John
Coach John Theodosiou ( @theodosiou_giannis ) is the founder and head coach of Grind & Thrive. John’s athletic agenda is not limited to CrossFit. He was a martial arts athlete including karate, mixed martial arts and taekwondo. Later he continued his passion for fitness by attending Democritus University of Thrace and obtaining a degree in Physical Education and Sport Sciences. John’s lifelong goal is to become the best version of himself, and help others unlock their potential.Grew up in Limassol, CY Certifications: CF-L1, CF-L2, TRX L1
Gym Quote: I CAN SHOW YOU THE WAY BUT IT'S YOUR PATH TO WALK!
Demetra Ioannou
Demetra is dedicated to creating an inclusive and welcoming environment where everyone, from beginners to seasoned athletes, feels encouraged and capable. Demetra is passionate about helping each person grow at their own pace, ensuring that every workout feels like a step forward. Her calm and motivating presence makes every class feel like a journey toward improvement, no matter your starting point.
Joker
Joker, the friendly Rottweiler, is a big part of the Grind family. Known and loved by everyone in the community, this gentle giant belongs to the gym's owner and has become a familiar and welcoming face to all who walk through our doors. Don’t let his size fool you—Joker is as sweet as they come, always ready with a wagging tail and a warm greeting. Whether he’s lounging around during workouts or offering moral support during tough WODs, Joker’s presence brings a sense of comfort and fun to the gym. Everyone loves having him around, and we’re sure you will too!