The company DGH S.A. consists of executives and personnel with extensive experience in the field of compressed air and vacuum ... . It occupies highly trained and certified technicians from world known firms, compressor manufacturers and other industries. It operates based on highly quality standards as per ISO 9001 and certification of TUV Austria Hellas. DGH S.A. also operates based on the standards required by the Greek and European legislation such as CE and ISO Class 0. read more