As a reminder we have updated our masking and cleaning policies, please be aware of these changes.

  • Temperature checks and masking required when entering the building
  • Masking required during entire workout in our facilities
  • Specific sanitizing of all equipment required

If you have any questions feel free to call one of our centers or discuss with one of our staff.

Tim Grell

Tim Grell

Personal Trainer


  • University of Wisconsin-Madison - Bachelor of Science, Kinesiology and Exercise Science
  • University of Northern Colorado - Cancer Exercise Specialist
  • ACSM - Personal Trainer


  • Injury Prevention
  • Weight Management
  • Strength Training
  • Cancer Wellness

Call Bellin Fitness at (920) 430-4756 to schedule an appointment, or email Tim at bellinfitness@bellin.org.