
About Altenerg Private Limited
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Altenerg Private Limited is a private limited company based in Chennai, Tamil Nadu, India, recognised as a startup by DPIIT. It operates in the waste management and recycling solutions segment of the environmental services sector. It was incorporated on 23 November 2021 and has been in existence for over 5 years.
The company is registered with the Registrar of Companies (ROC), Chennai, under CIN U74110TN2021PTC148085. Its GSTIN is 33AAWCA1521H1ZT (Tamil Nadu).
The company has an authorised share capital of ₹1 Lakh and a paid-up capital of ₹1 Lakh. It is led by directors Somayajula Venkata Chalapathy Rao and Arjun Somayajula.
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 Chennai, Tamil Nadu.
As per the financials filed for FY 2025, the company reported a revenue of ₹47.48 Lakh, a decline of 83% compared to the previous year. For the same year it recorded a net loss of ₹62.92 Lakh (net margin -132.5%) and EBITDA of -₹53.13 Lakh (EBITDA margin -111.9%). Revenue has declined at a compounded annual rate (CAGR) of 6% over three years.
The company is associated with 1 brand: AltenerG. As per MCA filings, the company has open charges of ₹21.4 Lakh on record.
Altenerg Private Limited is registered as a micro enterprise under the Udyam registration framework (Reg. No. UDYAM-TN-02-0101944). For more details, the company can be reached via its website altenerg.in.
Company details
CIN history
Altenerg has one previous CIN (Corporate Identification Number): U37100TN2021PTC148085. The current CIN is U74110TN2021PTC148085, which is the unique identifier assigned by the Registrar of Companies.
| CIN | Status |
|---|---|
| U74110TN2021PTC148085 | Current |
| U37100TN2021PTC148085 | Previous |
Recognitions & Rankings of Altenerg
- Category
- Micro (2024-25)
- Udyam number
- UDYAM-TN-02-0101944
Contact details
Altenerg Private Limited's registered office is in Chennai, Tamil Nadu. Its website is altenerg.in. Its e-mail address and telephone number are in the company report.
- Email
- Telephone
- Website
- Registered AddressNo 67 1st Floor 2nd Street Extension I, Venkatesa Nagar Virugambakkam, Chennai, Tamil Nadu, India – 600092
- IndustryEnvironment, Waste Management & Recycling Solutions
To see the full contact details of Altenerg 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
Brands
Altenerg operates one associated brand: AltenerG. Each brand links to its own profile.
| Brand | Description | Website |
|---|---|---|
| Offers alternative fuels from biomass and metal scrap recycling services internationally. | altenerg.in |
Business activity
The main business activity of Altenerg is water supply; sewerage, waste management and remediation activities. In detail, this covers waste collection, treatment and disposal activities; materials recovery.
| Main activity group code | Main activity | Business activity code | Business activity | Share of turnover |
|---|---|---|---|---|
| E | Water supply; sewerage, waste management and remediation activities | 38 | Waste collection, treatment and disposal activities; materials recovery |
To see the full business activity and turnover split of Altenerg Private Limited, buy the company report.
Financials of Altenerg Private Limited
FY 2025 filings availableAltenerg Private Limited reported revenue of ₹47.48 Lakh (down 83% YoY) for FY 2025.
Compounded Annual Growth Rate (CAGR)
Revenue has declined at a compounded annual rate (CAGR) of 6% over three years, including a 83% fall in the latest year. EBITDA rose 20% 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 |
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| EBITDA | -₹53.13 Lakh | |||
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| Net Profit (PAT) | -₹62.92 Lakh | |||
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Financial Ratios
| Metrics | FY 2024-25 | FY 2023-24 | FY 2022-23 | FY 2021-22 |
|---|---|---|---|---|
| Profitability | ||||
| EBITDA Margin | -111.9% | |||
| Net Profit Margin | -132.5% | |||
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To see the full financial statements and ratios of Altenerg Private Limited, buy the company report.
Board of directors of Altenerg Private Limited
Altenerg has 2 current directors and 1 former director. Current directors are listed first, with their designation and appointment date.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Somayajula Venkata Chalapathy Rao | Director | 23 Nov 2021 | 4 Years 11 Months | Current |
| Arjun Somayajula Also directs: United Commerce Private Limited, Groundhogs Private Limited | Director | 23 Nov 2021 | 4 Years 11 Months | Current |
Auditor
Altenerg Private Limited is audited by G SUBRAMANIAN & ASSOCIATES for the financial year 2022.
| Auditor firm | Financial year | Firm registration number |
|---|---|---|
| G SUBRAMANIAN & ASSOCIATES | FY 2022 |
Shareholding
The shareholding of Altenerg Private Limited is on record for FY 2022, split between promoters, domestic institutions, public shareholders and others.
| Shareholder category | FY 2022 |
|---|---|
| Promoters | |
| Domestic institutional investors (DII) | |
| Public | |
| Others |
To see the full shareholding pattern of Altenerg Private Limited, buy the company report.
Charges & borrowings
| Date | Charge ID | Lender | Amount | Status | Modified or satisfied on |
|---|---|---|---|---|---|
| 31 Oct 2022 | 100665059 | Hdfc Bank Limited | ₹21.4 Lakh | Open |
Total charge records: 1 View all charges
Legal cases
No court or tribunal cases involving Altenerg 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 Altenerg Private Limited; the supplier-wise MSME Form 1 check is in the company report Buy the company report.
Employees & EPFO
Altenerg Private Limited has 1 active EPFO establishment as of Mar 23, 2024.
GST
Altenerg has 1 GST registration: 1 active.
| GSTIN | State | Status | Registered on |
|---|---|---|---|
| 33AAWCA1521H1ZT | Tamil Nadu | Active | 08 Dec 2021 |
To see the full GST registrations and return filing status of Altenerg Private Limited, buy the company report.
Recent activity
Altenerg Private Limited has 4 board changes on record since 2021: 3 appointments and 1 cessation. The latest: Chepauk Rao Madhumathi ceased to be Director on 23 May 2025.
Frequently asked questions
Altenerg is an active private limited company based in Chennai, Tamil Nadu, India. The company works in waste management and recycling solutions, within the environment industry. It was incorporated on 23 November 2021 (5+ years old) and is registered under CIN U74110TN2021PTC148085.
Altenerg has 2 current directors:
- Somayajula Venkata Chalapathy Rao - Director
- Arjun Somayajula - Director
The latest financial statements of Altenerg 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 2022 are in the company report.
The GSTIN of Altenerg is 33AAWCA1521H1ZT, registered in Tamil Nadu.
The CIN (Corporate Identification Number) of Altenerg is U74110TN2021PTC148085. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Altenerg was incorporated on 23 November 2021, making it 5+ years old. It is registered with the Registrar of Companies, Chennai.
Chepauk Rao Madhumathi ceased to be Director on 23 May 2025. Arjun Somayajula was appointed as Director on 23 Nov 2021. Chepauk Rao Madhumathi was appointed as Director on 23 Nov 2021. Altenerg has 4 board changes on record in total.
Yes, Altenerg is recognised as a startup by the Department for Promotion of Industry and Internal Trade (DPIIT).
Yes, Altenerg is registered as a micro enterprise under Udyam registration (number: UDYAM-TN-02-0101944).
Altenerg can be reached through the website altenerg.in. Its registered office is in Chennai, Tamil Nadu, India.

