A unit of industrial group Maire SpA (<a href="https://www.borsaitaliana.it/borsa/azioni/scheda/IT0004931058.html?lang=en" target="_blank">BIT:MAIRE</a>) has signed an early engineering, licensing and process design package (PDP) contract for DG Fuels LLC’s project to build a plant in Nebraska to produce 450 million litres of sustainable aviation fuel (SAF) annually from residual biomass.