MOLYMEX is a branch company part of the Chilean corporation MOLIBDENOS Y METALES S.A.
It operates a molybdenum processing plant in the locale of Cumpas, Sonora, Mexico and administrative offices in Hermosillo, Sonora, Mexico. This strategic location for MOLYMEX provides direct access to the United States market, thus providing more market paths around the world.
Technological Development


The growing development of Molymet during its history that spans more than 30 years, is based specially on its technological innovation. From its beginnings, it privileged engineering, with talented, outstanding professionals. Human resources have always been at the heart of Molymet’s activities.

Global Presence


Molymet currently supplies more than 30% of global demand for molybdenum products in a highly technical and competitive market. This has been achieved thanks to a broad network of international relationships based on its five branch companies and its commercial offices.


Inside and in the proximity of the Company, people are the fundamental pillar on which the permanent, sustained development of the firm is based. Through numerous initiatives, Molymet maintains positive relationships with nearby Communities and institutions that represent them.

Tehuantepec No. 90. Hermosillo, Sonora, México  (662) 289 3640 (662) 289 3640  (662) 289 3650 (662) 289 3650