Calix Limited, an environmental technology company, provides industrial solutions to address global decarbonisation and sustainability challenges in Australia, Asia-Pacific, the United States, Europe, the Middle East, and Africa. It operates through Magnesia, Leilac, and Sustainable Processing (SusPro) segments. The company's solutions include ACTI-Mag, a wastewater solution; AQUA-Cal+, a water conditioner for aquaculture farming; BOOSTER-Mag, an agricultural solution for increased yield, fertilizer usage, insect/pest management, and fungal control; and low emissions intensity lime and cement to mitigate carbon dioxide emissions. It also provides electric calcination for electric age; marine coatings for marine-fouling and corrosion control; and advanced batteries. The company serves cement and lime, iron and steel, lithium and critical minerals, alumina, direct air capture, water, and agriculture industries. Calix Limited was incorporated in 2005 and is headquartered in Sydney, Australia.