTC039196, which is the unique identifier assigned by the Registrar of Companies.
| CIN | Status |
|---|---|
| U24233WB1985PTC039196 | Current |
| U24233WB1985PLC039196 | Previous |
Key People
Deep Nath Roychowdhury Managing Director Meghnath Roy Chowdhury Director Rupnath Roychowdhury Director Recognitions & Rankings of Strassenburg Pharmaceuticals
Contact Details
- EmailLocked
- TelephoneLocked
- Website
- Social MediaLocked
- Registered Address70 Hazra Road, Kolkata, West Bengal, India – 700019
- IndustryPharma, Drug Formulation & Development
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Business Activity of Strassenburg Pharmaceuticals Private Ltd.
The main business activity of Strassenburg Pharmaceuticals is manufacturing. In detail, this covers chemical and chemical products, pharmaceuticals, medicinal chemical and botanical products.
| Main Activity Group Code | Description of Main Activity | Business Activity Code | Description of Business Activity | Turnover Percentage |
|---|---|---|---|---|
| C | Manufacturing | C6 | Chemical and chemical products, pharmaceuticals, medicinal chemical and botanical products | Locked |
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Business activity turnover details
Turnover share and past changes in activity are in the company report.
- Turnover contribution
- Historical classifications
- Filing-level activity changes
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Financials of Strassenburg Pharmaceuticals Private Ltd. FY 2025 filings available
Strassenburg Pharmaceuticals Private Ltd. reported revenue of ₹133.69 Cr (up 13% YoY) for FY 2025.
Revenue · FY 2025
₹133.69 Cr ▲ 13%
Net profit · FY 2025
₹40.55 Cr margin 30.3%
EBITDA · FY 2025
₹55.01 Cr margin 41.2%
Compounded Annual Growth Rate (CAGR) of Strassenburg Pharmaceuticals Private Ltd.
Revenue CAGR growth
1 year
▲ 13%
3 years · compounded
▲ 8%
5 years · compounded
▲ 10%
EBITDA CAGR growth
1 year
▲ 18%
3 years · compounded
▲ 9%
5 years · compounded
▲ 11%
Revenue has grown at a compounded annual rate (CAGR) of 10% over five years, including 13% growth in the latest year. EBITDA rose 18% 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 of Strassenburg Pharmaceuticals Private Ltd.
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
|---|---|---|---|---|---|
| Profit and Loss Statement | |||||
| Revenue from Operations | •••• | •••• | •••• | •••• | •••• |
| Other Income | •••• | •••• | •••• | •••• | •••• |
| Total Revenue | •••• | •••• | •••• | •••• | •••• |
| Cost of Materials Consumed | •••• | •••• | •••• | •••• | •••• |
| Employee Benefit Expense | •••• | •••• | •••• | •••• | •••• |
| Finance Costs | •••• | •••• | •••• | •••• | •••• |
| Depreciation and Amortisation | •••• | •••• | •••• | •••• | •••• |
| Other Expenses | •••• | •••• | •••• | •••• | •••• |
| Total Expenses | •••• | •••• | •••• | •••• | •••• |
| EBITDA | ₹55.01 Cr | •••• | •••• | •••• | •••• |
| Profit Before Tax | •••• | •••• | •••• | •••• | •••• |
| Tax Expense | •••• | •••• | •••• | •••• | •••• |
| Net Profit (PAT) | ₹40.55 Cr | •••• | •••• | •••• | •••• |
| Balance Sheet | |||||
| Share Capital | •••• | •••• | •••• | •••• | •••• |
| Reserves and Surplus | •••• | •••• | •••• | •••• | •••• |
| Net Worth (Total Equity) | •••• | •••• | •••• | •••• | •••• |
| Long-term Borrowings | •••• | •••• | •••• | •••• | •••• |
| Short-term Borrowings | •••• | •••• | •••• | •••• | •••• |
| Trade Payables | •••• | •••• | •••• | •••• | •••• |
| Total Liabilities | •••• | •••• | •••• | •••• | •••• |
| Fixed Assets | •••• | •••• | •••• | •••• | •••• |
| Investments | •••• | •••• | •••• | •••• | •••• |
| Inventories | •••• | •••• | •••• | •••• | •••• |
| Trade Receivables | •••• | •••• | •••• | •••• | •••• |
| Cash and Bank Balance | •••• | •••• | •••• | •••• | •••• |
| Total Assets | •••• | •••• | •••• | •••• | •••• |
Financial Ratios of Strassenburg Pharmaceuticals Private Ltd.
