Game Changing Performance

Game Changing Performance is not like other gyms. We have a dedicated staff of coaches who guide you to a new, healthy lifestyle.

Who We Are

At our core, Game Changing Performance is all about helping you get into shape. The moment you workout with us, you are met by a passionate team of coaches who will help you through your fitness journey.

Founded by two life-long althetes, Game Changing Performance has changed the lives of countless Mundelein residents. No matter who you are: we will help you.

Meet the Visionaries

Trevor Warnke
Owner, CEO
Nathan Johnson
Owner, CSO

START YOUR TRANSFORMATION TODAY

SCHEDULE TO CREATE YOUR FREE TRANSFORMATION PLAN

This is a FREE meeting where our transformation director sits down and digs into your goals, see if this program is right to help you transform, and if so, then together you create an individualized transformation plan to the specific results you desire.

Personal information: