Press Release

September 09, 2026 The BSE Limited The National Stock Exchange Corporate Relations Department, o f India Limited P.J. Towers, Department of Corporate Services, Dalal Street, Exchange Plaza, 5th Floor, Mumbai-400 001. Bandra-Kurla Complex, Scrip Code: 533263 Mumbai-400 051. Scrip Code: GREENPOWER Respected Sir/Ma’am, Sub: Intimation of Press Release under Regulation 30 of SEBI (LODR) Regulations, 2015- Credit Rating Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, please find enclosed the press release pertaining to ICRA BBB (Stable) credit rating for the subsidiaries of the company- Beta Wind Farm Private Limited and Delta Renewable Energy Private Limited. We request you to take the same on your records. Thanking you, Yours faithfully, For Orient Green Power Company Limited G. Srinivasa Ramanujan Company Secretary & Compliance Officer PRESS RELEASE September 09, 2026 ~75% OF CONSOLIDATED DEBT OF ORIENT GREEN HAVE BEEN ASSIGNED BBB RATING, REINFORCING FINANCIAL STRENGTH AND SUSTAINABLE GROWTH ICRA assigns ICRA BBB (Stable) credit rating for Orient Green Power Company Limited’s subsidiaries Beta Wind Farm and Delta Renewable Energy. Chennai, September 09, 2026: Orient Green Power Company Limited (OGPCL), a leading renewable energy producer in India, announces that rating agency ICRA Limited (ICRA) has reviewed and assigned the credit ratings for its operating subsidiaries, Beta Wind Farm Private Limited and Delta Renewable Energy Private Limited. Beta Wind Farm Private Limited (BETA) Beta Wind Farm is a key subsidiary of OGPCL and operates 241.6 MW of wind energy projects across Tamil Nadu, Andhra Pradesh, Gujarat, and Karnataka. ● Rating Improvement: ICRA has assigned ICRA BBB (Stable) rating for Beta’s existing loan facility of Rs. 458.63 Crore — a one-notch improvement from the rating of CRISIL BBB- (Positive) assigned by CRISIL Ratings Limited. ● Proposed Expansion: ICRA also reviewed Beta’s proposed 6.6 MW wind power expansion and assigned the same ICRA BBB (Stable) rating for the upcoming loan facility. ● The ratings consider the strengths from revenue visibility from the long-term Power Purchase Agreements(PPAs), established track record and improved receivable profile. Delta Renewable Energy Private Limited (DELTA) Delta Renewable Energy has commissioned 7 MW of solar power capacity and is completing another 18 MW solar capacity funded through rights issue proceeds. ● Assigned Credit Rating: ICRA reviewed Delta’s existing Rs. 21 Crore loan and proposed Rs. 64 Crore loan, assigning an ICRA BBB (Stable) rating to both facilities. ● Growth Plans: The company plans to leverage this new solar capacity to support further business expansion. ● The ratings assigned considers the strengths from revenue visibility from the long-term Power Purchase Agreements(PPAs), credit profile of customers and comfortable debt coverage metrics. Summary of Credit Ratings Assigned by ICRA Company / Subsidiary Facility / Purpose Amount ICRA Rating Beta Wind Farm Pvt. Ltd. Long Term Fund Based Term Loan Rs. 458.63 Crore ICRA BBB (Stable) - Existing Debt Facility Assigned Beta Wind Farm Pvt. Ltd. Long Term Fund Based Proposed Rs.51.37 Crore ICRA BBB (Stable) Limits - For 6.6 MW Expansion Assigned Delta Renewable Energy Pvt. Ltd. Long Term Fund Based Term Loan Rs. 21.00 Crore ICRA BBB (Stable) -Existing Debt Facility Assigned Delta Renewable Energy Pvt. Ltd. Long Term Unallocated Limits Rs. 64.00 Crore ICRA BBB (Stable) Assigned Note: Ratings with 'ICRA BBB' status indicate a moderate degree of safety regarding the timely servicing of financial obligations. For Further Information, Please Contact: Orient Green Power Company Limited Investor Relations Desk CIN: L40108TN2006PLC061665 Orient Green Power Company Limited Registered Office: Chennai, Tamil Nadu Email: complianceofficer@orientgreenpower.com Listing: BSE / NSE Website: www.orientgreenpower.com