The Ministry of Finance and Public Credit authorized Interconexión Eléctrica S.A. E.S.P. to enter into two external loans

Compliance with External Circular Letter 24 of 2010

ISA’s Board of Directors, at its meeting N°813 on December 14, 2018, approved the formal adoption of the following Good Corporate Governance Practices of ISA, to be included in the

It is the Sabanalarga – Bolívar 500 kV project, which will allow to reliably and safely supply the Atlantic Coast demand.

Net income for the third quarter of 2018 reached COP 413.028 million. Excluding the update of the (RBSE) value and the Tax Regulation Special Program (PERT) in Brazil, which are

On November 09, 2018 the Engineer, Gabriel Jaime Melguizo Posada, was appointed as the new ISA – INTERCHILE’s CEO.

By signing complementary agreements with the Ministry of Public Works (MOP), works that will increase the capacity, safety, and connectivity of one of the major routes in Chile will be

The company was again included in the Dow Jones Sustainability Index, a measurement that recognizes the companies with the best performance in environmental, social, and economic topics worldwide

Standard and Poor’s affirms ‘BBB-‘ rating for ISA S.A. E.S.P.

Replacement Vicepresident of Corporate Finance

ISA placed bonds in the local market for COP 500,000 million

Ruta de los Ríos Sociedad Concesionaria S.A.: By General Rule Nº 364 and according to the provisions of Article 9 and second subparagraph of Article 10 of Law Nº 18,045

Ruta del Bosque Sociedad Concesionaria S.A.: By General Rule Nº 30 and according to the provisions of Article 9 and second subparagraph of Article 10 of Law Nº 18,045

This initiative will benefit more than 200 children from an education institution in Ica. The investment exceeds 5 million sols.

Ruta del Maipo Sociedad Concesionaria S.A.: By General Rule Nº 30 of the Superintendency of Securities and Insurance, pursuant to Article 9º and second subparagraph of Article 10º

ISA informs that as of August 15, 2018, Mr. Carlos Alberto Rodríguez López, Chief Financial Officer, will no longer work for our Company.

The Financial Superintendence of Colombia through Resolution No. 0797 from June 25, 2018, authorized the increase of the Program on Issuance and Placement of Securities of ISA’s Internal Public Debt

On Thursday, July 12, 2018, ISA shareholders will receive the first dividend payment, COP 271 per share: COP 133 ordinary dividend and COP 138 extraordinary dividend. Corresponding to 50% of