About Sigma Refractory Private Limited
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Sigma Refractory Private Limited is a private limited company based in Chennai, Tamil Nadu, India. It operates in the construction materials segment of the manufacturing sector. It was incorporated on 16 September 2016 and has been in existence for over 10 years.
The company is registered with the Registrar of Companies (ROC), Chennai, under CIN U74999TN2016PTC112546. The company has 1 GST registration on record, which is no longer active.
The company has an authorised share capital of ₹9 Lakh and a paid-up capital of ₹1 Lakh. It is led by directors including Ramdass Sathyanarayana and Rangaraj Krupa.
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 No. 5/58 3rd Street Bharathi Nagar Vyasarpadi Land Mark: Opp. Sharma Nagar, Chennai, Tamil Nadu, India – 600039.
As per the financials filed for FY 2025, the company reported a revenue of ₹19.26 Lakh, a decline of 97% compared to the previous year. For the same year it recorded a net profit of ₹64,712 (net margin 3.4%) and EBITDA of ₹3.9 Lakh (EBITDA margin 20.2%). Revenue has declined at a compounded annual rate (CAGR) of 68% over three years and 31% over five years.
The current compliance status is marked as compliant by the Registrar of Companies. For more details, the company can be reached via its website sigmarefractory.com.
Company details
Contact details
Sigma Refractory Private Limited's registered office is in Chennai, Tamil Nadu. Its website is sigmarefractory.com. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Website
- Registered AddressNo. 5/58 3rd Street Bharathi Nagar Vyasarpadi Land Mark: Opp. Sharma Nagar, Chennai, Tamil Nadu, India – 600039
- IndustryManufacturing, Construction Materials
To see the full contact details of Sigma Refractory 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 Sigma Refractory is trade. In detail, this covers wholesale trading.
| Main activity group code | Main activity | Business activity code | Business activity | Share of turnover |
|---|---|---|---|---|
| G | Trade | G1 | Wholesale Trading |
To see the full business activity and turnover split of Sigma Refractory Private Limited, buy the company report.
Financials of Sigma Refractory Private Limited
FY 2025 filings availableSigma Refractory Private Limited reported revenue of ₹19.26 Lakh (down 97% YoY) for FY 2025.
Compounded Annual Growth Rate (CAGR)
Revenue has declined at a compounded annual rate (CAGR) of 31% over five years, including a 97% fall in the latest year. EBITDA fell 82% 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 | ₹3.9 Lakh | ||||
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| Net Profit (PAT) | ₹64,712 | ||||
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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 | 20.2% | ||||
| Net Profit Margin | 3.4% | ||||
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To see the full financial statements and ratios of Sigma Refractory Private Limited, buy the company report.
Board of directors of Sigma Refractory Private Limited
Sigma Refractory has 3 directors on record. No former directors are listed.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Ramdass Sathyanarayana | Director | 16 Sep 2016 | 10 Years 1 Months | Current |
| Rangaraj Krupa | Director | 16 Sep 2016 | 10 Years 1 Months | Current |
| Venkatesvaralu Vijayalakshmi Koduri | Director | 16 Sep 2016 | 10 Years 1 Months | Current |
Auditor
Sigma Refractory Private Limited is audited by D P V P AND CO for the financial year 2023.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| D P V P AND CO | FY 2023 | 015371S |
Shareholding
The shareholding of Sigma Refractory 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 Sigma Refractory Private Limited, buy the company report.
Legal cases
No court or tribunal cases involving Sigma Refractory Private Limited are on our record; a case search with case numbers, parties and status is in the company report Buy the company report.
MSME payment delays
No delayed payments to MSME suppliers are on our record for Sigma Refractory Private Limited; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
GST
Sigma Refractory 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 Sigma Refractory Private Limited, buy the company report.
Recent activity
Sigma Refractory Private Limited has 3 board changes on record since 2016: 3 appointments. The latest: Ramdass Sathyanarayana was appointed as Director on 16 Sep 2016.
Frequently asked questions
Sigma Refractory is an active private limited company based in Chennai, Tamil Nadu, India. The company works in construction materials, within the manufacturing industry. It was incorporated on 16 September 2016 (10+ years old) and is registered under CIN U74999TN2016PTC112546.
Sigma Refractory has 3 current directors:
- Ramdass Sathyanarayana - Director
- Rangaraj Krupa - Director
- Venkatesvaralu Vijayalakshmi Koduri - Director
The latest financial statements of Sigma Refractory 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 FY 2017 are in the company report.
No. Sigma Refractory has 1 GST registration on record and it is cancelled or inactive.
The CIN (Corporate Identification Number) of Sigma Refractory is U74999TN2016PTC112546. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Sigma Refractory was incorporated on 16 September 2016, making it 10+ years old. It is registered with the Registrar of Companies, Chennai.
Ramdass Sathyanarayana was appointed as Director on 16 Sep 2016. Rangaraj Krupa was appointed as Director on 16 Sep 2016. Venkatesvaralu Vijayalakshmi Koduri was appointed as Director on 16 Sep 2016.
Sigma Refractory can be reached through the website sigmarefractory.com. Its registered office is in Chennai, Tamil Nadu, India.
The registered office of Sigma Refractory is at No. 558 3rd Street Bharathi Nagar Vyasarpadi Land Mark: Opp. Sharma Nagar, Chennai, Tamil Nadu, India – 600039.
Sigma Refractory operates in the manufacturing industry, in the construction materials segment.