Press Release

Date: 5th November, 2026 To To National Stock Exchange of India Limited BSE Ltd Exchange Plaza, C-1, Block G, Phiroze Jeejeebhoy Towers, Bandra Kurla Complex, Dalal Street, Fort, Bandra (East) Mumbai- 400051 Mumbai - 400 001 NSE Scrip Code: EIEL BSE Scrip Code: 544290 Sub: Media Release – Unaudited Consolidated Financial Results for the Quarter and Half Year ended 30.09.2026 Dear Sir/ Madam, In accordance with Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, please find attached herewith media release on the Unaudited Consolidated Financial Results of the Company for the quarter and half year ended 30th September, 2026. The aforesaid information is also available on the Company’s website at www.eiel.in You are requested to take the same on your records. Thanking You, Yours faithfully, Enviro Infra Engineers Limited Piyush Jain Company Secretary and Compliance officer A57000 Encl: a/a Earnings Release Enviro Infra Reports 60.0% YoY Revenue Growth in Q2 FY27 H1 FY27 Revenue grows 54.4% YoY to ₹7,230 Mn; EBITDA increases 16.6% YoY to ₹1,505 Mn Core Water & Wastewater Business contributes approximately 71% of H1 FY27 Revenue, supported by established treatment and execution capabilities Diversified Order Book of ₹67,782 Mn across Water & Wastewater and Renewable Energy provides strong execution visibility Delhi, 05th November 2026: Enviro Infra Engineers Limited, a leading infrastructure company specializing in the design, construction, operation, and maintenance of Water and Wastewater Treatment Plants (WWTPs) and Water Supply Scheme Projects (WSSPs) for government authorities across India and rapidly scaling its presence across renewable energy and battery storage infrastructure, today announced its unaudited consolidated financial results for the quarter ended September 30, 2026. With an established presence in water and wastewater infrastructure, the Company provides integrated engineering solutions across sewage treatment, sewerage networks, industrial effluent treatment, water supply and treated-water reuse. Supported by its in-house engineering capabilities, advanced treatment technologies and long-term operations and maintenance expertise, Enviro Infra continues to strengthen its core water infrastructure business while expanding its presence across renewable energy and battery storage infrastructure. Consolidated Key Financial Highlights: Particulars (₹ Mn) Q2 FY27 Q2 FY26 YoY Q1 FY27 H1 FY27 H1 FY26 YoY Revenue from 3,638 2,273 60.01% 3,592 7,230 4,683 54.39% Operations EBIDTA* 749 649 15.27% 757 1,505 1,292 16.56% EBITDA Margin (798) 20.58% 28.56% 21.07% 20.82% 27.58% (676) bps (%) Bps (20.22) PAT 395 495 452 847 920 (7.91) % PAT Margin (%) 10.62% 20.51% (989) bps 12.38% 11.49% 18.75% (792) bps *Excluding other income For the Half Year Ended September 30, 2026 (H1 FY27): • Revenue from Operations stood at ₹7,230 million, registering a 54.39% YoY growth, supported by execution across the Company's core water and wastewater infrastructure business and increasing contribution from renewable energy operations. • EBITDA stood at ₹1,505 million, registering a 16.56% YoY growth, with an EBITDA margin of 20.82%. • PAT stood at ₹847 million, with a PAT margin of 11.49%. • The core water and wastewater infrastructure business, including O&M and annuity revenue, accounted for approximately 71% of consolidated revenue, reflecting the continued significance of the Company's established operations. • Renewable Energy contributed approximately 29% of consolidated revenue, demonstrating the increasing scale of the Company's diversified business portfolio. • The Company's consolidated order book stood at ₹67,782 million, providing healthy execution visibility across its infrastructure businesses. For the Quarter Ended September 30, 2026 (Q2 FY27): • Revenue from Operations stood at ₹3,638 million, registering a 60.01% YoY growth, supported by continued execution across the Company's diversified infrastructure portfolio. • EBITDA stood at ₹749 million, registering a 15.27% YoY growth, with an EBITDA margin of 20.58%. • PAT stood at ₹395 million, with a PAT margin of 10.62%. Key Business Developments • Water & Wastewater Infrastructure: The Company continues to strengthen its core water and wastewater business through the execution of EPC, HAM and long-term O&M projects. During H1 FY27, it secured two HAM projects in Varanasi under the Namami Gange Programme, with a combined value of approximately ₹257 crore (excluding GST), including 15 years of O&M. • Wind EPC Order – Tata Power Renewable Energy: The Company's step-down subsidiary, Suyog Urja Limited, received an LOI worth ₹224.19 crore (including GST) for EPC works relating to the 180 MW NTPC Wind Power Project in Maharashtra. • Wind EPC Order – ARIE Energy: In October 2026, Suyog Urja received an LOI worth ₹228 crore (excluding GST) for the 100 MW Ajani Wind Power Project in Maharashtra, further strengthening the Company's wind EPC portfolio. • Renewable Energy Diversification: Renewable Energy contributed approximately 29% of H1 FY27 revenue, compared with 11% in FY26, reflecting the growing contribution from solar, wind and Battery Energy Storage Systems (BESS). Order Book As of September 30, 2026, the Company's diversified order book stood at ₹67,782 million (₹6,778.2 crore), providing healthy execution visibility across its businesses. • Water & Wastewater: ₹34,387 million, comprising EPC orders of ₹21,056 million, HAM projects of ₹3,463 million and long-term O&M contracts of ₹9,867 million. • Renewable Energy: ₹33,395 million across Solar EPC, Wind EPC, BESS EPC, IPP and O&M projects. Commenting on the overall performance of the Company, Mr. Sanjay Jain, Chairman, Enviro Infra Engineers Limited, said “Q2 FY27 reflects strong growth in our operations, supported by continued execution across our core water and wastewater infrastructure business and the increasing contribution from our renewable energy portfolio. During the quarter, revenue grew by 60% year-on-year, while EBITDA increased by 15.3%, reflecting the growing scale and diversification of our business. The core Water and Wastewater segment contributes around 71% of consolidated revenue, underscoring its significance to the overall business. Continuing on the back of our strong execution capabilities, the company is in advanced stages of completion of 3 STP projects, namely 60 MLD STP at Mathura, 77 MLD STP at Yamuna Nagar and 50 MLD STP at Amritsar, being delivered well ahead of time. Our renewable energy vertical continues to gain momentum across solar, wind and Battery Energy Storage Systems (BESS), contributing approximately 29% of our revenues during H1 FY27. A key development during the quarter was the ₹224.19 crore wind EPC order secured through our step-down subsidiary, Suyog Urja, from Tata Power Renewable Energy Limited, further strengthening our capabilities and presence in the renewable energy sector. Our diversified order book of approximately ₹6,778 crore across water infrastructure and renewable energy provides healthy revenue visibility. While profitability has been impacted by changes in project mix and elevated costs, we remain focused on disciplined execution, operational efficiencies and maintaining sustainable margins as our businesses scale. Looking ahead, with increasing investments in water infrastructure, renewable energy and energy storage, we remain confident in our long-term growth opportunities. Our focus continues to be on strengthening execution capabilities, expanding our presence across sustainable infrastructure segments and creating long-term value for our stakeholders." About Enviro Infra Engineers Limited: Enviro Infra Engineers Limited, incorporated in 2009 and headquartered in New Delhi, is an infrastructure company specializing in the design, construction, operation and maintenance of Water and Wastewater Treatment Plants (WWTPs) and Water Supply Scheme Project [Showing first 8,000 characters — download PDF for full document]