Disclosure of the other relevant information, 1H 2020 OHL Results Presentation

OBRASCON HUARTE LAIN, S.A. (“OHL” or the “Company”), pursuant to article 228 of the consolidated text of the Spanish Securities Market Act approved by Royal Legislative Decree 4/2015, of 23 October, hereby notifies the Spanish National Securities Market Commission (Comisión Nacional del Mercado de Valores) (“CNMV”) the following

DISCLOSURE OF OTHER RELEVANT INFORMATION

Next Wednesday August 5th before market opens, OHL will release 1H 2020 results.

The management team of OHL will hold a Conference call (conducted in English) for analysts & investors on the same day at 09:30 CET. The details of the conference will be available at: www.ohl.es

The recording of the call will be available on the web during a week.

Madrid, July 24th, 2020.