Alt Carbon Tech Private Limited
About Alt Carbon Tech Private Limited
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Alt Carbon Tech Private Limited is a private limited company based in Kolkata, West Bengal, India. It operates in the clean energy solutions segment of the environmental services sector. It was incorporated on 22 August 2023.
The company is registered with the Registrar of Companies (ROC), Kolkata, under CIN U19109WB2023PTC264424. Its GSTIN is 19AAZCA2631D1ZJ (West Bengal). The company holds 3 GST registrations, all of them active.
The company has an authorised share capital of ₹15.5 Lakh and a paid-up capital of ₹1.68 Lakh. It is led by directors including Shrey Agarwal and Sparsh Agarwal.
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 Kolkata, West Bengal.
The company is associated with 1 brand: Alt Carbon. The company has 4 deals on record (4 funding rounds), with disclosed funding of ₹110.3 Cr; the latest was in May 2025. Its 7 peer companies in the Business Services industry (Business Auxiliary Services) are compared by revenue, 5 larger and 2 smaller; the largest is Spaceport India Foundation with revenue of ₹17.
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- Registered Address240/B Acharya Jagadish, Chandra Bose Road 3rd Fl, Kolkata, West Bengal, India – 700020
- IndustryEnvironment, Clean Energy Solutions
- 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
- One PDF report, delivered after checkout
Financials of Alt Carbon Tech Private Limited FY 2025 filings available
Alt Carbon Tech Private Limited reported revenue of ₹6 for FY 2024.
Financial Statement Summary of Alt Carbon Tech Private Limited
| Metrics | FY 2023-24 |
|---|---|
| Profit and Loss Statement | |
| Revenue from Operations | •••• |
| Other Income | •••• |
| Total Revenue | ₹6 |
| 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) | •••• |
| 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 of Alt Carbon Tech Private Limited
| Metrics | FY 2023-24 |
|---|---|
| Profitability | |
| EBITDA Margin | •••• |
| Net Profit Margin | •••• |
| 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 | •••• |
Paid data: the figures shown as dots are available after purchase of the company report. Figures as filed with the MCA in Form AOC-4. The full year-wise statements and ratios of Alt Carbon Tech are in the company report.
Financial statements from FY 2024
Earlier years and trend charts are in the company report.
- Income statements
- Balance sheets
- Cash-flow statements
- Ratios and benchmarks
Verified entity values are shown only after access is granted.
Peer Comparison of Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited is compared with the companies closest to it by revenue in the Business Services industry (Business Auxiliary Services). Net profit, margin and employee counts of each company are in the company report.
| Company | Revenue | Net profit | Margin | Growth (1 yr) | Employees | Location |
|---|---|---|---|---|---|---|
| Spaceport India Foundation | ₹17 (FY 2024) | •••• | •••• | -100.0% | •••• | New Delhi, Delhi, India |
| Neotia Merchandise Private Limited | ₹13 (FY 2025) | •••• | •••• | -100.0% | •••• | Kolkata, West Bengal, India |
| Trinity Book-Keeping and Accounts Private Limited | ₹11 (FY 2025) | •••• | •••• | -100.0% | •••• | Mumbai, Maharashtra, India |
| Lineweaver Digital Private Limited | ₹10 (FY 2024) | •••• | •••• | •••• | Mumbai, Maharashtra, India | |
| Obey One Digital Platform Private Limited | ₹10 (FY 2021) | •••• | •••• | •••• | Mumbai, Maharashtra, India | |
| Alt Carbon Tech Private Limited this company | ₹6 (FY 2024) | •••• | •••• | •••• | Kolkata, West Bengal, India | |
| Blackmist Private Limited | ₹3 (FY 2023) | •••• | •••• | •••• | Birbhum, West Bengal, India | |
| We Arrange Enterprises Private Limited | ₹1 (FY 2025) | •••• | •••• | -100.0% | •••• | Lucknow, Uttar Pradesh, India |
Peers are the five companies nearest above and the five nearest below Alt Carbon Tech by revenue in the Business Services industry (Business Auxiliary Services), from the latest filed financials of each company. Net profit, margin and employee counts of each peer are in the company report.
Auditor Details of Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited is audited by S.M. SENGUPTA & SONS for the financial year 2024.
| Name | Status | Appointment Date | Cessation Date |
|---|---|---|---|
| S.M. SENGUPTA & SONS | Locked | Locked | Locked |
Complete auditor history
Appointment and cessation dates and past auditor changes are in the company report.
- Appointment status
- Appointment dates
- Cessation dates
- Auditor changes
Verified entity values are shown only after access is granted.
Board of Directors of Alt Carbon Tech Private Limited
Alt Carbon Tech has 3 directors on record. No former directors are listed.
| Name | Designation | Appointment Date | Tenure | Status |
|---|---|---|---|---|
| Shrey Agarwal | Director | 22 Aug 2023 | 3 Years 1 Months | Current |
| Sparsh Agarwal | Director | 22 Aug 2023 | 3 Years 1 Months | Current |
| Roma Agarwal | Director | 22 Aug 2023 | 3 Years 1 Months | Current |
Ownership and Shareholding of Alt Carbon Tech Private Limited
Shareholding and ownership data
Promoter, institutional, public and beneficial ownership figures are in the company report.
- Ownership categories
- Historical changes
- Group structure
- FII and DII holdings
Verified entity values are shown only after access is granted.
Charges & Borrowings of Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited does not have any charges (loans) registered with the Registrar of Companies.
Deals & Funding of Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited has 4 deals on record (4 funding rounds), with disclosed funding of ₹110.3 Cr; the latest was in May 2025.
