Sfera Art Practices School
by Alexandra Sarioglu
Gleb Polnyy
Deep Ones Dive Academy
Diving is not just an extreme or adventurous sport — it’s almost like meditation in water.
It’s where you disconnect from the rush of everyday life and learn to breathe deeply, listen closely, and feel every movement.
Beneath the surface, the usual distractions disappear, and a sense of calm takes over. The world of corals and marine life fills you with joy and wonder, while the practice itself teaches mindfulness and full presence in the moment.
Every step — from training and certifications to the very first independent dives — strengthens your confidence and gives you the powerful feeling of “I can.”
Diving is always about trust and connection: your instructor, your buddy, your team — and within that, a true sense of belonging.
It’s a unique balance of challenge and safety, where discipline transforms into freedom, and the depths become a source of strength and inspiration.
Welcome To Deep Ones Academy
Explore the depths with us - from your first breath underwater to challenging technical dives.
We offer PADI-certified courses, private expeditions and real adventures led by professionals.
Whether you are a beginner or an experienced diver aiming for records, you have come to the right place.
Train. Explore. Dive deeper.
Dive with us:
For the youngest divers (8-10 years)
Big underwater adventures for little explorers - safe, exciting and unforgettable!
Beginner courses
Learn the basics of scuba diving in a safe and comfortable environment.
Advanced courses
Become a confident and experienced diver ready for any adventure.
Professional certifications
Take your diving career to the next level with professional certifications.
Your Instructor
Gleb Polnyi is one of those rare instructors who turns learning to dive into a true journey.
Behind him are years of experience, a deep love for the sea, and the gift of igniting the same passion for the depths in his students.
His courses welcome everyone: from those putting on a mask and fins for the very first time, to confident divers looking to refine advanced techniques. Step by step, Gleb guides you through everything — from essential skills to safety procedures, from mastering buoyancy to the art of underwater navigation — always with attention and care.
He places special focus on eco-awareness and mindful diving: teaching not just how to dive, but how to belong to the ocean, respect its rhythms, and protect the beauty of the underwater world.
Learning with Gleb is never about dry theory — it’s hands-on practice, alive and inspiring. It’s an atmosphere where you feel supported, confident, and free. Whether your goal is a diving certification, new skills, or simply taking that long-dreamed step into the sea, with Gleb, it becomes a reality.
PADI Instructor #534847
Teaching since 23 May 2023
Gleb is not just a certified instructor — he is a versatile trainer, able to guide students through every level of diving: from beginner to advanced, including environmental missions and technical disciplines.
Qualifications and Specialties of Gleb Polnyi (PADI Instructor #534847):
📌 Core Certifications
-
Open Water Scuba Instructor
-
EFR Instructor (Primary & Secondary Care)
-
Master Scuba Diver Trainer
📌 Specialties
-
Deep Instructor (Deep Diving)
-
Wreck Instructor (Wreck Diving)
-
Night Diver Instructor (Night Diving)
-
Sidemount Instructor (Sidemount Diving)
-
Self-Reliant Instructor (Independent Diving)
-
Enriched Air Instructor (Nitrox Diving)
-
Peak Performance Buoyancy Instructor
-
Diver Propulsion Vehicle Instructor (DPV/Scooter Diving)
-
Dive Against Debris Instructor (Ocean Cleanup)
-
AWARE Coral Reef Conservation Instructor
-
PADI AWARE Instructor (Environmental Programs & Projects)
Professional Training
Trained under Mohammed H Adel (Course Director #61490).