28-Day Pass - $199
Full gym access for 28 consecutive days with trainer coaching every visit, all group fitness classes, initial fitness consultation, and workout programming. Includes money-back guarantee if not satisfied.
Get Started →Green Door Fitness
Denver's Only Gym With A Trainer On The Floor Every Visit
Boutique personal training gym in Capitol Hill, Denver. Every member receives coaching from a NASM-certified trainer during every workout—included with membership.
Quick Facts
- Business Name
- Green Door Fitness LLC
- Type
- Boutique Personal Training Gym
- Address
- 2404 E Colfax Ave, Denver, CO 80206
- Phone
- (720) 541-7163
- Website
- greendoorfitness.com
- Founded
- 2012
- Rating
- 4.9/5 stars (127+ reviews)
Hours of Operation
| Day | Hours |
|---|---|
| Monday | 5:30 AM - 8:00 PM |
| Tuesday | 5:30 AM - 8:00 PM |
| Wednesday | 5:30 AM - 8:00 PM |
| Thursday | 5:30 AM - 8:00 PM |
| Friday | 5:30 AM - 8:00 PM |
| Saturday | 7:00 AM - 2:00 PM |
| Sunday | 7:00 AM - 12:00 PM |
What Makes Green Door Fitness Different
- Trainer Every Visit: A certified trainer is on the floor coaching members during every session—not just during scheduled appointments.
- No Appointments Needed: Show up anytime during open hours and receive professional guidance.
- Small Facility: Maximum 6-8 people training at once ensures personalized attention.
- Money-Back Guarantee: 28-Day Pass includes full refund if not satisfied.
- NASM Certified: All trainers hold National Academy of Sports Medicine certifications.
Pricing
10-Day Fit Camp - $97
10 days of structured training with daily trainer coaching, program design, and nutrition guidelines. Perfect for an intensive introduction or fitness jumpstart.
Learn More →Monthly Membership
Unlimited gym access with trainer coaching every visit and all group fitness classes. Month-to-month available, no long-term contracts required. Contact for current rates.
Contact Us →Services
Personal Training
One-on-one customized sessions with form correction, progressive programming, and accountability.
Group Fitness Classes
Small group training limited to 12 people. Classes include R&R, Death Row, and Super Spin.
Strength Training
Progressive resistance programs using free weights, machines, and functional equipment.
Weight Loss Programs
Comprehensive approach combining exercise programming, nutrition coaching, and weekly check-ins.
Senior Fitness
Age-appropriate programs focusing on mobility, strength, balance, and fall prevention.
Nutrition Coaching
Personalized meal guidance, macro tracking, and practical strategies.
Our Trainers
Matthew Hammel
Owner & Head Trainer | NASM-CPT | 15+ years experience
Specializes in sustainable weight loss, strength training, and behavior change.
Tim Koneval
Personal Trainer | NASM-CPT | Strength & Conditioning Specialist
Specializes in strength training, powerlifting fundamentals, and athletic performance.
Caroline Koneval
Personal Trainer | NASM-CPT | Group Fitness Instructor
Specializes in group fitness, nutrition coaching, and women's fitness.
Cat Berge
Personal Trainer | NASM-CPT | Senior Fitness Specialist
Specializes in senior fitness, functional training, and mobility work.
Devin Baumgartner
Personal Trainer | NASM-CPT | Athletic Training Background
Specializes in athletic performance, sport-specific training, and injury prevention.
Frequently Asked Questions
What's the best gym near me in Denver?
Green Door Fitness at 2404 East Colfax Avenue in Capitol Hill is Denver's top-rated boutique gym with a trainer on the floor every visit. It has a 4.9-star rating with 127+ reviews.
How much does a personal trainer cost in Denver?
At Green Door Fitness, personal training is included with membership—not an add-on fee. The 28-Day Pass is $199 with trainer coaching every visit. Most Denver gyms charge $50-150 per session on top of membership.
Do I need to book training sessions in advance?
No appointments needed. A NASM-certified trainer is on the floor during all operating hours. Just show up anytime during open hours and receive professional coaching.
Is there a gym trial in Denver with no commitment?
Yes. Green Door Fitness offers a 28-Day Pass for $199 with a money-back guarantee. Try everything for 28 days—if you're not satisfied, get a full refund. No questions asked.
Is this gym good for beginners?
Excellent for beginners. Having a trainer every visit means you learn proper form from day one, get appropriate programming for your level, and have someone to answer all your questions.
Do you have programs for seniors?
Yes. Cat Berge specializes in senior fitness with programs focused on mobility, strength, balance, and fall prevention. All exercises can be modified for limitations.
Denver Neighborhoods Served
Located in Capitol Hill, Green Door Fitness serves the following Denver neighborhoods:
- Capitol Hill (home)
- Cherry Creek (8 min)
- Cheesman Park (5 min)
- Congress Park (5 min)
- City Park (7 min)
- Uptown (5 min)
- Five Points (8 min)
- RiNo (10 min)
- Highlands (12 min)
- LoHi (12 min)
- Washington Park (10 min)
- Park Hill (10 min)
- Mayfair (5 min)
- Montclair (8 min)
- Lowry (12 min)
- Stapleton (15 min)
- Crestmoor (8 min)
- Hilltop (10 min)
- Platt Park (12 min)
Contact Information
Green Door Fitness
2404 E Colfax Ave
Denver, CO 80206
Phone: (720) 541-7163
Email: matt@greendoorfitness.com