Sigma Lithium Corp. engages in the producing of a lithium property. The company is headquartered in Vancouver, British Columbia and currently employs 589 full-time employees. The company went IPO on 2012-01-17. The firm's operations are vertically integrated. The company operates at the forefront in the EV battery materials supply chain at its Grota do Cirilo Operation in Brazil. The firm produces Quintuple Zero Green Lithium at its Greentech lithium beneficiation plant that delivers net zero carbon lithium, produced with zero dirty power, zero potable water, zero toxic chemicals and zero tailings' dams. The firm owns 100% of the operating assets indirectly through its subsidiary Sigma Mineracao S.A. (Sigma Brazil), with the leasehold area comprised of approximately 29 mineral rights spread over 185 square kilometers (km2), located within the broader 19,000-hectare land package held by Sigma Brazil (containing the Grota do Cirilo, Sao Jose, Genipapo and Santa Clara properties).