
Diagram Infrastructure Private Limited
About Diagram Infrastructure Private Limited
Data last updated:
Diagram Infrastructure Private Limited is a private limited company based in Kolkata, West Bengal, India. It operates in the real estate financing segment of the financial services sector. It was incorporated on 13 February 2008 and has been in existence for over 18 years.
The company is registered with the Registrar of Companies (ROC), Kolkata, under CIN U45400WB2008PTC122578.
The company has an authorised share capital of ₹5 Lakh and a paid-up capital of ₹2.55 Lakh. It is led by directors Vinay Nangalia and Vikash Nangalia.
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 23 A N . S. Road 10th Floor Room No 45, Kolkata, West Bengal, India – 700001.
As per the financials filed for FY 2024, the company reported a revenue of ₹13,950, a growth of 2% compared to the previous year. For the same year it recorded a net loss of ₹2,031 (net margin -14.6%) and EBITDA of -₹2,031 (EBITDA margin -14.6%). Revenue has declined at a compounded annual rate (CAGR) of 70% over three years and 38% over five years.
The current compliance status is marked as compliant by the Registrar of Companies.
Company details
Contact details
Diagram Infrastructure Private Limited's registered office is in Kolkata, West Bengal. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Registered Address23 A N . S. Road 10th Floor Room No 45, Kolkata, West Bengal, India – 700001
- IndustryFinancial Services, Real Estate Financing
To see the full contact details of Diagram Infrastructure 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 Diagram Infrastructure is real estate. In detail, this covers real estate activities with own or leased property.
| Main activity group code | Main activity | Business activity code | Business activity | Share of turnover |
|---|---|---|---|---|
| L | Real Estate | L1 | Real estate activities with own or leased property |
Financials of Diagram Infrastructure Private Limited
FY 2025 filings availableDiagram Infrastructure Private Limited reported revenue of ₹13,950 (up 2% YoY) for FY 2024.
Compounded Annual Growth Rate (CAGR)
Revenue rose 2% in the latest year, though over five years it has declined at a compounded annual rate (CAGR) of 38%. EBITDA fell 331% 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 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 | FY 2019-20 |
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| EBITDA | -₹2,031 | ||||
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| Net Profit (PAT) | -₹2,031 | ||||
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Financial Ratios
| Metrics | FY 2023-24 | FY 2022-23 | FY 2021-22 | FY 2020-21 | FY 2019-20 |
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| EBITDA Margin | -14.6% | ||||
| Net Profit Margin | -14.6% | ||||
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To see the full financial statements and ratios of Diagram Infrastructure Private Limited, buy the company report.
Board of directors of Diagram Infrastructure Private Limited
Diagram Infrastructure has 2 current directors and 2 former directors. Current directors are listed first, with their designation and appointment date.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Vinay Nangalia Also directs: Shri Hanuman Infra Developers Private Limited, Scroll Tie-Up Private Limited, Highland Tracom Private Limited and 2 more | Director | 08 Mar 2008 | 18 Years 7 Months | Current |
| Vikash Nangalia Also directs: Victoria Glass Works Pvt Ltd, Durez Engineers Pvt Ltd, R N R Processor Private Limited and 5 more | Director | 08 Mar 2008 | 18 Years 7 Months | Current |
Auditor
Diagram Infrastructure Private Limited is audited by JAIN HIMANSHU & CO for the financial year 2019.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| JAIN HIMANSHU & CO | FY 2019 | 330116E |
Shareholding
The shareholding of Diagram Infrastructure Private Limited is on record for 3 financial years, the latest being FY 2019, split between promoters, domestic institutions, foreign institutions, public shareholders and others.
| Shareholder category | FY 2019 | FY 2017 | FY 2016 |
|---|---|---|---|
| Promoters | |||
| Domestic institutional investors (DII) | |||
| Foreign institutional investors (FII) | |||
| Public | |||
| Others |
To see the full shareholding pattern of Diagram Infrastructure Private Limited, buy the company report.
Legal cases
No court or tribunal cases involving Diagram Infrastructure 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 Diagram Infrastructure Private Limited; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
GST
No GST registration is on our record for Diagram Infrastructure Private Limited; the GSTIN and return-filing check is in the company report Buy the company report.
Recent activity
Diagram Infrastructure Private Limited has 4 board changes on record since 2008: 2 appointments and 2 cessations. The latest: Shreerang Choudhary ceased to be Director on 28 Aug 2012.
Frequently asked questions
Diagram Infrastructure is an active private limited company based in Kolkata, West Bengal, India. The company works in real estate financing, within the financial services industry. It was incorporated on 13 February 2008 (18+ years old) and is registered under CIN U45400WB2008PTC122578.
Diagram Infrastructure has 2 current directors:
- Vinay Nangalia - Director
- Vikash Nangalia - Director
The latest financial statements of Diagram Infrastructure 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 CIN (Corporate Identification Number) of Diagram Infrastructure is U45400WB2008PTC122578. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Diagram Infrastructure was incorporated on 13 February 2008, making it 18+ years old. It is registered with the Registrar of Companies, Kolkata.
Shreerang Choudhary ceased to be Director on 28 Aug 2012. Shyam Sunder Choudhary ceased to be Director on 28 Aug 2012. Vikash Nangalia was appointed as Director on 08 Mar 2008. Diagram Infrastructure has 4 board changes on record in total.
The registered office of Diagram Infrastructure is at 23 A N . S. Road 10th Floor Room No 45, Kolkata, West Bengal, India – 700001.
Diagram Infrastructure operates in the financial services industry, in the real estate financing segment.
The compliance status of Diagram Infrastructure is compliant as of 14 September 2026. The company is actively filing with the Registrar of Companies.
Diagram Infrastructure can be reached at its registered office: 23 A N . S. Road 10th Floor Room No 45, Kolkata, West Bengal, India – 700001.

