The Digest’s 2026 Multi Slide Guide to Spero Renewables
by Jim Lane (Biofuels Digest) Spero Renewables, led by a team with deep-tech scale-up expertise, introduced its proprietary SPERLU™ technology. The most newsworthy aspect of their presentation is their strategy for breaking the industry’s “Lignin Ceiling”. Traditionally, during cellulosic biomass pretreatment