Pursuant to the SEBI Listing Regulations, please find enclosed herewith a copy of the Investor presentation on the Unaudited Financial Results of the Company for the quarter and half year ended September 30, 2026.

October 15, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Bandra Kurla Complex, Mumbai – 400 001 Bandra (East), Mumbai – 400 051 Scrip Code: 542760 Symbol: SWSOLAR Sub.: Investor presentation on the Unaudited Consolidated and Standalone Financial Results (“Unaudited Financial Results”) of Sterling and Wilson Renewable Energy Limited (“the Company”) for the quarter and half year ended September 30, 2026 Ref.: Regulation 30 read with Part A of Schedule III of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“SEBI Listing Regulations”) Dear Sir/ Ma’am, Pursuant to the SEBI Listing Regulations, please find enclosed herewith a copy of the Investor presentation on the Unaudited Financial Results of the Company for the quarter and half year ended September 30, 2026. Request you to take the same on records. Yours faithfully, For Sterling and Wilson Renewable Energy Limited Ajit Pratap Singh Chief Financial Officer Encl.: As above Sterling and Wilson Renewable Energy Limited Regd. Office: Universal Majestic, 9th Floor, P. L. Lokhande Marg, Chembur (W), Mumbai - 400043 Phone: (91-22) 25485300 | Fax: (91-22) 25485331 | CIN: L74999MH2017PLC292281 Email: info@sterlingwilson.com | Website: www.sterlingandwilsonre.com The future of solar energy is Bright STERLING AND WILSON RENEWABLE ENERGY LIMITED Investor Presentation- Q2 FY27 ONE OF THE LEADING SOLAR EPC AND O&M SOLUTIONS PROVIDERS IN THE WORLD 15 October 2026 Disclaimer This presentation and the accompanying slides (the “Presentation”), which have been prepared by Sterling and Wilson Renewable Energy Limited (the “Company”), have been prepared solely for information purposes and is not a prospectus, disclosure document, placement document or other offering document under any law, nor does it form part of, and should not be construed as, any present or future invitation, recommendation or offer to purchase or sell securities of the Company or an inducement to enter into investment activity in any jurisdiction. No offering of securities of the Company will be made except by means of a statutory offering document containing detailed information about the Company. If there is any subsequent offering of any security of the Company, it will be made pursuant to separate and distinct offering documentation, and in such case the information in this Presentation will be superseded in its entirety by any such offering documentation in final form. This Presentation has been prepared by the Company based on information and data which the Company considers reliable, but the Company makes no representation or warranty, express or implied, whatsoever, and no reliance shall be placed on, the truth, accuracy, completeness, fairness and reasonableness of the contents of this Presentation. This Presentation may not be all inclusive and may not contain all of the information that you may consider material. Any liability in respect of the contents of, or any omission from, this Presentation is expressly excluded. Certain statements made in this Presentation may not be based on historical information or facts and may be “forward-looking statements” by reason of context, including those relating to the Company’s general business plans, planned projects and strategy, future financial condition and growth prospects, future developments in industry and competitive and regulatory environment. All forward-looking statements are based on judgments derived from the information available to the Company at this time. Forward-looking statements can be identified by terminology such as such as “potential,” "opportunity," “expected,” “will,” “planned,” "estimated", "continue", "on-going" or similar terms. Forward looking statements are based on the current beliefs and expectations of the Company regarding future events, and are subject to various risks and uncertainties, many of which are difficult to predict. Actual results may differ materially from anticipated results due to factors beyond the Company’s control. Such risks and uncertainties include, but are not limited to, challenges to intellectual property, competition from other products, adverse litigation or government action, and changes to laws and regulations applicable to our industry. This Presentation also contains certain financial and operational information relating to the Company that is based on management estimates. These estimates are based on management's past experience and subjective judgment, and the manner in which such estimates are determined may vary from that used for the preparation and presentation of similar information provided by other companies engaged in the sector in which our Company operates. Neither the Company nor its affiliates or advisors or representatives nor any of their respective affiliates or any such person's officers or employees guarantees that the assumptions underlying such forward-looking statements or management estimates are free from errors nor does either accept any responsibility for the future accuracy of the forward-looking statements contained in this Presentation or the actual occurrence of the forecasted developments. The risks and uncertainties relating to these statements include, but are not limited to, risks and uncertainties regarding fluctuations in earnings, our ability to manage growth, competition (both domestic and international), economic growth in India and abroad, ability to attract and retain highly skilled professionals, time and cost over runs on contracts, our ability to manage our international operations, government policies and actions, regulations, interest and other fiscal costs generally prevailing in the economy. The Company does not undertake to make any announcement in case any of these forward looking statements become materially incorrect in future or update any forward looking statements made from time to time by or on behalf of the Company. Contents Company Overview Our Journey 04 05 Business Overview Track record 07 12 Financial Highlights Beyond Business 15 23 About us | WHO WE ARE Leading Solar EPC and O&M Solutions Provider Market Leader Solar EPC Leading solutions provider in We offer Design, Detailed Engineering, Procurement, Construction, Installation, Commissioning and Operations & Maintenance services under turnkey EPC and BoS the world (Balance of System) solutions for utility-scale, and floating solar power projects. We also offer solar plus storage solutions. Solar O&M Leading C player globally N EPC Portfolio N EPC and O&M of Abu Dhabi S U EPC and O&M E L L 29.8 GWp O I T 1,177 MWp One of the O H 3GW+ in 2 projects E I N world’s largest single location R Executing one of India’s X G PV plant W largest PV plants at E O&M Portfolio O L C O Khavda, Gujarat A 18.9 GWp E P L Regional presence across C I Executing one of India’s Leading Solar EPC T B 28 countries Significant S largest BESS projects player in India A R Global Manpower O L cost benefit and timely E M E 4,060 G O P O execution D End-to-end “concept to commission” solar EPC Journey 2018 2022 2020 2024 2026 Expanded Reliance New Energy operations in Ranked 2nd largest 2013 acquired 40% stake in Commissioned 4.5 GW AC SWREL closed five Australia by O&M player in the Sterling and Wilson capacities in FY26 marquee project wins Completed our 2016 acquiring a world by Wood Renewable Energy Achieved highest annual totaling over INR 2,400 first turnkey controlling stake in Mackenzie Limited turnover post IPO crore GCO Electrical Pty Achieved highest EPC project Diversified into Rooftop Ltd Awarded one of the unexecuted order value of Started more than INR 13,000 cr in Solar largest domestic EPC June 2026 international contract of 1.6 GW by solar Started third- NTPC operations party O&M services 2017 2019 2015 Demerger of S&W 2023 2011 Solar from S&W Group 2025 Listed on BSE and 2021 Recognized as Achieved a second Ventured the largest Incorp [Showing first 8,000 characters — download PDF for full document]