The gas fermentation technology developer raised $30m from BP's corporate venturing unit, adding to earlier funding from the likes of Mitsui and Cargill.

BP Ventures, the corporate venturing subsidiary of petroleum supplier BP, has invested $30m in US-headquartered protein-based feed producer Calysta. Founded in 2011, Calysta has developed gas fermentation technology that utilities microorganisms to convert methane into a sustainable alternative feed ingredient for fish, livestock and pet food. The cash will be used to accelerate production of…

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