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Konstantinos Serafeimidis

Kostas grew up in Thessaloniki, Greece, and moved to Zurich in 2006 where he completed his doctoral studies at ETH Zurich. He is a certified personal trainer and group Fitness Instructor, specialized in TRX, Fitness Bootcamp and Indoor Cycling.

In 2017, he formed the driving force bringing activemyth to life, motivated by his passion for fitness and travel, and his love for the culture and scenic views of Greece.

Head Coach
Spyros Mathioulakis

Born and raised in Athens, Spyros studied Physical Science at the University of Athens, Greece. He is a certified sports nutrition specialist from the American Sports and Fitness Association (ASFA).  


Fitness is his passion and so he made it his profession.He has been training and coaching for over 20 years and has been dedicated in martial arts and weights. Focused and strong.


Eleni Maousidou-Vozika

Born in Thessaloniki, Eleni is an archaeologist and a licensed tourist guide (english - german). She studied History and Archaeology and holds an MA in Classical Archaeology. She has worked in archaeological excavations throughout Greece and during the past few years she has been working as a tourist guide introducing visitors to Greek history, mythology and culture, as well as the everyday life of modern Greeks creating memorable experiences.

Panagiotis Goumperis

Panagiotis graduated in the fields of study 'Physical Education' and 'Sport Science' at the Aristotle University of Thessaloniki. He is a certified mountain guide, mountaineer and climbing instructor.

Vasilis Paradas

Mountain Biking leader instructor and owner of the first company in Greece recognised by IMBA (International Mountain Bike Association). He has years of experience organizing bicycling tours in the mountains and cities of Greece, as well as mountain biking training from primary to expert and professional level. 


Established in 2009, Sailing Time is an innovative ‘Sailing and Windsurfing School’. Using ISAF recommended equipment and following the strictest safety rules, and a fleet of over 50 dinghies, windsurfs, canoes and sups Sailing Time stands out as market leader in the field of watersports for northern Greece.


WH7 is the largest gym in the city of Thessaloniki, featuring a total exercise area of 2000 m2. The Warehouse 7 building, where WH7 is situated, dates back to the beginning of the 19th century and has been marked as a historical monument. 

WH7 is led by professional trainers who have reshaped fitness to fit the contemporary way of life. Their primary goal is to make exercising alluring in place of  mandatory, satisfying in place of necessary.

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