Deals on record (4 of 4)
| When | Deal | Amount | Parties |
|---|---|---|---|
| May 2025 | Funding round · Seed | ₹102.78 Cr | Investors: 4 individuals |
| Nov 2024 | Funding round | Undisclosed | Investors: ACT |
| Dec 2023 | Funding round | ₹4.57 Cr | Investors: Shastra VC (Veda Venture Capital) |
| Dec 2023 | Funding round · Seed | ₹2.95 Cr | Investors: iSeed, Angel List, PointOne Capital, an individual |
Full deal history
All 4 deals with amounts, valuations, instruments and every party are in the company report.
- Every funding round and share transfer
- Amounts and valuations
- Investors, buyers and sellers
- Instruments and deal dates
Verified entity values are shown only after access is granted.
Deal records are compiled from filings and public sources; amounts are shown only where the source reported them.
Associated Brands with Alt Carbon Tech Private Limited
Alt Carbon Tech operates one associated brand: Alt Carbon. Each brand links to its own profile.
| Brand | Description | Website |
|---|---|---|
| Enhanced rock weathering solutions for CO2 removal are provided. | alt-carbon.com |
Employees and EPFO Compliance at Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited has a workforce of 0 employees as of Oct 14, 2024.
Employee and EPFO history
Monthly headcount, contribution history and filing status are in the company report.
- Monthly headcount
- PF contributions
- ECR filing status
- Establishment history
Verified entity values are shown only after access is granted.
Recent Activity on Alt Carbon Tech Private Limited
Alt Carbon Tech Private Limited has 3 board changes on record since 2023: 3 appointments. The latest: Roma Agarwal was appointed as Director on 22 Aug 2023.
Credit Ratings, Litigation & Regulatory Alerts for Alt Carbon Tech Private Limited
Credit ratings, litigation, and regulatory alerts
Credit ratings, court records and regulatory alerts are in the company report.
- Rating history
- Court and tribunal cases
- Regulatory alerts
- Director-linked violations
Verified entity values are shown only after access is granted.
MSME Payment Delays by Alt Carbon Tech Private Limited
MSME payment history
Amounts due to small suppliers, the reasons given and MSME-1 filings are in the company report.
- Outstanding amounts
- Delay periods and reasons
- MSME-1 filing history
- Vendor payment signals
Verified entity values are shown only after access is granted.
Subsidiaries & Group Companies of Alt Carbon Tech Private Limited
Corporate group structure
Parent, subsidiary, associate and joint venture records with holdings are in the company report.
- Parent company
- Subsidiaries and ownership
- Associates and joint ventures
- Entity investments
Verified entity values are shown only after access is granted.
GST Compliance of Alt Carbon Tech Private Limited
Alt Carbon Tech has 3 GST registrations: 3 active.
| GSTIN | State | Status | Registered on |
|---|---|---|---|
| 19AAZCA2631D1ZJ | West Bengal | Active | 27 Feb 2025 |
| 29AAZCA2631D1ZI | Karnataka | Active | 25 Mar 2024 |
| 29AAZCA2631D2ZH | Karnataka | Active | 26 Mar 2025 |
GST registrations and filing compliance
State-wise GST registrations, return filing status and HSN or SAC codes are in the company report.
- GSTIN registrations
- State-wise filing status
- HSN and SAC details
- Tax jurisdiction records
Verified entity values are shown only after access is granted.
MCA Filings & Documents of Alt Carbon Tech Private Limited
MCA filings and documents
Filed forms, annual returns, financial statements and charge filings with their dates are in the company report.
- Incorporation documents
- Annual returns and statements
- Charge filings
- Complete filing index
Verified entity values are shown only after access is granted.
Frequently Asked Questions about Alt Carbon Tech Private Limited
Alt Carbon Tech is an active private limited company based in Kolkata, West Bengal, India. The company works in clean energy solutions, within the environment industry. It was incorporated on 22 August 2023 (3+ years old) and is registered under CIN U19109WB2023PTC264424.
Alt Carbon Tech has 3 current directors:
- Shrey Agarwal - Director
- Sparsh Agarwal - Director
- Roma Agarwal - Director
The GSTIN of Alt Carbon Tech is 19AAZCA2631D1ZJ, registered in West Bengal. The company has 3 GST registrations in all, of which 3 are active. Other active GSTINs include 29AAZCA2631D1ZI (Karnataka), 29AAZCA2631D2ZH (Karnataka).
The CIN (Corporate Identification Number) of Alt Carbon Tech is U19109WB2023PTC264424. It is issued by the Ministry of Corporate Affairs under the Companies Act, 2013, and uniquely identifies the company in India.
Alt Carbon Tech was incorporated on 22 August 2023, making it 3+ years old. It is registered with the Registrar of Companies, Kolkata.
Alt Carbon Tech has 4 deals on record (4 funding rounds), with disclosed funding of ₹110.3 Cr; the latest was in May 2025.
The peers of Alt Carbon Tech by revenue are Spaceport India Foundation, Neotia Merchandise Private Limited, Trinity Book-Keeping and Accounts Private Limited, Lineweaver Digital Private Limited, Obey One Digital Platform Private Limited and 2 more, all in the Business Services industry (Business Auxiliary Services).
Roma Agarwal was appointed as Director on 22 Aug 2023. Shrey Agarwal was appointed as Director on 22 Aug 2023. Sparsh Agarwal was appointed as Director on 22 Aug 2023.
The registered office of Alt Carbon Tech is at 240B Acharya Jagadish, Chandra Bose Road 3rd Fl, Kolkata, West Bengal, India – 700020.
Alt Carbon Tech has an authorised share capital of ₹15.5 Lakh and a paid-up capital of ₹1.68 Lakh.
Alt Carbon Tech operates in the environment industry, in the clean energy solutions segment.