- United States
OWS provides turnkey AD plants for the organic fraction of municipal solid waste using its proprietary DRANCO high solids continuous digestion. DRANCO can handle a wide range of feedstocks, from very dry to very wet, even those containing large amounts of contamination. OWS has more than 30 reference projects in 15 countries and has focused on AD of MSW organics for over 27 years. OWS complements its design-build services with a world-class laboratory for feedstock assessment, recipe development and ongoing biological support. OWS pioneered biogas to pipeline quality biomethane and RCNG.