In paper has been developed the model to managing the share structure of group training in schedule of fitness club based on minimax optimization problem. Insufficient client visit for training sessions was identified as the primary risk factor. To boost client interest in high-intensity strength and cardio workouts which build strength, agility and endurance, essential for today’s successful individual incentive strategy involving in-house club competitions has been proposed. The study is based at analysis of group programs at Forte fitness Club (Saratov) & Reforma fitness club (Saratov).