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ENVIRO INFRA ENGINEERS LIMITED — Investor Relations & Filings

Ticker · EIEL ISIN · INE0LLY01014 LEI · 335800HYR2F8RFU1JM03 BSE.NS Water supply; sewerage, waste management and remediation activities
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Filings indexed 215 across all filing types
Latest filing 2026-03-30 Regulatory Filings
Country IN India
Listing BSE.NS EIEL

About ENVIRO INFRA ENGINEERS LIMITED

https://www.eiel.in

Enviro Infra Engineers Limited specializes in the design, engineering, construction, and operation of water and wastewater treatment infrastructure. The company focuses on delivering comprehensive solutions for Sewage Treatment Plants (STP), Common Effluent Treatment Plants (CETP), and Water Supply Scheme Projects (WSSP). Its service portfolio encompasses the entire project lifecycle, from initial conceptualization and engineering to procurement, construction, and long-term operation and maintenance. Utilizing advanced treatment technologies, the firm serves government authorities and municipal bodies to address urban water management and environmental conservation needs. Key project delivery models include Engineering, Procurement, and Construction (EPC) contracts and Hybrid Annuity Model (HAM) frameworks, ensuring the delivery of sustainable water infrastructure and the effective treatment of industrial and domestic effluents.

Recent filings

Filing Released Lang Actions
Trading Window
Regulatory Filings Classification · 95% confidence The document is a notification to stock exchanges about the closure of the trading window pursuant to insider trading regulations ahead of the announcement of audited financial results for the quarter and year ending March 31, 2026. It does not contain any financial data or results itself, nor does it present a report. It is a regulatory announcement related to compliance and trading restrictions before financial results are declared. The document length is short (1511 characters) and it serves as an official notice rather than a report or detailed filing. Therefore, it fits best under Regulatory Filings (RNS).
2026-03-30 English
Bagging/Receiving of orders/contracts
Capital/Financing Update Classification · 95% confidence The document is a formal notification to stock exchanges about the receipt of a Letter of Award (LOA) for a contract in the renewable energy segment. It details the contract terms, parties involved, contract value, and execution timeline. The document references compliance with SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, specifically Regulation 30, which pertains to disclosure of material events. The content is an announcement of a new contract award, which is a capital/financing update type of information rather than a financial report, management discussion, or regulatory filing. The document length is short (2668 characters) and it is not a report or certification but a disclosure of a material event. Therefore, the appropriate classification is Capital/Financing Update (CAP).
2026-03-30 English
Bagging/Receiving of orders/contracts
Regulatory Filings Classification · 95% confidence The document is a notification to stock exchanges about the receipt of a Letter of Award (LOA) for a contract in the renewable energy segment. It provides details about the contract, including the awarding entity (NTPC Limited), contract nature (EPC for Battery Energy Storage Systems), contract value, and execution timeline. The document references compliance with SEBI Listing Obligations and Disclosure Requirements Regulation 30, which pertains to disclosure of material events. This type of announcement is a regulatory filing informing the market about a significant contract win, not a financial report, earnings release, or management discussion. The document length is short (2718 characters) and is clearly an announcement rather than a report. Therefore, the appropriate classification is Regulatory Filings (RNS).
2026-03-28 English
Press Release
Capital/Financing Update Classification · 90% confidence The document is a press release announcing the receipt of a new project order worth ₹411.08 Crores by Enviro Infra Engineers Limited. It is addressed to stock exchanges and includes details about the project and company background. There are no financial statements, regulatory certifications, voting results, or management changes. The document is short (3519 characters) and serves as an announcement of a business development rather than a financial report or regulatory filing. Therefore, it fits best under the category of Capital/Financing Update (CAP) as it relates to a significant new project order impacting the company's business and potentially its financial outlook.
2026-03-12 English
Bagging/Receiving of orders/contracts
Capital/Financing Update Classification · 95% confidence The document is a notification to stock exchanges about the receipt of a Letter of Acceptance (LOA) for a significant contract related to an engineering, procurement, and construction (EPC) project. It provides details about the contract, including the awarding entity, contract nature, value, and execution timeline. The document references compliance with SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, specifically Regulation 30, which pertains to disclosure of material events. This type of filing is an update on company activities related to contracts and orders, which fits the category of Capital/Financing Update (CAP) as it informs investors and the market about significant business developments impacting the company's operations and potential financials. The document is not a full financial report, earnings release, or management discussion, nor is it a regulatory certification or announcement of a report publication. Therefore, the most appropriate classification is Capital/Financing Update (CAP).
2026-03-12 English
Analysts/Institutional Investor Meet/Con. Call Updates
Regulatory Filings Classification · 95% confidence The document is a short notice informing the stock exchanges about an upcoming investor meeting or interaction scheduled for a future date. It references Regulation 30(6) of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, which pertains to disclosure of material events. The content is an announcement of an event (investor meeting) rather than a report or detailed financial document. The document length is only 1277 characters, indicating it is a brief announcement. There is no financial data, no detailed presentation, no voting results, no management changes, or other report content. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2026-03-04 English

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