CALL FOR EXPRESSIONS OF INTEREST AND OBSERVATIONS ON DRAFT TECHNICAL SPECIFICATIONS PURPOSE OF THE TENDER PURPOSE OF THE TENDER The Empresa de Generación Eléctrica Punta Catalina (EGEPC), S.A. invites you to express interest in participating in the National Public Tender for the contracting of the "Project for the Installation of a 75 MW/150 MWh Battery Energy Storage System (BESS) to offer Primary and Secondary Frequency Regulation Services for the Punta Catalina Thermoelectric Power Plant (CTPC)", as well as submit observations on the proposal of Technical Specifications prepared and available on the institutional web portal www.puntacatalina.com.do. To this end, an informative meeting of the project will be held on Monday, January 12, 2026 at 10:00 a.m., at the Punta Catalina Thermoelectric Power Plant, located in Baní, Peravia province. You must confirm your attendance via email BESS@puntacatalina.com.do, until Thursday, January 08, 2026 at 5:00 p.m. Interested parties must send the following documentation to the Purchasing and Contracting Management of the EGEPC, located at Rafael Augusto Sánchez Street No 38, Malaga VII Building, 4th Floor, of the Ensanche Naco of the National District or to the aforementioned email, no later than Monday, January 19, 2026 until 5:00 p.m. Letter of Expression of Interest that includes a review of the entity's experience in the execution of similar projects.Letter of observations, suggestions and questions on the proposal of Technical Specifications. EGEPC PURCHASING AND CONTRACTING COMMITTEE IPL0299007 Dec 17-18 2025