Alliance YOSA is passionate about teaching sports for all ages, genders, and skill levels. Join our certified and expert instructors today.

Alliance YOSA volleyball club is fun, educational and competitive. It is the ideal asset for athletes who aim to reach their fullest potential in volleyball as well as in life. The best athletes will always look for the best coaches from whom them can receive the quality instruction that will take them into a higher level of performance. This is only possible with humbleness, diversity and lots of practice!

​Focusing on athlete’s health and promoting injury prevention training strategies, the primary goal of Alliance YOSA is to provide high-quality teaching, training, and coaching to committed student-athletes in an educationally sound environment that ultimately will cooperate with the individual skills development of its participants.

At Alliance YOSA Northern Colorado, we believe that athletes are developing people and their aspirations are unique.

The State of Colorado now has a volleyball training center for excellence that blends the volleyball expertise of Brazil, the international powerhouses, and the United States volleyball program.

Alliance YOSA Volleyball Club Director, Dr. Gylton Da Matta brings to the youth sports family and to the whole Northern Colorado area, a volleyball development program that represents the cutting-edge knowledge of expertise in volleyball. The Alliance YOSA also brings a wealth of knowledge through outstanding international coaches that proud themselves in teaching volleyball for the benefit of our youth in the United States.