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 |
|---|---|---|---|---|---|
| Profitability | |||||
| EBITDA Margin | 41.2% | •••• | •••• | •••• | •••• |
| Net Profit Margin | 30.3% | •••• | •••• | •••• | •••• |
| Return on Equity (ROE) | •••• | •••• | •••• | •••• | •••• |
| Return on Capital Employed (ROCE) | •••• | •••• | •••• | •••• | •••• |
| Return on Assets (ROA) | •••• | •••• | •••• | •••• | •••• |
| Liquidity and Debt | |||||
| Current Ratio | •••• | •••• | •••• | •••• | •••• |
| Quick Ratio | •••• | •••• | •••• | •••• | •••• |
| Debt-to-Equity Ratio | •••• | •••• | •••• | •••• | •••• |
| Interest Coverage Ratio | •••• | •••• | •••• | •••• | •••• |
| Efficiency and Growth | |||||
| Asset Turnover | •••• | •••• | •••• | •••• | •••• |
| Receivable Days | •••• | •••• | •••• | •••• | •••• |
| Payable Days | •••• | •••• | •••• | •••• | •••• |
| Inventory Days | •••• | •••• | •••• | •••• | •••• |
| Revenue Growth | •••• | •••• | •••• | •••• | •••• |
| Net Profit Growth | •••• | •••• | •••• | •••• | •••• |
Paid data: the figures shown as dots are available after purchase of the company report. Figures as filed with the MCA in Form AOC-4. The full year-wise statements and ratios of Strassenburg Pharmaceuticals are in the company report.
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Financial statements from 2015
Earlier years and trend charts are in the company report.
- Income statements
- Balance sheets
- Cash-flow statements
- Ratios and benchmarks
Verified entity values are shown only after access is granted.
Board of Directors of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals has 6 current directors and 4 former directors. Current directors are listed first, with their designation and appointment date.
Current Directors
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Meghnath Roy Chowdhury | Director | 01 Oct 1998 | 28 Years 0 Months | Current |
| Deep Nath Roychowdhury Also directs: Atithya Dealcom Private Limited, Cans & Closures Private Limited | Managing Director | 01 Jun 2003 | 23 Years 4 Months | Current |
| Rupnath Roychowdhury Also directs: Atithya Dealcom Private Limited, Cans & Closures Private Limited | Director | 07 Aug 1995 | 31 Years 2 Months | Current |
| Jita Roychowdhury Also directs: Cans & Closures Private Limited | Director | 16 Jan 2019 | 7 Years 9 Months | Current |
| Anupama Roy Chowdhury Also directs: Cans & Closures Private Limited | Director | 16 Jan 2019 | 7 Years 9 Months | Current |
| Bijoyinee Roychowdhury Also directs: Cans & Closures Private Limited | Director | 25 Apr 2008 | 18 Years 5 Months | Current |
Peer Comparison of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. is compared with the companies closest to it by revenue in the Pharma industry (Formulations, Pharmaceuticals). Net profit, margin and employee counts of each company are in the company report.
| Company | Revenue | Net profit | Margin | Growth (1 yr) | Employees | Location |
|---|---|---|---|---|---|---|
| Zenith Drugs Limited | ₹135.93 Cr (FY 2025) | •••• | •••• | 2.0% | •••• | Indore, Madhya Pradesh, India |
| Alpa Laboratories Limited Listed | ₹135.8 Cr (FY 2025) | •••• | •••• | 10.0% | •••• | Indore, Madhya Pradesh, India |
| Ravoo's Laboratories Limited | ₹134.97 Cr (FY 2024) | •••• | •••• | 4.0% | •••• | Hyderabad, Telangana, India |
| Surabhi Industries (India) Private Limited | ₹133.75 Cr (FY 2024) | •••• | •••• | -37.0% | •••• | Hyderabad, Telangana, India |
| Vikram Thermo (India) Limited Listed | ₹133.72 Cr (FY 2025) | •••• | •••• | 5.0% | •••• | Ahmedabad, Gujarat, India |
| Strassenburg Pharmaceuticals Private Ltd. this company | ₹133.69 Cr (FY 2025) | •••• | •••• | 13.0% | •••• | Kolkata, West Bengal, India |
| Hemmo Pharmaceuticals Private Limited | ₹133.32 Cr (FY 2021) | •••• | •••• | 45.0% | •••• | Mumbai, Maharashtra, India |
| Ordain Health Care Global Private Limited | ₹133.17 Cr (FY 2025) | •••• | •••• | -4.0% | •••• | Maduranthakam, Tamil Nadu, India |
| Makers Laboratories Ltd Listed | ₹132.64 Cr (FY 2025) | •••• | •••• | 25.0% | •••• | Mumbai, Maharashtra, India |
| Saimirra Innopharm Private Limited | ₹132.6 Cr (FY 2025) | •••• | •••• | 65.0% | •••• | Chennai, Tamil Nadu, India |
| Bengal Chemicals and Pharmaceuticals Ltd | ₹132.57 Cr (FY 2024) | •••• | •••• | 18.0% | •••• | Kolkata, West Bengal, India |
Peers are the five companies nearest above and the five nearest below Strassenburg Pharmaceuticals by revenue in the Pharma industry (Formulations, Pharmaceuticals), from the latest filed financials of each company. Net profit, margin and employee counts of each peer are in the company report.
Auditor Details of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. is audited by D. N. Mukherjee & Co. for the financial year 2023.
| Name | Status | Appointment Date | Cessation Date |
|---|---|---|---|
| D. N. Mukherjee & Co. | Locked | Locked | Locked |
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Complete auditor history
Appointment and cessation dates and past auditor changes are in the company report.
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Ownership and Shareholding of Strassenburg Pharmaceuticals Private Ltd.
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Shareholding and ownership data
Promoter, institutional, public and beneficial ownership figures are in the company report.
- Ownership categories
- Historical changes
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- FII and DII holdings
Verified entity values are shown only after access is granted.
Charges & Borrowings of Strassenburg Pharmaceuticals Private Ltd.
Open charges
None
Satisfied charges
₹1 Cr
Breakdown by lending institutions
Latest charge details
| Date | Lender | Amount | Status |
|---|---|---|---|
| 19 Apr 2000 | Allahabad Bank | ₹1 Cr | Satisfied |
Total charge records: 1 View all charges
Deals & Funding of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. has 2 deals on record (2 secondary share transfers); the latest was in March 2010.
Total deals
2
Secondary share transfers
2
Deals on record (2 of 2)
| When | Deal | Amount | Parties |
|---|---|---|---|
| Mar 2010 | Secondary share transfer | Undisclosed | Buyer: 3 individuals Seller: Vishnuhari Merchants Private Limited , Sideny Vincom Pvt. Ltd , Fidus Finance Pvt Ltd |
| Apr 2009 | Secondary share transfer | Undisclosed | Buyer: Fidus Finance Pvt Ltd , Sideny Vincom Pvt. Ltd , Basera Nirman Pvt Ltd Seller: 3 individuals |
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Full deal history
All 2 deals with amounts, valuations, instruments and every party are in the company report.
- Every funding round and share transfer
- Amounts and valuations
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- Instruments and deal dates
Verified entity values are shown only after access is granted.
Deal records are compiled from filings and public sources; amounts are shown only where the source reported them.
MSME Payment Delays by Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. has 11 MSME Form 1 returns on record between 2019 and 2023, listing 51 overdue payments to 11 micro and small suppliers. Companies must report dues to micro and small suppliers that stay unpaid for more than 45 days in a half-yearly MSME Form 1 return.
Suppliers with reported dues (5 of 11)
| Supplier | Amount due | Due since | Reported on |
|---|---|---|---|
| Brilliant Packaging Private Limited | •••• | •••• | •••• |
| an individual supplier | •••• | •••• | •••• |
| H L Sett & Sons Pvt Ltd | •••• | •••• | •••• |
| Mukund Pharma | •••• | •••• | •••• |
| R P J Packaging Pvt Ltd | •••• | •••• | •••• |
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Full MSME payment history
Every supplier, amount and due date from all 11 MSME Form 1 returns is in the company report.
- Every reported supplier due
- Amounts and due dates
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- Period-by-period history
Verified entity values are shown only after access is granted.
Individuals and sole proprietors among the suppliers are not named. Amounts, due dates and filing dates are in the company report.
Employees and EPFO Compliance at Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. has a workforce of 617 employees as of Apr 04, 2024.
Employee count
617
Active EPFO establishments
1
Employee growth
8.82%
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Employee and EPFO history
Monthly headcount, contribution history and filing status are in the company report.
- Monthly headcount
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Recent Activity on Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals Private Ltd. has 10 board changes on record since 1995: 6 appointments and 4 cessations. The latest: Anupama Roy Chowdhury was appointed as Director on 16 Jan 2019.
AGM
Strassenburg Pharmaceuticals Private Ltd. last Annual general meeting of members was held on 27 Sep 2025 as per latest MCA records.
Filing
Strassenburg Pharmaceuticals Private Ltd. has filed its annual Financial statements for the year ended 31 Mar 2025 with Roc Kolkata.
