8 October 2012 LanzaTech raises $15M, ZeaChem $5.1M in Series C sweeteners – lead 15 biobased companies in the 2012 Cleantech 100 LanzaTech and ZeaChem raise fresh capital as they head for commercialization
3 October 2012 The Cleantech 100 list Renewable chemicals, biobased feedstock, intermediates technologies surge