Our team

Passion Meets Fun.

We are experts in kettlebell training and have certifications from StrongFirst, the National Strength & Conditioning Association, Functional Movement Systems, and Precision Nutrition, and have significant experience with the Postural Restoration Institute.

More importantly, we take the time to learn the names, needs, and limitations of every member. Meet Chicago’s premier fitness team.

Sean Griffin

Sean Griffin

Founder & Co-Owner

Sean oversees business operations, marketing and stategy.  His mission in life is to ignite strength, health, and happiness in the lives of others.

After a 2-year stint in corporate finance, Sean realized his true passion for fitness and wellness. He founded CPG in 2013 after working with Division 1 college athletes, interning at the nationally recognized IFAST, and earning some of the industry’s top certifications, including CSCS, SFG, FMS and PN.

Sean graduated from Indiana University with a finance degree.

Grant Anderson

Grant Anderson

Co-Owner & Director of Strength

Grant is the co-owner of CPG. As Director of Strength, Grant develops our Team Training training program and oversees our coaching staff. He specializes in simple methods that achieve maximum results.

He holds CSCS, SFG, and FMS certifications and has a deep passion for continuing education in the strength and fitness world.

Grant graduated from Eastern Illinois University with a BA in Kinesiology with a concentration in Exercise Science.

Kimberlee Kritzer

Kimberlee Kritzer

Communications Director, Assistant Coach

Kimberlee oversees all in-studio and virtual communication strategies, in addition to serving as an Assistant Coach in our Team Training program. 

She is a certified intrinsic lifestyle coach specializing in behavior change and stress management with seven years of experience in fitness and wellness including a bachelors degree in Exercise Science with an emphasis in Dance/Movement Therapy from Wisconsin University.

Peter Leonhard

Peter Leonhard

Head Strength Coach

Peter comes to CPG after multiple years of experience coaching general population clients and athletes. Peter spent his first year at CPG as a member and currently is the only gentlemen in the gym to complete the 100 rep 5:00 snatch test with the 32k kettlebell.

Peter played goalie for the University of Kentucky and graduated with a degree in business administration. He is a certified StrongFirst Level 1 instructor and is ready to help the Primal Tribe get strong!

Karla Gidwani

Karla Gidwani

Studio Coordinator, Assistant Coach

Karla serves as a strength coach and our membership coordinator. Her passion for all things healthy and desire to help others lead her to pursue a career in fitness. 

In addition to serving as Assistant Coach, Karla specializes in working 1-on-1 with new mom’s looking to return to high-intensity training.

Karla holds a B.A. in Music from DePaul University and an M.M. in Music Therapy from Illinois State University. She is also an ACE certified personal trainer.


Our pup, Ziggy, embodies the primal spirit. He loves nothing more than chasing his football, jumping into Lake Michigan, and licking the faces of his favorite members.

Ziggy does not have a college degree.

Pin It on Pinterest