AscensionBusinessDevelopment Monarch Energy considering Ascension Parish for $426M ‘green’ hydrogen production plant By Deanna B. Narveson - August 22, 2023 iStock.com/peterschreiber.media FacebookXLinkedinEmailPrint Hydrogen production company Monarch Energy this morning announced it is considering Ascension Parish as the location for a new $426 million facility. Already an INSIDER? Sign in.