Dimitris Giarmenitis is the Founder and CEO of Hotel Lab, a hotel revenue management and online sales consultancy specializing in helping hotels maximize revenue, improve direct bookings, and optimize commercial performance.

His hospitality career began in 2000 at the Glion Institute of Higher Education, where he completed his hospitality studies in Corfu before continuing to Switzerland, earning a Bachelor’s degree in Hospitality and Finance in 2004.

During his studies, Dimitris completed professional training placements with leading hospitality companies including InterContinental Athens, Santa Marina Resort Mykonos, and Sofitel Athens Airport, gaining hands-on experience in luxury hotel operations.

In 2005, he joined Four Seasons Resort Palm Beach in Florida as a Management Trainee, rotating through multiple operational departments including Room Service, Restaurant Operations, Restaurant Hosting, Beach Restaurant Management, and Guest Services. This experience provided a comprehensive understanding of luxury hospitality standards and hotel operations.

He later spent nearly eight years with Booking.com as an Account Manager, working closely with hotels, resorts, villas, and accommodation providers across Greece to improve online distribution, pricing strategies, and revenue performance.

Today, through Hotel Lab, Dimitris combines operational hospitality expertise with advanced revenue management, online sales, pricing strategy, and distribution management, helping hotels make data-driven decisions that increase profitability and long-term growth.