Bio Speciality Assay Lab Private Limited
About Bio Speciality Assay Lab Private Limited
Data last updated: 08 January 2026
Bio Speciality Assay Lab Private Limited is a private limited company based in Kolkata, West Bengal, India. It specialises in diagnostic centers and pathology labs, a part of the broader healthcare sector. Incorporated on 06 July 1987, the company has been in operation for over 39 years.
Registered with ROC Kolkata under CIN U24232WB1987PTC042644.
Capital: an authorised share capital of ₹6 Lakh and a paid-up capital of ₹5.02 Lakh. Formerly known as Bio Speciality Assay Lab Private Limited and B.A.B. Chem Ltd. It is led by directors including Vinay B Kapadia and Birupaksha Sarkar.
Last AGM: 29 September 2025. Financial statements filed for year ended 31 March 2025. Office: Kolkata, West Bengal.
As per the financials filed for FY 2025, the company reported a revenue of ₹2.23 Cr, a decline of 4% compared to the previous year.
As per MCA filings, the company has open charges of ₹8.13 Lakh on record.
The current compliance status is marked as compliant by the Registrar of Companies.
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Registered Address13 Lala Rajpat Rai Sarani 3Rd Floor Room No. 3C (Formerly Elgin Ro, Ad), Kolkata, West Bengal, India – 700020
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IndustryHealthcare, Diagnostic Centers & Pathology Labs
- Historical Financials and ratios
- Shareholding pattern and group structure
- Charges with holder and property details
- Litigation, compliance and MCA filings
- PDF report delivered after checkout
Name History of Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited has undergone 3 name changes throughout its history. The company was previously known as Bio Speciality Assay Lab Private Limited, B.A.B. Chem Ltd, and Bio Speciality Assay Lab Limited. The current legal name is Bio Speciality Assay Lab Private Limited, reflecting the company's evolution and rebranding over time.
| Company Name | Status |
|---|---|
| Bio Speciality Assay Lab Private Limited | Current |
| B.A.B. Chem Ltd | Previous |
| Bio Speciality Assay Lab Limited | Previous |
CIN History of Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited has 2 previous CINs, indicating changes in the company's corporate structure or registration details. The current CIN is U24232WB1987PTC042644, which is the unique identifier assigned by the Registrar of Companies.
| CIN | Status |
|---|---|
| U24232WB1987PTC042644 | Current |
| U91397WB1987PTC042644 | Previous |
| U24232WB1987PLC042644 | Previous |
Business Activity of Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited is engaged in the principal business activity of hospital and medical care, with detailed activities including medical and dental practice, nursing, pathology, blood bank services, etc..
| Main Activity Group Code | Description of Main Activity | Business Activity Code | Description of Business Activity | Turnover Percentage |
|---|---|---|---|---|
| Q | Hospital and Medical Care | Q2 | Medical and dental practice, Nursing, pathology, blood bank services, etc. | Locked |
Business activity turnover details for Bio Speciality Assay Lab Private Limited
Turnover contribution percentages and historical activity changes require an active report plan.
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Auditor Details of Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited is audited by S.K.MALLICK & CO for the financial year 2023. The auditor plays a crucial role in ensuring financial transparency and compliance with accounting standards.
| Name | Status | Appointment Date | Cessation Date |
|---|---|---|---|
| S.K.MALLICK & CO | Locked | Locked | Locked |
Complete auditor history for Bio Speciality Assay Lab Private Limited
Appointment status, appointment dates, cessation dates, and historical auditor changes require an active report plan.
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Board of Directors of Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited is currently managed by 3 directors, with 2 former directors having served the organization. The current Directors play a crucial role in shaping the company's strategic direction and governance.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
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Vinay B Kapadia
Also directs:
Reltech Biomedical Systems Ltd, B A & Brothers (Eastern) Private Ltd, Kapadia Trading Private Limited and 1 more
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Director | 06 Jul 1987 | 39 Years 0 Months | Current |
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Birupaksha Sarkar
Also directs:
Reltech Biomedical Systems Ltd
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Director | 01 Jan 2007 | 19 Years 6 Months | Current |
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Narayani Sarkar
Also directs:
Reltech Biomedical Systems Ltd
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Director | 30 Sep 2009 | 16 Years 9 Months | Current |
Financials of Bio Speciality Assay Lab Private Limited FY 2025 filings available
Bio Speciality Assay Lab Private Limited reported revenue of ₹2.23 Cr (down 4.00% YoY) for FY 2025.
Ten-year financial statements for Bio Speciality Assay Lab Private Limited
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Ownership and Shareholding of Bio Speciality Assay Lab Private Limited
Shareholding and ownership data for Bio Speciality Assay Lab Private Limited
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Charges & Borrowings of Bio Speciality Assay Lab Private Limited
| Date | Lender | Amount | Status |
|---|---|---|---|
| 18 Jun 2024 | Hdfc Bank Limited | ₹8.13 Lakh | Open |
Total charge records: 1 View all charges
Employees and EPFO Compliance at Bio Speciality Assay Lab Private Limited
View historical data on people associated with Bio Speciality Assay Lab Private Limited, including employment history and EPFO contributions.
Employee and EPFO history for Bio Speciality Assay Lab Private Limited
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GST Compliance of Bio Speciality Assay Lab Private Limited
GST registrations and filing compliance for Bio Speciality Assay Lab Private Limited
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Credit Ratings, Litigation & Regulatory Alerts for Bio Speciality Assay Lab Private Limited
Credit ratings, litigation, and regulatory alerts for Bio Speciality Assay Lab Private Limited
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MSME Payment Delays by Bio Speciality Assay Lab Private Limited
MSME payment history for Bio Speciality Assay Lab Private Limited
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Subsidiaries & Group Companies of Bio Speciality Assay Lab Private Limited
Corporate group structure for Bio Speciality Assay Lab Private Limited
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MCA Filings & Documents of Bio Speciality Assay Lab Private Limited
MCA filings and documents for Bio Speciality Assay Lab Private Limited
Official forms, annual returns, financial statements, charge filings, and document dates require an active report plan.
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- Annual returns and statements
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Recent Activity on Bio Speciality Assay Lab Private Limited
Frequently Asked Questions about Bio Speciality Assay Lab Private Limited
Bio Speciality Assay Lab Private Limited is an active private limited company in the healthcare sector based in Kolkata, West Bengal, India. It was incorporated on 06 July 1987 (39+ years old) and is registered under CIN U24232WB1987PTC042644.
Bio Speciality Assay Lab Private Limited reported revenue of ₹2.23 Cr for FY 2025 (down 4.00% YoY).
The current directors of Bio Speciality Assay Lab Private Limited are:
- Vinay B Kapadia - Director
- Birupaksha Sarkar - Director
- Narayani Sarkar - Director
The primary industry of Bio Speciality Assay Lab Private Limited is healthcare. The company specifically operates in diagnostic centers and pathology labs. The company is currently active in this sector.
Bio Speciality Assay Lab Private Limited can be reached at the registered office: 13 Lala Rajpat Rai Sarani 3Rd Floor Room No. 3C Formerly Elgin Ro, Ad, Kolkata, West Bengal, India – 700020.
The authorised capital is ₹6 Lakh, and the paid-up capital is ₹5.02 Lakh.