Who has 51 % control of the company? KKR/Lcygroup, they are working on bringing this to the public market by buying the rest of Bioamber's shares (kahc spac is still dormant) also I can see they are collaborating with Lanzatech, advertising about recycling waste gases https://www.lcycic.com/lcy/en/
Lanzatech and Lcy chemical partners more that ten years ago who built plants in China together, Lanzatech also is joint in investment with Mitsui and Visolis for producing SAF