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John Worth - CEO and Managing Director
johnw@geo40.com
+64 21 800 310

John Lea - Sales and Market Development Director
johnl@geo40.com

Mike O’Sullivan - Founder and COO
mikeo@geo40.com

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Ohaaki (NZ) Commercial Demonstration Plant

Geo40, in cooperation with Contact Energy (NZ) and the Ngati Tahu Tribal Lands Trust (NZ), commissioned the Commercial Demonstration Plant in May 2018.

Geo40, under an agreement with Contact Energy (NZ) and the Ngati Tahu Tribal Lands Trust (NZ), started the construction of a the Ohaaki (NZ) Commercial Demonstration Plant in September 2017, and commissioned it in April 2018. The extracted silica is being sold to domestic and international customers for use in refractory fibre bonding, investment casting, paint, and other industrial applications.

Pure Geo40 colloidal silica produced naturally from geothermal water
Pure Geo40 colloidal silica produced naturally from geothermal water
Geo40 Commercial demonstration plant at Contact’s Ohaaki geothermal field
Geo40 Commercial demonstration plant at Contact’s Ohaaki geothermal field
Geo40 Commercial demonstration plant at Contact’s Ohaaki geothermal field
Geo40 Commercial demonstration plant at Contact’s Ohaaki geothermal field
Ultrafiltration and processing
Ultrafiltration and processing