Our coaches

Henrik Yttervik

Henrik is our go-to coach for rehab, prehab, and performance enhancement. As an experienced Doctor of Manual Medicine, personal trainer, and CrossFit Games athlete, Henrik combines his extensive experience and knowledge to help you achieve your goals. With over 11 years of coaching experience, Henrik has helped countless individuals reach their goals injury-free, whether it's refining technique or overcoming pain.

Marius Olsen

Marius started CrossFit in 2015 and competed in the sport until 2022 when he finished his career after competing at the CrossFit Games with team CrossFit Sarpsborg. Marius is a certified personal trainer and works as a full time coach. Marius is a dedicated coach who is focused on personal development, and he is passionate about helping others who want to better themselves.

Ragnhild Seim

Ragnhild have worked in the fitness industry for the past eight years and is passionate about helping people achieve their goals, whether it's mastering their first toes-to-bar, muscle-up, or performing at the highest level in competitions. Ragnhild is a qualified personal trainer, nutritionist, CrossFit Level 2 Coach, and Certified Mental Trainer (AEC L4). She also holds certifications as an Athletic Exercise and Strength Coach Levels 1 and 2, along with Burgener Strength Weightlifting Level 1. Ragnhild offers both online coaching for fitness and nutrition, For those seeking guidance to perform at their best as athletes, and also for those who want a lifestyle change combining both training and nutrition in one package. Ragnhild’s approach blends her nutritional expertise with her experience as a three-time CrossFit Games team athlete, making her a suitable coach for anyone looking to improve both their fitness and dietary habits, or for those who wants to focus on one of them at the time. Her dedication to helping others reach their goals shines through in her dynamic and supportive coaching style.

Andreas Skoglund

Andreas started coaching CrossFit in 2017 and has since then coached in both Norway and The Netherlands. In addition to being a CrossFit Level 2 Trainer, Andreas is also a Physiotherapist and a Personal Trainer. He has a passion for programming, and has worked with a broad range of clients at different levels. Andreas likes to look at the big picture, and you can expect a coach that is enthusiastic and interested in you and your progress. Andreas’s hobbies outside of coaching and training includes climbing, hiking and long runs with his fiancé and their dog.

Boris Benke

Boris discovered Crossfit in 2013 and started competing in 2015. He has been to over thirty competitions all over Europe over the years and is still counting. Besides his passion for competing he began early to coach people in classes and since 2020 as a Remote Coach. Boris is driven by the goal to bring the very best out of the people, whether it is a beginner who wants to do his/her first pull-up or an experienced athlete who wants to compete on the biggest stage.

Jonas Jonassen

Jonas started coaching Crossfit back in 2013 and has never looked back. With his background in football and the Army, Crossfit was the perfect fit and gave him an outlet for his competitiveness and desire to always learn something new. He put a lot of emphasis on the mental side in addition to the physical programming, since he believes that it is the mental part that will determine if you win or lose the battle and can reach your true potential. Jonas is a Crossfit Level 3 Trainer and educated Personal Trainer and has gained a lot of experience coaching at the CrossFit Games and Worlds and Nationals in Functional Fitness.

Stefan Revang

Stefan started coaching CrossFit back in 2011. In 2013, at the age of 22 years old he created CrossFit Tromsø - at that time the world's northernmost CrossFit Box. Since then Stefan has been opening three more CrossFit boxes - and is today the general manager at CrossFit Borealis located in Bodø, Norway. Stefan was a competitor for years. He's a personal trainer and is one of few holding a CrossFit Level 3 certification. Stefan became a part of Kriger Training back in September 2022 and has since then coached several athletes to gold in the Nationals, World Championship and also athletes qualifying for the CrossFit Games.

Åsmund Thorbjørnsen

Åsmund has been working in the fitness industry for more than 13 years. He started as a personal trainer in 2010, worked as a Box Manager and he now works as a full time coach at CrossFit Oslo and CrossFit Løren along with being a part of the Kriger Training team. Åsmund works with both the everyday athlete and the competitive CrossFit and Weightlifting athletes. His focus is on the details and the quality in every little thing the athlete does. He wants his athletes to succeed no matter the level.

Anders Bødtker

Anders started Crossfit back in 2018-2019 and have 10+ years of experience competing in cross-country skiing and running. In addition he has experience with coaching high-level cross-country skiers. Anders is driven by development in all aspects of performance as well as having fun along the way. His mantra is to always find the most optimal solution for the desired goals and life-balance, which will create a base that is sustainable. Consistency is king.

Henrik Negård

Henrik started CrossFit in 2019 while doing his Physical Therapy degree, and has since then worked as both Physiotherapist and personal trainer alongside his CrossFit endeavors. He is passionate about helping you reach your goals, either that is creating a better training routine - or to someday qualify for the CrossFit Games. To be sure you get closer to your goals he is individualizing your training as well as helping you adjust your training to pain or injuries.

Benjamin Boujar

Benjamin has a background in professional football at the highest level in Norway and has extensive experience working with athletes and getting them to perform when it matters. He values the opportunity to share his knowledge and experience with others and motivates his clients to reach their full potential. Benjamin has competed in Crossfit at a national level, he has an eye for detail and loves to motivate and help others reach their individual goals.