Plant location Zeewolde / Flevoland / Netherlands Process Plug- flow digestion Capacity 35.000 tons of co-products and manure per year Digester Plug flow 2 x 770 m3 Hydrolysis 1 x 450 m3 Secondary digester 1 x 4400 m3 2.000 m3 Liquid storage 2.400 m3 Double membrane biogas storage CHP

Plant location Tirns (Wybritseradiel)/ Netherlands Process Intensively mixed thermophillic digester Capacity 20.000 tons/year manure and co-products Digester 1.200 m3 Hydrolysis 1 x 300 m3 Secondary digester 1.700 m3 CHP 2 x 346 kW Start-up 2008 Annual energy profit € 620.000

Bio-Reactor Type Plug FlowLength 80 ft x Wide 24 ft x Height 27 ft Total Volume48,000 ft3 – Liquid 41,000 ft3 ; Biogas 7,000 ft3 Process Parameters Thermophilic Temperature Range135-140oF Dry Digestion at Total Solids of Over 30% Reduced Retention Time 21-23 Days Required Land T