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Business Details
22 Years
experience
Your Trusted Fitness Partner in Atlanta, GA
Catalyst Fitness has been Georgia's premier medically recognized personal training facility for over 20 years, specializing in Small Group Training, Corporate Wellness, Physical Therapy, and Massage Therapy. Our team of veteran trainers holds numerous local, national, and international awards, and all possess degrees and certifications from the four most reputable personal training organizations: ACE, NASM, NSCA, and ACSM. We are committed to transforming lives through a unique scientific approach to fitness, combining applied biomechanics, human movement, and nutritional guidance.

With flexible hours and a convenient location in Atlanta, we provide personalized programs tailored to individual goals, emphasizing foundational corrective exercises and evidence-based training methods. Our facility has received multiple industry awards, including the Atlanta Business Chronicle Healthiest Employer Award, and we actively contribute to the fitness community through education and trainer development programs.
Services
Small Group Training Personal Training Corporate Wellness Brazilian Jiu-Jitsu Massage Therapy
Details
  • Year established: 2004
Highlights and features
  • We have over 20 years of experience in medically recognized fitness training.
  • Our trainers hold certifications from the four most reputable fitness organizations.
  • We implement a patented scientific approach to fitness and nutrition.
  • We provide flexible training hours seven days a week.
  • Our facility has received more industry awards than any Southeast competitor.
Associations and certifications
  • ACE
  • NASM
  • NSCA
  • ACSM
What people say
Transformed my life Expert guidance Motivating and fun Measurable results Supportive community
Services
Small Group Training
Our Small Group Training sessions offer personalized attention in a group setting, starting when you arrive and ending when you complete your workout. With 3-6 participants per trainer, these sessions combine individualized programming with motivational group dynamics. The program includes unlimited facility use during designated hours and has helped clients achieve significant improvements in strength, flexibility, and overall fitness.
Personal Training
Customized personal training sessions focus on individual goals through science-based programming. Trainers with advanced certifications design workouts that address specific needs, from weight loss to athletic performance. Sessions include nutritional guidance and corrective exercise patterns, with measurable progress tracking to ensure continuous improvement and long-term success.
Corporate Wellness
Award-winning corporate wellness programs enhance employee health and productivity through on-site training and educational workshops. Our evidence-based approach includes ergonomic assessments, group fitness sessions, and personalized health plans. Designed to reduce workplace injuries and improve overall wellness, these programs have earned recognition as Atlanta's Healthiest Employer.
Brazilian Jiu-Jitsu
Offering Gi and No-Gi classes with expert instruction from internationally recognized black belts. The program combines technical skill development with physical conditioning, emphasizing practical self-defense applications and mental discipline. Private sessions and group classes cater to all skill levels, from beginners to competitive athletes.
Massage Therapy
Therapeutic massage services focus on injury prevention, recovery, and performance enhancement. Integrated with fitness programs, these sessions address muscle imbalances and improve flexibility through specialized techniques. Designed to complement training regimens, the therapy helps maintain optimal physical condition and accelerate recovery between workouts.
People
Bill Sonnemaker
Co-Founder
Internationally recognized exercise physiologist with expertise in applied biomechanics. Holds multiple advanced certifications and has trained professional athletes and everyday clients for over 20 years.
Valorie Sonnemaker
Co-Founder
PFP's 2013 Trainer of the Year with specialization in corrective exercise. Combines fitness expertise with practical approach to help clients overcome physical challenges and achieve long-term results.
Chris Kendrick
Chief Performance Officer
Scientific approach to fitness combines movement analysis with creative programming. Focuses on measurable outcomes and evidence-based training methods to optimize client performance and health.
Brian Bagwell
Personal Trainer
Specializes in foundational corrective exercise patterns and functional movement. Emphasizes proper form and injury prevention while helping clients achieve their specific fitness goals through personalized programming.
Questions
What makes Catalyst Fitness different from other gyms?
We combine science-based training methods with personalized programming and nutritional guidance. Our certified trainers focus on measurable results through individualized assessments and evidence-based approaches.
Do you offer flexible training options?
Yes, we provide both small group sessions and personal training available seven days a week. Our hours accommodate busy schedules with early morning and evening availability.
What certifications do your trainers hold?
All trainers hold certifications from top organizations including ACE, NASM, NSCA, and ACSM, with many possessing advanced specializations in corrective exercise and performance training.
Are there corporate wellness programs available?
Yes, we offer customized corporate wellness solutions with proven success in improving employee health metrics and reducing workplace injuries through on-site training and education.
How do you track fitness progress?
We use scientific assessments and measurable benchmarks to track improvements in strength, flexibility, and overall fitness, adjusting programs based on individual progress and goals.
What location services do you provide?
Located in Atlanta's Buckhead area, we serve Metro-Atlanta with convenient access near Peachtree Road and Peachtree Battle Road in the Astoria at the Aramore.
Reviews (4)
Elizabeth Heim
Oct 14, 2021 Report
Expensive. But when you come from a family of crime, money is no object. They were able to transform my son, but my ex is a hopeless case.
Sam Chontos
Sep 23, 2021 Report
Positive:Communication,Professionalism
Had the opportunity to meet with Bill. The knowledge and intensity is perfect. So grateful to see a more wholistic view on fitness, which in the end delivers stronger results that will also last longer, with less risk of injury.
Chris S.
Feb 03, 2021 Report
Positive:Communication,Professionalism,Quality
If you looking for the best working with the best people, look no further than Catalyst Fitness. Would do 6 stars if it was an option
William W.
Feb 02, 2021 Report
Catalyst fitness is an elite gym but their customers dont need to be elite athletes, although some of them are. The in depth knowledge and expertise the trainers is out of the league of any chain gym and should not be compared. If you are looking for the best Buckhead has to offer give them a call. I have been coming here for two years and the staff feels like family. 95% of my time with them is practicing Brazilian Ju Jitsu and the other 5% is nutrition and other body maintenance.