Experience the Best of Personal Training Group Classes with Signature Small-Group Training!
Build strength, boost conditioning, and stay accountable to your goals in a fun, motivating environment.
Small-group training is an affordable way to tap into a trainer’s expertise while enjoying the camaraderie and competitiveness of a group dynamic. With groups capped at eight participants, you’ll receive personalized attention without losing the team spirit.
Each signature Small-Group Training option is designed around specific equipment and goals, so you can find the perfect fit for your fitness journey. Discover what works for you—and love the results!
Benefits of Signature Training
- Improve your fitness in cardiovascular endurance, muscular strength, flexibility and body composition
- Small Groups (5-12 people) are led by a certified personal trainer to assure proper technique
- While in a group setting, individual attention is available for personal improvement
- Easily modify workouts to make sessions as easy or as hard as needed, but in a safe and controlled manner
- Use of functional non-traditional training techniques not found in most general fitness classes (TRX, ViPR, CoreHammer, SRT Barbells, etc).
- High energy and motivation creates a challenging, but fun workout environment
- Experience social fitness, be inspired by groupmates, and get challenged (and healthy) all in one!
Current Schedule
Signature Small-Group Training classes are for those ages 16 years and older. Classes last 55 minutes, unless otherwise noted.
| SESSION | LOCATION/DATES |
|---|---|
| MARILYN FOX BUILDING (CHESTERFIELD) | |
| classes updated 8/1/2025 | |
| Beginners Accelerate | FOX TUE. 6 p.m., THU. 7 p.m. |
| Women’s Strength Camp | FOX TUE. 9:30 a.m., THU. 9:30 a.m. |
| Women’s Strength Camp 55+ | FOX FRI. 8:30 a.m. |
| Men’s Small Group Fitness | FOX TUE. 6 a.m., TUE. 6 p.m., THU. 6 a.m., THU. 6 p.m., |
| Mom Squad | FOX MON. 7 a.m., MON. 9 a.m., TUE. 5 p.m., WED. 7 a.m., WED. 9 a.m., THU. 5 p.m., SAT. 8 a.m., SAT. 10 a.m. |
| STAENBERG FAMILY COMPLEX (CREVE COEUR) | |
| classes updated 4/6/2025 | |
| Beyond Barbells | SFC THU. 8:30 a.m., THU. 12 p.m. |
| Condition & Conquer | SFC MON. 8:30 a.m., WED. 6 p.m. |
| Raising the Bar | SFC FRI. 9 a.m. |
| Strength Camp | SFC MON. 7:30 a.m., WED. 5 p.m. |
| Strength Foundations | SFC WED. 12 p.m. |
| Signature Small-Group Pilates Reformer Class | SFC FRI. 9 a.m., FRI. 10 a.m. |
| FOX = Marilyn Fox Building in Chesterfield, Mo. SFC = Staenberg Family Complex in Creve Coeur, Mo. |
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Pricing and Reservations
| TRAINING PROGRAM | NO. OF CLASSES | MEMBER COST | NON-MEMBER COST | REGISTER |
|---|---|---|---|---|
| Signature Small-Group Training* FOX/SFC Times and locations vary by class *except those noted below |
First Class Always FREE | unavailable | Contact the J Fitness Director to Sign Up! | |
| Drop-in | $31 per session | |||
| 1 session per week | $87 per month* | |||
| 2 sessions per week | $143 per month* | |||
| 3 sessions per week | $205 per month* | |||
| *with a two-month commitment. 30-day cancellation notice is required. | ||||
| Signature Small-Group Pilates Reformer Class | 10-Pack Group Session Pass | $205 ($20.50 per session) | unavailable | Contact the J Fitness Director to Sign Up! |
| Pricing current as of 9/1/2026. Save 3% when you pay with ACH and coupon code ACHSAVE3! FOX = Marilyn Fox Building in Chesterfield, Mo. SFC = Staenberg Family Complex in Creve Coeur, Mo. |
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Contact
| Fitness Director Andy Hayes 314.442.3147 |