Intimation of Investor Presentation for the quarter ended June 30, 2026

August 14, 2026 To, To, BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Plot no. C/1, G Block, Dalal Street, Bandra-Kurla Complex Mumbai – 400001 Bandra (E), Mumbai - 400051 Scrip Code: 544532 Symbol: SOLARWORLD Sub: Intimation of Investor Presentation for the quarter ended June 30, 2026 Dear Sir/Madam, Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, as amended, please find enclosed herewith the Investor Presentation for the Un-Audited (Standalone and Consolidated) Financial Results for the quarter ended June 30, 2026. This is for your information and records. Thanking you. Yours faithfully, For Solarworld Energy Solutions Limited (Formerly known as Solarworld Energy Solutions Private Limited) Varsha Bharti Company Secretary and Compliance Officer Membership No.: A37545 Encl.: A/a Regd. Office : 501, Padma Palace, 86, Nehru Place, New Delhi-110019, India Corp. Office : 3rd Floor, A-45 to 50, Pioneer House, Sec-16, Noida-201301 (U.P.) India Tel. (EPABX) : 91-120-4269273 Website : www.worldsolar.in E-mail : info@worldsolar.in CIN : L42201DL2013PLC255455 Solarworld Energy Solutions Limited Investor Presentation | Q1FY27 Safe Harbor Statement This presentation and the accompanying slides (the “Presentation”), which have been prepared by Solarworld Energy Solutions Ltd (the “Company”), have been prepared solely for information purposes and do not constitute any offer, recommendation or invitation to purchase or subscribe for any securities, and shall not form the basis or be relied on in connection with any contract or binding commitment whatsoever. No offering of securities of the Company will be made except by means of a statutory offering document containing detailed information about the Company. 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 matters discussed in this Presentation may contain statements regarding the Company’s market opportunity and business prospects that are individually and collectively forward-looking statements. Such forward-looking statements are not guarantees of future performance and are subject to known and unknown risks, uncertainties and assumptions that are difficult to predict. These risks and uncertainties include, but are not limited to, the performance of the Indian economy and of the economies of various international markets, the performance of the industry in India and world-wide, competition, the company’s ability to successfully implement its strategy, the Company’s future levels of growth and expansion, technological implementation, changes and advancements, changes in revenue, income or cash flows, the Company’s market preferences and its exposure to market risks, as well as other risks. The Company’s actual results, levels of activity, performance or achievements could differ materially and adversely from results expressed in or implied by this Presentation. The Company assumes no obligation to update any forward-looking information contained in this Presentation. Any forward-looking statements and projections made by third parties included in this Presentation are not adopted by the Company and the Company is not responsible for such third-party statements and projections. Key Highlights Financial Performance Q1 FY27 1780.3 Mn 206.6 Mn 95.0 Mn Total Income EBITDA PAT 11.6% Margin 5.3% Margin 121% -2% -26% YoY Growth YoY YoY FY26 14,160.7 Mn 1,879.34 Mn 1,204.7 Mn Total Income EBITDA PAT 13.3% EBITDA Margin 8.5% PAT Margin 157% 63% 56% YoY Growth YoY Growth YoY Growth At a glance 15,886 Mn 11,389 Mn 348 MW/DC 60+ Solar EPC and O&M Including EPC for BESS IPP projects EPC Portfolio Installed till Date Total Number of Projects for ongoing projects 1.2 GW 5GW 3.4 GW 1.552 GW TopCon Solar Cell Line Junction box BESS Line TopCon Solar Module Line Under Execution Developed and Production Product to be launched shortly Expected by June 2027 commenced Crisil A- 13+ yrs 400+ Top 3 Long Term Experience Employee Strength In EPC segment profitability wise Credit Rating by CRISIL Company Overview Business Model Solutions Offered Through Two Distinct Models End-to end Solutions on a Turn-key Basis Ownership of the project vests with the customer itself CAPEX Model Under the CAPEX model, we provide end-to-end solutions by designing, installing, setting up and commissioning the solar power projects on a turn-key basis for our customers, while the ownership of the solar power projects vests with the customer itself. RESCO Model No capital investment required by power purchaser (Renewable Energy Service Under the RESCO model, the investment includes land acquisition, equipment procurement and installation, and Company) obtaining necessary regulatory and statutory approvals from local authorities. Our Portfolio 47 / 13 264 MW AC/ 1405 MW / AC 582 MW/ Completed / Ongoing 1809 MW / DC 1184 MWh 348 MW DC projects Ongoing Projects Ongoing Projects Total Capacity of Completed Capacity for EPC Capacity for BESS Projects Q1FY27 Business Update The 1.552 GW module manufacturing facility is spread across 7.5-acres in Roorkee, Uttarakhand, Solar Panel Module features fully automated ATW and Horad lines commissioned in July 2025, producing high-efficiency Manufacturing Line TOPCon panels (610–750 W) across M10R, G12R, and G12 configurations. 3.4 GW fully automated BESS facility with KUKA robotics is ready and company will launch product in Battery Energy Storage the market shortly. System Junction Box 5 GW junction box line has been developed through a joint venture, and production has commenced. Manufacturing 1.2 GW solar cell facility under development, with commercial operations targeted by June 2027 Solar Cell Line Milestones that define our Growth Story 2013 2015 2020 2024 2026 Incorporation Completion of first 10 MW Completion of first 10 MW AC / 14 MW • Converted to a public limited company • Initiated work on its solar cell line. The 1.2 GW of the Company grid connected solar power DC ground mount solar capacity project • Strengthened presence in utility-scale solar EPC facility is projected to become operational by the plant in Telangana projects through continued execution for PSU clients end of June 2027. • Secured entry into Battery Energy Storage Systems (BESS) with multiple PSU orders. • Trial underway for 3.4 GW BESS manufacturing facility, marking entry into energy storage value chain 2014 2017 2023 2025 Completion of first • Secured government rooftop solar project • Completion of the first 75 • Successfully listed on NSE and BSE following a strong IPO 500 KWp solar as the successful bidder for end-to-end MW / 105 MW DC for SJVN response power plant in Noida design, engineering, supply, installation, Green Energy Limited • Commissioned the 1.552 GW ALMM-approved module and O&M across multiple Indian states. manufacturing facility in Roorkee, Uttarakhand • Expanded reach to Rajasthan, Haryana, • Secured BESS projects from RRVUNL and GUVNL with cumulative Uttarakhand, New Delhi and Himachal capacity of 325 MW / 650 MWh Pradesh Successful IPO Listing Shareholding Pattern Overwhelming subscription of 68.5 times As on 30th June 2026 (Post Issue) September 2025 24.2% 0.8% o Listing done on BSE & NSE 9.3% 65.8% o IPO Price: ₹ 351 per share o Listing Price: NSE ₹ 388.50 per share BSE ₹ 389.00 per share Promoter & Promoter Group FII DII Other Public o Net Proceeds [Showing first 8,000 characters — download PDF for full document]