Meet the coaches.
Owned and operated by siblings — built on the community that's been part of Barrington for years.
Jill
Miscavage.
As co-owner of Evolution Fitness, Jill brings a deep personal connection to the facility. A member since 2013, her experience inside the gym gives her a strong understanding of the community and culture that makes this place unique.
Having experienced the gym from the inside, Jill understands the value of its community and culture and is dedicated to preserving that foundation while continuing to move it forward. Partnering with her brother, she is focused on creating a supportive, motivating environment where every member has the opportunity to succeed.
Chuck
Miscavage.
As co-owner of Evolution Fitness, Chuck is proud to carry forward the legacy of a long-established facility while helping shape its next chapter. While new to gym ownership, Chuck brings a strong commitment to creating a welcoming, supportive environment where members of all levels can thrive.
His focus is on maintaining the community-driven culture that defines Evolution Fitness, while continuing to grow and improve the experience for everyone who walks through the doors. Alongside his sister, Chuck is dedicated to building a space where hard work, consistency, and community come together.
Five values that guide our community.
At Evolution Fitness, everything we do is built around a strong set of core values that guide our community and culture.
Bring Your Best
Show up ready to give your effort, no matter where you're starting.
Motivate with Positivity
Encourage, support, and lift each other up every day.
Teamwork
We're stronger together, pushing and growing as a community.
Commitment to Success
Stay consistent, trust the process, and keep moving forward.
Have Fun
Enjoy the work, the people, and the progress along the way.
Change is now.
Every new client starts with a free 30-minute 1-on-1 session. We talk goals, evaluate where you are, and build a plan that fits.