Valoritalia
Valoritalia is the leading company in Italy for the certification [...]
TSE GLOBAL
Established as a subsidiary of the Turkish Standards Institution (TSE), [...]
Preferred by Nature
Preferred by Nature is an international mission-driven non-profit organization working [...]
Vireo Srl
Vireo Srl is an Italian certification body specialized in sustainability certifications for the tourism sector. Established in 2010, Vireo has developed a strong expertise in auditing and certifying hotels and tour operators according to internationally recognized standards, including the GSTC Standards. Vireo's mission is to promote sustainable tourism practices that benefit both...
Alberk QA
Alberk QA Technic is one of the world’s leading organizations in training, product certification, testing, inspection, auditing, and quality management, as well as personnel certification, energy management, and greenhouse gas emissions monitoring. Despite being younger than its competitors, the company has built a highly experienced and qualified team since its establishment in...
Bureau Veritas
Bureau Veritas is a world leader in testing, inspection and certification services. Since its creation in 1828, Bureau Veritas has been supporting its clients on every continent to continually improve their performance via certification of management systems, product certifications and customized audits. The Group has more than 78,000 employees located in more...
Control Union
Control Union Certification offers a global one-stop-shop for a wide range of certification programmes with a global presence that spans more than 70 countries in six continents. We understand the importance of impartiality and objectivity, and how to professionally manage conflicts of interest. From the beginning, sustainability has been the main focus...
Dream & Charme
Dream&Charme is an Italy-based international certification body with headquarters in Milan, Italy. The company, founded in 2006, is dedicated to maintaining high standards in the hospitality industry, focusing on sustainable practices and hospitality reliability across various accommodations worldwide. Dream&Charme is focused only in the hospitality industry to verify and certify, as an...
RoyalCert
RoyalCert is a reputable certification body based in Germany, operating in 25 countries globally. RoyalCert offer assessment and certification services to a wide range of industries, including Tourism Industry, and serving thousands of customers. RoyalCert core strength lies in their experienced auditors, who have over 20 years of auditing expertise. The company...
United Certification Systems Limited (UCSL)
United Certification Systems Limited is proud to be among the first GSTC-Accredited Certification Bodies, also holding accreditations for other prestigious environmental schemes like ASC, MSC, and GSES. Headquartered in the EU, UCSL provides GSTC Certification for Hotels and Tour Operators globally (except Türkiye), with a special focus on Europe (including the UK),...