CORRECTING and REPLACING Sierra Metals Announces New Vice President, Health & Safety

TORONTO, March 04, 2024--(BUSINESS WIRE)--Please replace the release with the following corrected version due to a revision to the "Biography – Astolfo Romero" section.

The updated release reads:

SIERRA METALS ANNOUNCES NEW VICE PRESIDENT, HEALTH & SAFETY

Sierra Metals Inc. (TSX: SMT | OTCQX: SMTSF) ("Sierra Metals" or the "Company") is pleased to announce the appointment of Mr. Astolfo Romero as Vice President, Health & Safety effective March 1, 2024 replacing Mr. Felix Guerra who is retiring after a very successful career in the mining industry.

Ernesto Balarezo, CEO of Sierra Metals, commented, "We are very excited to have Astolfo join Sierra. He brings a deep passion to the role where he will enhance the strong health and safety standards in place throughout the Company helping us achieve our aim to become best in class."

Mr. Balarezo continues, "On behalf of everyone at Sierra, we’d like to thank Felix for all his hard work and dedication especially over the last year as the safety culture and practices have improved dramatically. He has been an important part of Sierra’s turnaround. We wish Felix all the very best in his future endeavours."

Biography – Astolfo Romero

Mr. Romero, a systems engineer with more than 30 years of experience in both the oil & gas and mining sectors. He graduated from Instituto Politécnico Universitario Santiago Mariño in Venezuela with a specialization in automation and control. Mr. Romero has a Master’s degree in Engineering Security, Health, and Environment from Universidad de Los Andes and a Master's degree in Mining Industry Management from Universidad de Viña del Mar, with a Black Belt Six Sigma Specialization and Cost Management Specialization. Before joining Sierra, over the last 11 years, Mr. Romero served in multiple management positions in Volcan Compania Minera (Glencore) in areas such as Health & Safety, Operational Excellence, and Human Development. Before joining Volcan, Mr. Romero served as a Project Manager at Dupont Safety Resources.

About Sierra Metals

Sierra Metals is a Canadian mining company focused on copper production with additional base and precious metals by-product credits at its Yauricocha Mine in Peru and Bolivar Mine in Mexico. The Company is intent on safely increasing production volume and growing mineral resources. Sierra Metals has recently had several new key discoveries and still has many more exciting brownfield exploration opportunities in Peru and Mexico that are within close proximity to the existing mines. Additionally, the Company has large land packages at each of its mines with several prospective regional targets providing longer-term exploration upside and mineral resource growth potential.

Forward Looking Statements

This news release contains forward-looking information within the meaning of Canadian securities legislation. Forward-looking information relates to future events or the anticipated performance of Sierra Metals and reflects management's expectations or beliefs regarding such future events and anticipated performance based on an assumed set of economic conditions and courses of action including the accuracy of the Company's current mineral resource estimates, that the Company's activities will be conducted in accordance with the Company's public statements and stated goals, and that there will be no material adverse change affecting the Company, its properties or its production estimates, the expected trends in mineral prices, inflation and currency exchange rates, that all required approvals will be obtained for the Company's business operations on acceptable terms, and that there will be no significant disruptions affecting the Company's operations. In certain cases, statements that contain forward-looking information can be identified by the use of words such as "expects", "is expected", "estimates", "intends", "anticipates", "believes" or variations of such words and phrases or statements that certain actions, events or results "may", "could", "would", "might", or "will be", "will support" or the negative of these words or comparable terminology. Forward-looking statements include statements with respect to the timing of the "mine to grow its throughput" and "to reach full production from below Level 1120". By its very nature forward-looking information involves known and unknown risks, uncertainties and other factors that may cause actual performance of Sierra Metals to be materially different from any anticipated performance expressed or implied by such forward-looking information.

Forward-looking information is subject to a variety of risks and uncertainties, which could cause actual events or results to differ from those reflected in the forward-looking information, including, without limitation, the risks described under the heading "Risk Factors" in the Company's annual information form dated March 28, 2023 for its fiscal year ended December 31, 2022 and other risks identified in the Company's filings with Canadian securities regulators, which filings are available at www.sedarplus.ca.

The risk factors referred to above are not an exhaustive list of the factors that may affect any of the Company's forward-looking information. Forward-looking information includes statements about the future and is inherently uncertain, and the Company's actual achievements or other future events or conditions may differ materially from those reflected in the forward-looking information due to a variety of risks, uncertainties and other factors. The Company's statements containing forward-looking information are based on the beliefs, expectations, and opinions of management on the date the statements are made, and the Company does not assume any obligation to update such forward-looking information if circumstances or management's beliefs, expectations or opinions should change, other than as required by applicable law. For the reasons set forth above, one should not place undue reliance on forward-looking information.

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Contacts

For further information regarding Sierra Metals, please visit www.sierrametals.com or contact:
Investor Relations
Sierra Metals Inc.
Tel: +1 (866) 721-7437
Email: info@sierrametals.com