Jack Chengzhi Guo and Florian Hollfelder co-founded Protonera in 2022, together with Erwin Reisner and Subhajit Bhattacharjee from the Department of Chemistry. Watch a video below about Protonera's work to revolutionise waste management by converting plastic waste into hydrogen and providing a sustainable alternative to fossil fuels by enabling re-processing and reducing landfill waste. Read more about the company in the Cambridge Enterprise annual review.