Based on over 100 years of experience of Schwelm Eisenwerk Group in manufacturing and serving for oil, gas and chemical industry the company is market leader for CNG-refueling stations in Germany. Safety, manufacturing quality and innovation are the guidelines of the Schwelm team also for the other product lines: refueling and processing of biological gas and hydrogene. The company provides total project solutions with engineering, manufacturing and service for the European and other export markets.