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World class instruction taught by a 4-time Olympian.

Alliance St. Croix is owned and operated by 4-time Olympian, World Bronze Medalist and Alliance Jiujitsu Black Belt, Brian Olson. Sensei/Coach Brian is known for his leadership, humility, hard work and dedication to the learning and growth of his students. Our vision is to help our students to be best version of themselves both mentally and physically through martial arts. There is no greater reward than seeing a student smiling and having fun, while they grow and develop the abilities that will improve their lives

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Adult Jiu-Jitsu

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Kids Martial Arts

Class Schedule

Another Amazing night on the mats with our Eagles! So proud of these Eagles and especially the parents that have committed to allowing us guide their kids journeys and most importantly taking the time to keep them consistent and get them to class. It’s not way especially during summer but you are changing your kids lives and we truly appreciate you! ...

23 1

Training is DONE! Now for the fun! ...

31 1

Independence Day Eve training. Packed mats and it doesn’t get any better than that! Great job everyone! ...

19 0

A sea full of Eagles! Amazing group putting in the work and getting it done! #riverfallswi #hudsonwi ...

19 0

Summer is in full swing and the mats are packed! Students staying committed and putting in work in those summer months! LIVE IT!, LOVE IT #riverfallswi #hudsonwi #hudsonwisconsin ...

27 0

Starting the morning off the right way! 6am morning class getting after it! ...

33 0

Another AMAZING Tuesday night eagles class. Eagles putting in some great work and staying consistent during the summer! ...

11 0

Nogi is on fire! ...

14 0

Packed mats! Lives being changed on the mat but you got to show up and put in the work! ...

12 0

That time when mom mixed up your pants! Training never stops ...

15 0

We have an abundance of water bottles and clothes left. Please make sure that you grab yours and check the grey bin for clothes. We will be purging everything on Wednesday ...

13 1

Smiles on a Saturday morning are super important! Smiles can change the outcome of your situation so we focus on our students putting that smile on their faces every time they walk through the door. ...

29 1

Not only is Brian a world-class 4x Olympic athlete, he’s also a fantastic teacher. – Alex A