Our Blog - The Healthy Employee  |  TCA Holdings  |  Midtown Athletic Clubs Proactive Partners has a central service organization based in Chicago. Coaching and fitness professionals are located at customer sites. To get a complete listing of positions available, click here. Midtown Athletic Clubs TCA Holdings Proactive Partners Club Sites www.fitnessworksclub.com www.onenorthfitnesscenter.com www.takingcarecenter.com www.wildwoodathleticclub.com Proactive Partners corporate office: action@beproactive.com