Appointed
Anupama Roy Chowdhury was appointed as Director.
Appointed
Jita Roychowdhury was appointed as Director.
Ceased
Anupama Roy Chowdhury ceased to be Director.
Ceased
Jayasree Roy Chowdhury ceased to be Director.
Ceased
Jita Roychowdhury ceased to be Director.
Ceased
Deep Nath Roychowdhury ceased to be Director.
Charges
A charge registered on 19 Apr 2000 via Charge ID 80064541 with Allahabad Bank was fully satisfied on 08 Nov 2011.
Appointed
Bijoyinee Roychowdhury was appointed as Director.
Appointed
Deep Nath Roychowdhury was appointed as Managing Director.
Charges
A charge with Allahabad Bank amounted to Rs. 1.00 Cr with Charge ID 80064541 was registered on 19 Apr 2000.
3 earlier events are listed in the company report.
Credit Ratings, Litigation & Regulatory Alerts for Strassenburg Pharmaceuticals Private Ltd.
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Credit ratings, litigation, and regulatory alerts
Credit ratings, court records and regulatory alerts are in the company report.
- Rating history
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Subsidiaries & Group Companies of Strassenburg Pharmaceuticals Private Ltd.
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Corporate group structure
Parent, subsidiary, associate and joint venture records with holdings are in the company report.
- Parent company
- Subsidiaries and ownership
- Associates and joint ventures
- Entity investments
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GST Compliance of Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals has 1 GST registration: 1 active.
Total GSTINs
1
Active
1
| GSTIN | State | Status | Registered on |
|---|---|---|---|
| 19AAECS2834H1Z9 | West Bengal | Active | 01 Jul 2017 |
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GST registrations and filing compliance
State-wise GST registrations, return filing status and HSN or SAC codes are in the company report.
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MCA Filings & Documents of Strassenburg Pharmaceuticals Private Ltd.
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MCA filings and documents
Filed forms, annual returns, financial statements and charge filings with their dates are in the company report.
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Frequently Asked Questions about Strassenburg Pharmaceuticals Private Ltd.
Strassenburg Pharmaceuticals is an active private limited company based in Kolkata, West Bengal, India. The company works in drug formulation and development, within the pharma industry. It was incorporated on 12 July 1985 (41+ years old) and is registered under CIN U24233WB1985PTC039196.
Strassenburg Pharmaceuticals reported revenue of ₹133.69 Cr for FY 2025 (up 13% YoY).
Strassenburg Pharmaceuticals has 6 current directors:
- Deep Nath Roychowdhury - Managing Director
- Meghnath Roy Chowdhury - Director
- Rupnath Roychowdhury - Director
- Jita Roychowdhury - Director
- Anupama Roy Chowdhury - Director
- Bijoyinee Roychowdhury - Director
Strassenburg Pharmaceuticals reported a net profit of ₹40.55 Cr (net margin 30.3%) and EBITDA of ₹55.01 Cr (EBITDA margin 41.2%) for FY 2025, as per its filed financial statements.
The compounded annual growth rate (CAGR) of the revenue of Strassenburg Pharmaceuticals is 8% over three years and 10% over five years. In the latest year (FY 2025) revenue rose 13%. CAGR is the steady yearly rate that links the first and the last year.
The GSTIN of Strassenburg Pharmaceuticals is 19AAECS2834H1Z9, registered in West Bengal.
The CIN (Corporate Identification Number) of Strassenburg Pharmaceuticals is U24233WB1985PTC039196. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Strassenburg Pharmaceuticals was incorporated on 12 July 1985, making it 41+ years old. It is registered with the Registrar of Companies, Kolkata.
Strassenburg Pharmaceuticals has 2 deals on record (2 secondary share transfers); the latest was in March 2010.
The peers of Strassenburg Pharmaceuticals by revenue are Zenith Drugs Limited, Alpa Laboratories Limited, Ravoo's Laboratories Limited, Surabhi Industries (India) Private Limited, Vikram Thermo (India) Limited and 5 more, all in the Pharma industry (Formulations, Pharmaceuticals).
Anupama Roy Chowdhury was appointed as Director on 16 Jan 2019. Jita Roychowdhury was appointed as Director on 16 Jan 2019. Anupama Roy Chowdhury ceased to be Director on 26 Jul 2018. Strassenburg Pharmaceuticals has 10 board changes on record in total.
Yes, Strassenburg Pharmaceuticals is registered as a medium enterprise under Udyam registration (number: UDYAM-WB-18-0002616).