Select Your Region

Executive Bios

Mark Tamis
Senior Vice President, Hotel Operations
Royal Caribbean International

Mark Tamis is Royal Caribbean International’s senior vice president of Hotel Operations. He oversees every aspect of the hotel services across the global cruise line’s fleet and its private destinations, including all onboard revenue operations as well as food, beverage and entertainment program offerings. Tamis and his team of nearly 30,000 at sea and on land further Royal Caribbean’s commitment to delivering memorable vacations to more than five million guests sailing on the industry’s most innovative cruise ships, including the world’s largest.

Prior to joining Royal Caribbean, Tamis – with decades of experience in the travel industry – was senior vice president of Guest Operations at Carnival Cruise Line. He also held the role of Chief Operating Officer of The Setai Hotels and Resorts as well as area vice president for Ian Schrager Hotels, which later became Morgans Hotel Group and is known for top-performing properties such as the Delano, Shore Club and Mondrian South Beach. Tamis later was named executive vice president for the New York-based Ian Schrager Company, and led the operational development of the EDITION brand, a joint venture between Ian Schrager Company and Marriott International.

Tamis has a Bachelor of Science from the School of Hotel Administration at Cornell University, and began his career with Four Seasons Hotels. During his 15-year tenure as a senior-level manager at the upscale hotel brand, he was recognized for his leadership and attention to detail. He received awards and accolades including the prestigious AAA 5 Diamond Award at properties in Newport Beach and Santa Barbara, California and Nevis, West Indies.
Married with three children, Tamis is actively involved in a wide range of civic and community service organizations, including Lotus House and, which he founded with his daughter, Isabella. The nonprofit organization encourages fathers to volunteer with their children in the effort to benefit their communities.

Royal Caribbean International is applying the recommendations of its Healthy Sail Panel of public health and scientific experts to provide a safer and healthier cruise vacation on all of its sailings. Health and safety protocols, regional travel restrictions and clearance to visit ports of call, are subject to change based on ongoing evaluation, public health standards, and government requirements. For more information on the latest health and travel alerts, U.S. government travel advisories, please visit or consult travel advisories, warnings or recommendations relating to cruise travel on applicable government websites.
NOTICE: For U.S. cruises and guests: Prior to booking, please consult all applicable U.S. Centers for Disease Control travel advisories, warnings, or recommendations relating to cruise travel, available at If a certain threshold level of COVID-19 is detected onboard your cruise ship during your voyage, your voyage will be ended immediately and the ship will return to the port of embarkation, and your subsequent travel, including your return home, may be restricted or delayed. For cruises and guests worldwide: Health and safety protocols, guest conduct rules, as well as regional travel restrictions and clearance to visit ports of call, are subject to change without notice based on ongoing evaluation, public health standards, and government requirements. Onboard and destination experiences, features, itineraries and guest conduct rules vary by ship and destination and are subject to change without notice.