BusinessIndustryInsider Grön Fuels complex moves step closer as two firms come on board By Deanna B. Narveson - April 20, 2021 A rendering of the Grön Fuels facility. (Submitted image) FacebookXLinkedinEmailPrint Koch Engineered Solutions today announced that two of its companies have partnered with Fidelis Infrastructure to work on the highly anticipated Grön Fuels renewable energy complex in West Baton Rouge Parish. Already an INSIDER? Sign in.