Ludan Environmental Technologies Ltd., (LET) announced the successful financial closing of the Oude-Tonge Biogas plant in the Netherlands. The project investment is approximately €8.5M and will be delivered by Groen Gas Oude Tonge BV, a Special Project Company (EPC) which was established for this purpose. LET will design and build the plant under a €6,15M EPC contract through its Dutch subsidiary, Ludan Renewable Energy BV. Ludan Maintenance and Operations BV will provide the project O&M services on a long- term basis of approximately 12 years.