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News

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Priner participates in Katrium Indústrias Químicas’ Process Safety Week

Priner attended Katrium Indústrias Químicas‘ Process Safety Week, in Rio de Janeiro, with a live demonstration of the Pressurized Work Habitat, a solution developed for hot work operations in areas...
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Priner Opens New Metallurgical Laboratory Facility in Santa Bárbara d’Oeste (SP)

Priner has inaugurated the new location of its metallurgical laboratory in Santa Bárbara d’Oeste (SP), marking an important step forward in the evolution of its technical and operational structure.The new...
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Institutional, Investor Relations, Mining

Priner Expands Heavy Equipment Fleet for Mining Operations

Starting in the second half of the year, SEMEP, our Mining Operations business unit, will begin operating a new fleet of large off-road equipment: Komatsu trucks and excavators with capacities...
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Institutional

Priner Announces Winners of the 2nd Cycle of the Inovar Program

On March 19, we brought our teams together to announce the winners of the 2nd cycle of the Inovar Program, which recognizes the best innovation projects conceived and developed by...
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Events, Offshore

Priner Attends Macaé Energy 2026 

From March 17 to 19, our team attended Macaé Energy 2026 in partnership with the Energy Industries Council (EIC). The event, held by Grupo Open Brasil and organized by Firjan,...
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Investor Relations

Priner (PRNR3) Releases 2025 and 4Q25 Results

Today we released our 2025 results. It was a year of transition and many challenges for Priner (PRNR3) marked by a new positioning during the largest investment cycle in the...
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Inspection and Integrity, Institutional

Priner completes first project in the United States following expansion of operations

We completed our first project in the United States following the expansion of our operations. We conducted a Fitness-for-Service study to evaluate cracks in polyethylene silos using the Finite Element...
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Infrastructure

In partnership with Vale, Priner contributes to the renovation of a community garden in Belo Horizonte 

Priner participated in an initiative promoted by Vale aimed at developing communities near its operating regions. They invite partner companies to contribute to projects that generate improvements and benefits for the...
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Institutional, Offshore

4th Safety Forum at Our Macaé Regional Office Strengthens Prevention Culture

On March 4 we held the 4th Safety Forum of our Macaé Regional Office, a meeting that has already become an essential part of our calendar. During the forum we...
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