Andrea Donnay is an experienced stewardess with a strong background in high-end service across both land-based hospitality and large private and charter yachts up to 125m. She has worked in fast-paced, high-pressure environments and is confident in delivering service to high-profile guests and owners.
Her yachting experience includes roles onboard M/Y Emir (83m), M/Y Christina O (99m), and a 125m private yacht in the Middle East, where she developed strong guest service, teamwork, and adaptability skills.
With additional expertise in bartending, mixology, and WSET-certified wine service, she brings a well-rounded service skill set complemented by strong communication, client relations, and a calm, professional approach to luxury hospitality.

Marios brings over two decades of maritime expertise spanning cruise ships, military and passenger vessels, and elite motor yachts. Holding a Captain Class A’ Certificate, he is extensively qualified in safety and firefighting, ISM/ISPS compliance, ECDIS navigation systems, bridge resource management, and advanced medical care. Having already served as Chief Officer and Relief Captain on M/Y Grand Ocean, Marios possesses an in depth understanding of the yacht’s operations, standards, and culture. His leadership blends big ship discipline with superyacht finesse, inspiring deck teams through calm authority while maintaining a strong owner and guest centric mindset. Recognized for his precision, composure, and commitment to excellence, Marios consistently elevates safety, service, and operational performance, both on deck and on the bridge.
Previous yacht experience: M/Y O’MEGA, M/Y O’PTASIA, M/Y ANCALLIA, M/Y BLISS, among others.

Sara is an experienced Spa Stewardess with over 7 years of luxury hospitality and yachting experience aboard both private and charter yachts up to 141m. She combines exceptional guest service with advanced wellness expertise, specializing in Thai massage, deep tissue therapy, sports massage, facials, body treatments, and spa management. Having worked across busy Mediterranean and Caribbean seasons, Sara is highly adaptable and confident in both spa operations and interior duties, including housekeeping, laundry, and service. She has successfully developed onboard spa programs, managed treatment schedules and inventory, trained junior crew, and consistently delivered five star wellness experiences to demanding clientele.
Professional, discreet and detail oriented, Sara is known for her warm personality and ability to enhance the guest experience while seamlessly supporting interior operations.
Past Yacht Experience: M/Y Kensho (76m), M/Y Artisan (63m), M/Y Irimari (63m), M/Y Private Yacht (141m)

Captain Nikos brings over 30 years of experience, commanding 38 different vessels across commercial yachts and cruise ships. He blends expert navigation, rigorous safety leadership, and team mentorship with a genuine passion for creating seamless guest experiences. From commanding iconic cruise ships to leading luxury superyachts across the Mediterranean, Caribbean, and Red Sea, Captain Nikos is recognized for operational excellence, crew development, and impeccable guest service. His expertise spans ship handling, safety training, project management, and full onboard operations, making him a trusted leader. He enjoys sailing, diving, film production, writing, cycling, and exploring maritime culture during his off duty hours.
Past yacht experience: O'Pari 95m

Vagelis is a highly experienced second officer with over 30 years of maritime experience across yachting, diving, and advanced water sports operations. Holding a Captain Class C (Master 500 GT) license and RYA Yachtmaster Offshore, he brings strong bridge competence combined with exceptional hands on operational expertise. A master commercial diver, CMAS Course Director, and PADI Master Scuba Diver Trainer, Vangelis is also an RYA powerboat and personal watercraft instructor, as well as a certified water ski instructor. His background allows him to seamlessly support bridge operations while overseeing safe, professional diving and water sports activities at the highest standards. Vangelis is known for his discipline, reliability, and calm professionalism. He operates with precision within the chain of command and contributes directly to safe operations and a refined experience.
Previous yacht experience: M/Y Grand Ocean, M/Y O'MEGA, M/Y NOURAH OF RIYAD

With over 40 years of culinary experience and more than 14 years in the superyacht industry, Mentzelos, GO's Head Chef brings exceptional expertise, creativity, and leadership to the galley. Trained at the National Touristic School of Greece, he has continuously evolved his craft through collaborations with renowned chefs and modern culinary training. Having worked on a wide range of yachts from 50m to 125m, serving both private owners and charter guests, he is highly experienced in delivering refined international cuisine, while drawing inspiration from local ingredients and regional traditions encountered during his travels. A member of the Chef’s Club of Greece and former culinary instructor, he is passionate about creating memorable dining experiences that combine elegance, flavour, and impeccable presentation.
Previous Yacht Experience: M/Y Saluzi (70m), M/Y Emerald (50m), M/Y Katara (125m), M/Y Moonlight II (93m), M/Y Minerva (125m), M/Y Lady Moana K (65m), M/Y Oleanna (50m), M/Y RM Elegant (75m).

Kosmas brings over 15 years of worldwide experience as a Chief Engineer, with a proven track record across large yachts and high demand charters. Highly skilled in managing engineering teams, safety systems and protocols, regulatory compliance, and all aspects of technical operations and maintenance, he is instrumental in ensuring smooth and efficient yacht performance. Known for his proactive approach and meticulous attention to detail, Kosmas operates with a strong operational mindset that guarantees reliability behind the scenes. His contribution is fundamental to delivering a seamless, five star experience for owners and charter guests alike.
Previous yacht experience: M/Y Marquise, M/Y Chakra, M/Y Omnia, M/Y Turama.

Selma is a dedicated and highly adaptable professional with extensive experience combining spa therapy, housekeeping and guest service at a consistently high standard. Her background includes working as a physiotherapist in a private residence in Switzerland, as well as successfully operating within demanding seasonal environments onboard large motor yachts including M/Y Moonrise 100m, M/Y Radiant 110m, and M/Y Emir 85m. Alongside her strong interior experience, she delivers a full range of spa treatments, including massages, facials, manicure and pedicure services, consistently ensuring a refined and discreet guest experience onboard.

Ljuba brings over 20 years of experience delivering ultra high end service on some of the world’s most prestigious yachts, including vessels up to 114m. With a career spanning Chief Stewardess, Interior Manager, Fleet Interior Manager, and Owner Liaison roles, she brings rare depth in operational leadership, charter excellence, and large team management. Renowned for building interior departments from the ground up, developing SOPs across multi yacht fleets, and managing complex charter programs with discretion and precision, Ljuba combines strategic oversight with hands on execution. Her experience in overseeing large scale service operations, high profile guest events, crew training, and cross-department coordination makes her exceptionally well suited for the role of Hotel Manager on Grand Ocean! Calm under pressure, detail driven, and committed to long term programs, she offers the structure and leadership required to elevate onboard hospitality to the highest standard.
Past yacht experiences: M/Y ICE 90m, M/Y EMIR 83m, M/Y BOADICEA 78m, M/Y CAIPIRINHA 60m, M/Y KOGO, 72m, PELORUS 114m,