Molchanovs Athletes Shine at the CMAS World Championship Indoor

Molchanovs Athletes Shine at the CMAS World Championship Indoor

Molchanovs athletes took the 2025 CMAS World Championship Indoor by storm, setting 3 new absolute world records and taking home 10 medals.

By Kristina Zvaritch

Did you know that the 2025 CMAS Championship Freediving Indoor, held in Athens, Greece, hosted 6 Molchanovs athletes? We want to take a special moment to recognize them for their tireless dedication to training and excellence. Qualifying for the World Championships is no easy feat, and we at Molchanovs are honored to support them on their journeys to greatness.

Our senior and junior athletes delivered incredible results:

🏅 3 world records
🥇 4 gold medals
🥈 3 silver medals
🥉 3 bronze medals

Big congratulations, team — thank you for being an inspiration to freedivers everywhere! Check out their incredible white card performances at this year’s CMAS World Championship below.

Molchanovs Senior Freediving Athletes

Julia Kozerska - Poland

Julia Kozerska and her two gold medals and silver medal at the 2025 CMAS World Championship Freediving Indoor.


Since the beginning of her freediving journey in 2011, Julia has truly made a name for herself in the pool with nine world records in DNF. She’s also a 12x World and European Champion and a 9x World Vice-Champion.

STA: 8:10
🥈 Silver Medal
🏆 World Vice-Champion

DNF: 214m (702ft)
🏅 World Record
🥇 Gold Medal
🏆 World Champion

DYN: 284m (932ft)
🏅 World Record
🥇 Gold Medal
🏆 World Champion

Dive into Julia’s IG: @julia_kozerska

Heike Schwerdtner - Germany

Heike Schwerdtner wearing her blue Molchanovs SPORT Wetsuit at the 2025 CMAS World Championship Freediving Indoor.


Heike Schwerdtner holds a special place in freediving history as the woman who broke Natalia Molchanova’s 11-year-old STA record of 9:02 when she held her breath for 9:07 at the 32nd AIDA Pool Championship in Kaunas, Lithuania. On May 4, 2025, Heike beat her own record at the “Stockholm Apnea AIDA STA Wars - CO₂ Strikes Back” event in Stockholm, setting a new world record of an incredible 9 minutes 22 seconds.

STA: 9:05
🏅 World Record
🥇 Gold Medal
🏆 World Champion

DNF: 157.5m (517ft)
📊 8th place

DYN: 212m (696ft)
📊 12th place

Hold your breath with Heike on IG: @heike_schwerdtner

Mikhail Briantsev - International

Mikhail Briantsev in his Molchanovs freediving wetsuit, wearing his nose clip and holding his carbon PRO monofin at the 2025 CMAS World Championship Freediving Indoor.


Mikhail has been competing in freediving since 2017. After setting multiple national records in the pool, he went on to become Vice-Champion in DYN and DYNB at the 30th AIDA World Championship in 2023 and is also is a European Champion and Molchanovs instructor.

DNF: 195m (640ft)
📊 10th place

DYN-BF: 242m (794ft)
📊 11th place

DYN: 285m (935ft)
🥉 Bronze Medal

Zsófia Törőcsik - Hungary

Zsófia Törőcsik wearing a Molchanovs PRO Wetsuit at the 2025 CMAS World Championship Indoors.


In just two short years of freediving, Zsófia, a former triathlete, is already a 2x World Vice-Champion and multiple national record holder for Hungary!

DNF: 200m (656ft)
🥈 Silver Medal
🏆 World Vice-Champion

DYN-BF: 250m (820ft)
🥉 Bronze Medal

Catch Zsófia on IG: @torocsikzsofia

Molchanovs Junior Freediving Athletes

Abjdulmajeed Alsafi (right) and Elias Amr Mamdouh, posing with his carbon PRO monofin, competed as junior athletes at the 2025 CMAS World Championship Freediving Indoor.

Abdulmajeed Alsafi - Saudi Arabia

Abdulmajeed is the world’s youngest and deepest 15-year-old! His personal bests include CWTB to 88m (289ft), 70m (230ft) in FIM, and 50m (164ft) in CNF.

DNF: 127m (417ft)
🥈 Silver Medal
🏆 World Vice-Champion

DYN-BF: 190m (623ft)
🥇 Gold Medal
🏆 World Champion

DYN: 123m (404ft)
📊 6th place

Tag along with Abdulmajeed on his journey on Instagram: @abdulmajeedalsafi

Elias Amr Mamdouh - Egypt

16-year-old Elias holds Junior CMAS National Records in DYNB to 124.5m (408ft) and 82m (269ft) in DNF. His main goal is to be the world’s first Junior to break the 200m (656ft) mark in DYN!

DYN-BF: 157.5m (515ft)
📊 5th place

DYN: 168m (551ft)
🥉 Bronze Medal

Follow Elias’ training adventures through IG: @eliasmamdouh_

For all the thrilling details of the 2025 CMAS World Championship Freediving Indoor, check out our day-by-day competition reporting.

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