‘GreenSign Catalog Standard’ Announced as a GSTC-Recognized Standard
The GSTC is pleased to announce that the ‘GreenSign Catalog Standard’ has achieved ‘GSTC-Recognized Standard’ status. The GreenSign program was created for the hotel industry by GreenSign Institut GmbH and is based in Berlin, Germany. With many hotels in 15 countries using this standard, GreenSign is also represented outside of Germany, mainly in Europe. [...]