Exhibit 99.1

July 17, 2020
Sirs
SUPERINTENDENCIA DEL
MERCADO DE VALORES – SMV
In accordance with the Article 28 of the Peruvian Security Market Law and Resolution N° 005-2014.SMV/01, we comply to inform you as an important fact that at the Board Meeting held July 17, 2020 at 9:00 am, it was unanimously approved to designate Mr. Eduardo Hochschild as Chairman of the Board and Mr. José Raimundo Morales Dasso as Vice Chairman of the Board.
Likewise, it was unanimously agreed to modify the Board Committees, as follows:
Executive Committee
Eduardo Hochschild Beeck (Chairman)
José Raimundo Morales Dasso
Humberto Reynaldo Nadal del Carpio
Audit Committee:
Marco Antonio Zaldívar García (Chairman)
Ana María Botella Serrano
Venkat Krishnamurthy
Good Corporate Government Committee:
Eduardo Hochschild Beeck (Chairman)
Juan Francisco Correa Sabogal
Humberto Reynaldo Nadal del Carpio
Antitrust Best Practices Committee:
Eduardo Hochschild Beeck (Chairman)
José Raimundo Morales Dasso
Humberto Reynaldo Nadal del Carpio
Sincerely,
by CEMENTOS PACASMAYO S.A.A.
Carlos Molinelli Mateo