Alier

Recycled paper and sustainability

Alier manufactures recycled paper and related products, with a focus on sustainability. Its work includes paper and paper packaging, waste management, and generating energy from biomass. The company describes itself as a leader in sustainable manufacturing since 1946, with a longstanding commitment to recycling and environmental innovation.

Products and services

• Recycled paper for a range of industrial uses.
• Kraft and Ecokraft paper bags.
• Ecokraft Sacks and semi-extensible sacks.
• Carton Wall board.
• Plastic and energy solutions.
• Transportation planning services.

Certifications and recognition

Alier has earned B Corporation certification and an EcoVadis gold medal for sustainability. It was recognized as Catalonia’s top company in 2023 and received the Biomass Award at the 2024 Bioenergy Awards. The company is a beneficiary of Spain’s Circular Economy PERTE program and participates in the United Nations Global Compact.

Locations and contact

Alier has two main locations:

• Head office: Calle Diputación 238, 5º09, 08007 Barcelona. Phone: +34 933 042 860. Email: alier@alier.com.
• Paper mill: Pol. Industrial, no street number, 25124 Rosselló, Lleida. Phone: +34 973 732 705. Email: alierlle@alier.com.

The company is also on LinkedIn as Alier SA.

Projects and partnerships

Alier works with Tetra Pak to recycle polyethylene and aluminum from beverage cartons in Spain. It has also partnered with ENGIE to advance toward net-zero emissions through a new biomass plant in Rosselló. The company takes part in a European partnership promoting the circular economy for Kraft paper sacks and other construction materials.