Alier is purpose-driven company transforming waste into 100% recycled plasterboard liner paper, sustainable plastic solutions and renewable energy — operating in a fully decarbonized model, scaling internationally, and building strategic partnerships to create lasting shared value.
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Alier produces 100% recycled paper specifically engineered for plasterboard liners, supporting sustainable construction through circular material use. By transforming recovered paper into high-perform ...
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Polyal is a sustainable material produced by Alier from recycled beverage carton waste, offering a circular alternative to conventional plastics. It enables the recovery of complex packaging materials ...
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We are currently building a new manufacturing facility that will allow us to manufacture low emissions and high performance gypsum boards.
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Alier and Engie advance industrial decarbonization with an 11.5 MW solar self-consumption plant in Roselló, covering 20% of demand and cutting CO₂ emissions.
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Alier and Engie have been awarded the 2024 Bioenergy Project of the Year by the Catalan Bioenergy Cluster in recognition of their innovative industrial decarbonization initiative.



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