GSTC Criteria Consultation Underway The required bi-yearly review of the GSTC Criteria has begun, but there is still time to provide your feedback. Read More. David Brown2017-03-04T16:43:56+08:00April 4th, 2011| Share This Story, Choose Your Platform! FacebookTwitterLinkedInEmail Related Posts GSTC and easyJet holidays Partner to Launch Sustainable Hospitality Training for Hotel Partners May 14th, 2025 New GSTC Website Domain: gstc.org May 9th, 2025 TSE Global is now GSTC-Accredited May 8th, 2025