About

At GDI, we are proud to be recognized as the world’s leading hotel quality assurance audit company, dedicated solely to the hospitality industry. With a focus on delivering the highest standards of excellence, we work alongside top hotels and airlines globally to elevate brand standards and ensure that every guest experience exceeds expectations. Founded on the principles of transparency, precision, and unmatched expertise, GDI specializes in comprehensive audits that span every aspect of hospitality—from brand standards articulation to full operational reviews. Our team of 400 consultants, representing 38 nationalities and speaking 37 languages, brings a wealth of global experience from luxury hotels across 110 countries. This diverse expertise allows us to tailor our audits to each property’s unique requirements, ensuring a customized approach that aligns with the specific needs of every hotel and airline we serve. What sets us apart is our dedication to providing actionable insights. We don’t just identify areas for improvement; we partner with our clients to create solutions that drive long-term success. Our proprietary GDI Global Standards have been developed from years of working with leading hotels worldwide, allowing us to offer unmatched depth and accuracy in our assessments. Whether it’s a mystery audit, internal audit, or online reputation management, our innovative software modules provide a complete view of each property's performance, helping to maintain consistency and excellence across every touchpoint. GDI's commitment extends beyond auditing—we believe in creating lasting partnerships with our clients. By continuously innovating and offering tailored solutions, we help hotels and airlines enhance their brand standards and elevate the guest experience. Hotel Quality Assurance Shops Hotel Mystery Audits Hotel Mystery Shops Hotel Mistry audits Hotel Evaluations Mystery Shopper Brand Standards Audit