High Purity Green and Sustainable Lithium, Responsibly Sourced

Dedicated to powering the next generation of electric vehicles

Positioning Brazil as a leader in the global supply chain of materials for the energy transition with environmentally and socially sustainable operations.

The only Global producer of Triple Zero Green Lithium: zero carbon, zero tailings, zero hazardous chemicals

One of the largest, highest grade and lowest cost hard rock lithium producers in the world.

One of the largest producers of pre-chemical lithium concentrate in the world.

Our state-of-the-art Greentech plant at Grota do Cirilo features 100% dry-stacked tailings, 100% clean energy, 100% recycled water and zero hazardous chemicals.

Ushering a New Sustainability Standard in the Battery Materials Industry

Sigma has a net-zero operation

Strong Commitment to a Positive Environmental and Social Impact

Developing best-in-class environmental practices to preserve our ecosystems and providing transformative initiatives to drive social inclusion and prosperity.

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Latest Press Releases

Aprill 27, 2023

Sigma lithium trucks green lithium and tailings to vitoria port in preparation of 15,000 tonne shipment of each product in may

April 17, 2023

Sigma Lithium initiates production of green lithium: zero tailings and low carbon

April 10, 2023

Sigma Lithium awarded the environmental operating license with unanimous approval and scales up social initiatives; first production on schedule to commence in april 2023

April 10, 2023

Sigma Lithium announces delay in filing annual continuous disclosure documents due to move toward commercial production and sap implementation; filing expected before the end of april