Captain: Dimitris Ntasis

Captain Dimitris, born in 1991, is an accomplished sailor and multilingual professional whose lifelong passion for the sea began at just six years old, sailing in the Optimist class. By the age of eight, he had already secured his first bronze medal, marking the start of an impressive competitive career that has earned him over 25 distinctions across the Laser, Europe, Lightning, and 25f classes. Having spent much of his life navigating the Aegean and Ionian Seas aboard his father’s vessel, Dimitris possesses in-depth knowledge of Greek island destinations, hidden coves, and prime mooring spots. Today, he brings extensive experience in yacht management and crew leadership, combining technical expertise with a commitment to continuous professional development. He holds an array of certifications, including STCW, Master of Yachts Professional (200GT), motorboat driving license up to 24m, Skipper license, as well as training in security awareness, first aid, and shipboard cooking. Renowned for his exceptional boat handling, calm leadership, and ability to anticipate guest needs, Dimitris consistently delivers high-level service, including for VVIP clientele. Beyond navigation, he is highly skilled in yacht maintenance and technical operations, ensuring smooth and safe cruising at all times. Passionate about fishing and diving, he enjoys sharing authentic sea experiences with guests, making every journey aboard GrayOne both memorable and personalized.

Previous Yacht: Aloia 80

Chef: George Mistridis

With a deep-rooted passion for the culinary arts and a career spanning over two decades, Chef George brings a wealth of refined expertise to the galley of Gray One. Trained and armed with a lifelong dedication to excellence, George crafts unforgettable gastronomic experiences with precision, creativity, and soul.
His approach to cuisine reflects his extensive knowledge of Mediterranean flavors, global techniques, and an unwavering commitment to quality. Fluent in the language of fine dining and seamless service, George combines elegance with innovation, offering guests onboard a voyage of taste that rivals the beauty of the open sea.
A true professional, Chef George embodies the harmony of skill, discipline, and heartfelt hospitality—making every meal aboard Gray One a celebration of flavor and finesse.

Chief Stewardess: Stretovych Tamara

Born in Ukraine in 1982, (Tami) relocated to Athens, Greece at the age of 14, where she grew up and completed her education. With a strong background in hospitality, she spent seven years working in bars and restaurants, developing a solid foundation in guest service, teamwork, and high-pressure environments. In 2016, she transitioned into the yachting industry, beginning her career on sailing boats in Greece, where she quickly adapted to the dynamic demands of charter life. Tami is highly communicative, social, and approachable, with a naturally calm and attentive demeanor that puts guests at ease. Known for her cleanliness, attention to detail, and careful approach to her duties, she takes great pride in maintaining high standards on board. Her strong organizational skills allow her to manage busy charters efficiently, ensuring a seamless and enjoyable experience for guests. Empathy is at the core of her personality, and she genuinely enjoys taking care of others, anticipating their needs and delivering exceptional service. Tami brings a consistently positive attitude to her role and is recognized for her strong work ethic, commitment, and flexibility, making her a reliable and valued Chief Stewardess on board M/Y GrayOne.

Deck/Stew: Andre West

Andre is a dedicated and hardworking stew/deck aboard the catamaran Grayone, known for his commitment to excellence and strong work ethic. He thrives in a dual-role position, seamlessly balancing interior service with deck responsibilities to ensure a high standard is maintained throughout the vessel. Andre excels at creating a welcoming, guest-focused atmosphere while also supporting smooth deck operations, contributing to an exceptional onboard experience.
With a background in hospitality management, including roles at Kapensis Guesthouse and Ludicks Guest Farm, Andre brings valuable experience in guest service, team coordination, and operational efficiency. His keen eye for detail, proactive approach, and ability to anticipate guest needs make him a reliable and versatile crew member. Passionate about outdoor activities and animal welfare, Andre is continuously seeking opportunities for personal and professional growth while delivering outstanding service on board.


Deckhand: Simao Tiago

Simão, a 26-year-old Portuguese deckhand, joins Grayone with a deep-rooted passion for the ocean and five years of coastal living experience in Australia. An avid surfer, diver, snowboarder, and rock climber, he brings an adventurous spirit, resilience, and adaptability that perfectly suit life at sea. As a dedicated deckhand, Simão is committed to maintaining the vessel to the highest standards, assisting with all deck operations, and ensuring guest safety and enjoyment during water-based activities. His background in hospitality has equipped him with strong interpersonal skills and a natural ability to provide attentive, friendly service, enhancing the overall onboard experience. Known for his strong work ethic and positive attitude, Simão is a reliable and energetic crew member who takes pride in contributing to a smooth and professional operation on board Grayone, always ready to go the extra mile to support both crew and guests.

Previous Yacht: 7th Heaven