
Winstone Diamond Granite Private Limited
About Winstone Diamond Granite Private Limited
Data last updated:
Winstone Diamond Granite Private Limited is a private limited company based in Chennai, Tamil Nadu, India. It operates in the sanitaryware and tile segment of the manufacturing sector. It was incorporated on 04 June 2004 and has been in existence for over 22 years.
The company is registered with the Registrar of Companies (ROC), Chennai, under CIN U26960TN2004PTC053406. Its GSTIN is 37AAACW5331K1Z6 (Andhra Pradesh). The company holds 2 GST registrations, of which 1 is active.
The company has an authorised share capital of ₹5 Cr and a paid-up capital of ₹4.1 Cr. It is led by directors including Ya Chu Hsieh and Sunilkumar Seelam.
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 Plot No.1 1st Main Road Ashok Nandavanam Numbal Thiruverkadu, Chennai, Tamil Nadu, India – 600077.
As per the financials filed for FY 2017, the company reported a revenue of ₹20,955, a decline of 84% compared to the previous year. For the same year it recorded a net profit of ₹19,979 (net margin 95.3%). Revenue has declined at a compounded annual rate (CAGR) of 91% over three years.
The current compliance status is marked as compliant by the Registrar of Companies.
Company details
Contact details
Winstone Diamond Granite Private Limited's registered office is in Chennai, Tamil Nadu. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Registered AddressPlot No.1 1st Main Road Ashok Nandavanam Numbal Thiruverkadu, Chennai, Tamil Nadu, India – 600077
- IndustryManufacturing, Sanitaryware & Tile, Ceramics
To see the full contact details of Winstone Diamond Granite 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
Financials of Winstone Diamond Granite Private Limited
FY 2025 filings availableWinstone Diamond Granite Private Limited reported revenue of ₹20,955 (down 84% YoY) for FY 2017.
Compounded Annual Growth Rate (CAGR)
Revenue has declined at a compounded annual rate (CAGR) of 91% over three years, including a 84% fall 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 2016-17 | FY 2015-16 | FY 2014-15 |
|---|---|---|---|
| Profit and Loss Statement | |||
| Revenue from Operations | |||
| Other Income | |||
| Total Revenue | ₹20,955 | ||
| Cost of Materials Consumed | |||
| Employee Benefit Expense | |||
| Finance Costs | |||
| Depreciation and Amortisation | |||
| Other Expenses | |||
| Total Expenses | |||
| EBITDA | |||
| Profit Before Tax | |||
| Tax Expense | |||
| Net Profit (PAT) | ₹19,979 | ||
| 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
| Metrics | FY 2016-17 | FY 2015-16 | FY 2014-15 |
|---|---|---|---|
| Profitability | |||
| EBITDA Margin | |||
| Net Profit Margin | 95.3% | ||
| 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 | |||
To see the full financial statements and ratios of Winstone Diamond Granite Private Limited, buy the company report.
Board of directors of Winstone Diamond Granite Private Limited
Winstone Diamond Granite has 6 current directors and 1 former director. Current directors are listed first, with their designation and appointment date.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Ya Chu Hsieh | Director | 18 Feb 2006 | 20 Years 8 Months | Current |
| Sunilkumar Seelam | Director | 17 Mar 2017 | 9 Years 7 Months | Current |
| I Chuan Hsieh | Director | 15 Nov 2008 | 17 Years 11 Months | Current |
| Ting Ting Hsieh | Director | 04 Jun 2004 | 22 Years 5 Months | Current |
| Po Kuei Liang | Director | 04 Jun 2004 | 22 Years 5 Months | Current |
| Chin Yun Hsieh | Director | 04 Jun 2004 | 22 Years 5 Months | Current |
Auditor
Winstone Diamond Granite Private Limited is audited by L DINAKAR & CO for the financial year 2017.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| L DINAKAR & CO | FY 2017 | 009813S |
Shareholding
The shareholding of Winstone Diamond Granite Private Limited is on record for 2 financial years, the latest being FY 2017, split between promoters, domestic institutions, foreign institutions, public shareholders and others.
| Shareholder category | FY 2017 | FY 2016 |
|---|---|---|
| Promoters | ||
| Domestic institutional investors (DII) | ||
| Foreign institutional investors (FII) | ||
| Public | ||
| Others |
To see the full shareholding pattern of Winstone Diamond Granite Private Limited, buy the company report.
Legal cases
No court or tribunal cases involving Winstone Diamond Granite 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 Winstone Diamond Granite Private Limited; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
GST
Winstone Diamond Granite has 2 GST registrations: 1 active and 1 cancelled or inactive.
| GSTIN | State | Status | Registered on |
|---|---|---|---|
| 37AAACW5331K1Z6 | Andhra Pradesh | Active | 01 Jul 2017 |
To see the full GST registrations and return filing status of Winstone Diamond Granite Private Limited, buy the company report.
Recent activity
Winstone Diamond Granite Private Limited has 7 board changes on record since 2004: 6 appointments and 1 cessation. The latest: Sunilkumar Seelam ceased to be Additional Director on 30 Sep 2017.
Frequently asked questions
Winstone Diamond Granite is an active private limited company based in Chennai, Tamil Nadu, India. The company works in sanitaryware and tile, within the manufacturing industry. It was incorporated on 04 June 2004 (22+ years old) and is registered under CIN U26960TN2004PTC053406.
Winstone Diamond Granite has 6 current directors:
- Ya Chu Hsieh - Director
- Sunilkumar Seelam - Director
- I Chuan Hsieh - Director
- Ting Ting Hsieh - Director
- Po Kuei Liang - Director
- Chin Yun Hsieh - Director
The latest financial statements of Winstone Diamond Granite 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 Winstone Diamond Granite is 37AAACW5331K1Z6, registered in Andhra Pradesh. The company has 2 GST registrations in all, of which 1 is active and 1 is cancelled or inactive.
The CIN (Corporate Identification Number) of Winstone Diamond Granite is U26960TN2004PTC053406. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Winstone Diamond Granite was incorporated on 04 June 2004, making it 22+ years old. It is registered with the Registrar of Companies, Chennai.
Sunilkumar Seelam ceased to be Additional Director on 30 Sep 2017. Sunilkumar Seelam was appointed as Director on 17 Mar 2017. I Chuan Hsieh was appointed as Director on 15 Nov 2008. Winstone Diamond Granite has 7 board changes on record in total.
The registered office of Winstone Diamond Granite is at Plot No.1 1st Main Road Ashok Nandavanam Numbal Thiruverkadu, Chennai, Tamil Nadu, India – 600077.
Winstone Diamond Granite operates in the manufacturing industry, in the sanitaryware and tile segment.
The compliance status of Winstone Diamond Granite is compliant as of 20 August 2026. The company is actively filing with the Registrar of Companies.

