Hechos Esenciales Emisores Chilenos Un proyecto no oficial. Para información oficial dirigirse a la CMF https://cmfchile.cl

ALFA TRANSMISORA DE ENERGIA S.A. 2023-04-14 T-14:47

A

. : ASNO
Alfa Transmisora Avda. Apoquindo, 4501 Tel.: +562 333197200

de Energía S.A. – PS015 alpha

7580128 Santiago Transmisora de Energía S.A.

ESSENTIAL FACT
ALFA TRANSMISORA DE ENERGÍA, S.A.
CURRENT REGISTRATION IN THE REGISTRY OF REPORTING ENTITIES N’ 615

Santiago, April 14, 2023

Solange Berstein Jáuregui

Chairman

Financial Market Commission (CMF)
Present

Ref: Informs essential fact indicating

Dear Sir or Madam,

By virtue of the provisions of article 9% and second paragraph of article 100, both of Law 18,045, on Market
of Securities, in accordance with the provisions of Law 18,046, on Corporations, and the General Rule NO
30 of the Commission, the undersigned, duly empowered for such purpose, hereby informs you as a Material Fact of
Alfa Transmisora de Energía S.A. (hereinafter, “the Company”), and that says relationship with its administration, those who were

informed and agreed at the Board Meeting held on April 11, 2023, that is:

1. Cessation of functions of the director Mr. José Ángel Lostao Unzu on March 31 of this year;

2. The appointment of Mr. David Germán Zamora Mesías as the new director of the Society to replace the director
aforementioned;

3. The new Board of Directors of the Company was composed of Jaime Luis Sáenz Denis, Santiago Carlos Oraa Gil,
Ángel Ortega Cutillas, Alan Heinen Alves Da Silva and David Germán Zamora Mesías, who agreed to proceed with the
total renewal of the Board of Directors at the next Ordinary Shareholders’ Meeting, remaining in office until
that date; and

4, Appointment of Mr. Santiago Carlos Oraa Gil as Chairman of the Board of Directors, and Mr. Alan Heinen Alves Da Silva as

Secretary of the Board.

Without further particular, greets you sincerely, /
Es 11
Y U Ar / l a

Alan Heinen Alves Da Silva
General Manager
Alfa Transmisora de Energía S.A.

Alfa Transmisora de Energía S.A. Page 1 of 1
RUTH: 77.337.345-0

Link to file in CMFChile: https://www.cmfchile.cl/sitio/aplic/serdoc/ver_sgd.php?s567=2227833159dcb67a1fb9092626340a89VFdwQmVVMTZRVEJOUkVVeVRVUk5NRTFuUFQwPQ==&secuencia=-1&t=1682376108

Por Hechos Esenciales
Hechos Esenciales Emisores Chilenos Un proyecto no oficial. Para información oficial dirigirse a la CMF https://cmfchile.cl

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