Enaex develops Robominer and Mine-iTruck delivering customer solutions through innovation and technology.

Enaex partners with Engie for a feasibility study of a pilot plant for the production of green ammonia based on renewable hydrogen, with the objective of producing green ammonium nitrate.


We were recognised by our customers in the Mining Suppliers Ranking as Best National Supplier and Best Performing Supplier in the Explosives and Blasting Category. We also won 1st place in the Most Innovative Companies Ranking in the Mining Services sector.


For the first time, the company is part of the Dow Jones Sustainability Index MILA Pacific Alliance 2020, positioning itself as one of the leading companies in sustainability in the Pacific Alliance in Latin America (Colombia, Peru, Mexico and Chile). Enaex Chile receives the Most Innovative Companies award in the mining services area.


On November 9th, Enaex Chile celebrates 100 years of providing integral rock fragmentation solutions to the mining industry.



Enaex acquires the Cachimayo Plant, in Peru, with 100% green ammonia and ammonium nitrate.


Enaex is a member of the Dow Jones Sustainability Index (DJSI®).
Sponsored by the Santiago Stock Exchange, Enaex has achieved year-over-year improvements in sustainability.

Enaex is recognized as “Outstanding Company 2016” by the Sociedad de Fomento Fabril (SOFOFA), one of the most important recognitions at national level.


Enaex acquires Britanite and Davey Bickford.


Juan Andrés Errázuriz receives the award for the most innovative CEO of large national companies.


Prillex increases capacity to 850,000 tons per year in 2011.

Prillex America plant is the largest explosives-grade ammonium nitrate production complex in the world.


At the Prillex America plant, Panna 3, a clean development mechanism project is approved by the United Nations and the Kyoto Protocol, reducing 800,000 tCO2eq per year and trading it for carbon credits.


Enaex Servicios S.A. is created with a strategic focus on manufacturing and services.


Ammonium nitrate production increases by 350,000 tons per year.

With an investment of US$130 million, production reaches 450,000 tons per year in 1999.


Sigdo Koppers takes control of Enaex, increasing its ownership to 50.01%.


After its privatization in 1987, the Company becomes Enaex S.A.

Enaex is built as a publicly traded company listed on the Santiago Stock Exchange.


In 1983, production of nitric acid and ammonium nitrate begins.

The Prillex America plant is established in Mejillones with a capacity of 100,000 tons per year.


Enaex develops its first mobile manufacturing unit.


On 9 November 1920, the Chilean Explosives Company was founded.