πŸ“ Torrance, CA  Β·  South Bay

Train Smarter.
Perform Better.

Small-group strength & conditioning for adults and youth athletes. Max 6 per group β€” so every client gets elite, personalized coaching every single session.

See All Programs
12+
Years of Excellence
6
Max Group Size
100%
Coach-Led Sessions
12+
Ages & Levels
Our Programs

Training for
EveryBODY

From youth athletes to adult fitness, golf performance to sport-specific training β€” we build stronger, faster, more resilient people at every level.

Youth Fitness
Ages 12+
Youth Fitness
Middle school, high school & college programs. Speed, power, strength & conditioning for the next level of competition.
Learn More β†’
Adult Training
All Levels
Adult Training
Full-body programs: mobility, power, strength & conditioning. 50% of our clients are adults β€” this is our specialty.
Learn More β†’
Golf Performance
TPI Certified
Golf Performance
Golf-specific strength, mobility & conditioning. Add distance, consistency, and prevent injury β€” for all handicaps.
Learn More β†’
Athletes
All Sports
Athletes
Hockey, soccer, tennis, volleyball, baseball, football & more. Programs built around the demands of your sport.
Learn More β†’
Sam Gold β€” Founder
12+ Years in the
South Bay
Training
Why Gold Core

Small Groups.
Big Results.

Gold Core small group training is different. Groups are capped at 6 clients per trainer so everyone gets focused, personalized workouts. Our results-driven training, refined for over a decade, combines sports performance and personal training for lasting improvements.

From weight loss to sport performance β€” our nationally recognized coaches keep learning and stay ahead of a fast-changing industry. That dedication is why top athletes and loyal adults across the South Bay choose Gold Core.

πŸ‘₯

Max 6 Per Group

Real coaching attention on every rep β€” not instructions shouted across a crowded gym floor.

πŸ…

Nationally Certified Coaches

CFSC, TPI, NCCPT, ACE, NASM certified. Our staff trains other coaches in the industry.

⚑

Coach-Led Start to Finish

From the moment you walk in, a coach guides every rep. Proper form, progression, motivation.

🎯

A Program That Actually Works

Mobility β†’ warmup β†’ power β†’ strength β†’ conditioning. A complete, proven system β€” not random workouts.

Our Method

The Gold Core
4 Pillars

Every session β€” for every client β€” follows the same proven structure. No guesswork, no random workouts.

01

Mobility

Foam rolling, active stretching & muscle activation. We prime your body for safe, effective training and build long-term joint health and injury prevention.

02

Power

Plyometrics, Olympic lifting variations, med ball work, jump training. Load maximum energy and release it with efficiency β€” for sport and everyday life.

03

Strength

Three multiplanar strength circuits covering upper body, lower body, and core. Functional movements that translate to real-world results and lasting resilience.

04

Conditioning

Sleds, bikes, rowers and more. Heart-healthy, sport-ready conditioning so your body is just as powerful on your last rep as your first.

Our Team

Meet Your
Coaches

Nationally certified. Always learning. Dedicated to your results from the moment you walk in the door.

Sam Gold
Sam Gold
Founder
CFSC LVL 2 TPI LVL 1 TPI LVL 2 NCCPT JrFitβ„’ Redcordβ„’
Nathan Richtiger
Nathan Richtiger
Manager & Lead Coach
ACE CPT EXOS Speed PN LV1 GGS
Matthew Takahashi
Matthew Takahashi
Strength Coach
NASM CPT CFSC BS Kinesiology
Real Results

What Our
Members Say

Every single member of Gold Core is family. Here's what they have to say.

β˜…β˜…β˜…β˜…β˜…

"Gold Core is by far the best gym in the South Bay! Sam is a real professional who contributes to the local high schools and is great for youth and adult training. I would recommend Gold Core 10 out of 10 times to everyone!"

Aidan M.
Aidan M.
Gold Core Member
β˜…β˜…β˜…β˜…β˜…

"Sam's small group fitness classes are essentially personal training sessions. In just 3 months I've lost 5 lbs and feel I'm at one of my fittest points ever. I highly recommend Gold Core to anyone at any age and ability level."

Tiffany M.
Tiffany M.
Adult Training Member
β˜…β˜…β˜…β˜…β˜…

"Great place for youth athletic development! My son loves training here. The coaches are patient and encouraging, and Sam has a program specifically for hockey players! We feel grateful to have both him and the gym."

Mary Lu
Mary Lu
Youth Hockey Parent
β˜…β˜…β˜…β˜…β˜…

"Dedicated professional instruction β€” Sam not only works you harder, he makes you do it properly for maximum benefit and reduced injury risk. I'm happy with my decision every single time I leave. These guys nail it."

Matt S.
Matt S.
Gold Core Member
β˜…β˜…β˜…β˜…β˜…

"Gold Core is a welcoming environment with strong support on every level β€” mind, body, and health. These workouts are never the same. I travel frequently for work but the discipline Sam has taught me is like no other. Strongly recommend."

Carlos A.
Carlos A.
Gold Core Member
β˜…β˜…β˜…β˜…β˜…

"Sam always makes sure you use proper form and keeps incorporating new exercises. This is as personalized as group fitness can get. If he can get me to work out and stick to it β€” he can really help anyone! Love love love this studio!"

Silvina O.
Silvina O.
Gold Core Member
β˜…β˜…β˜…β˜…β˜…
Google Review

"Been working out here for 3 years. Great coaches. Sam Gold runs a great program to help anyone get stronger, faster, and more explosive."

B
Brock Possemato
Google Review Β· 3-Year Member
β˜…β˜…β˜…β˜…β˜…
Google Review

"Gold Core exceeds all expectations. Whether you're an athlete looking to get to the next level or just need to get in shape, these guys will work with you and you will get results better than you imagine. Always personable and professional."

C
Craig Greely
Google Review
β˜…β˜…β˜…β˜…β˜…
Google Review

"Gold Core helped me get into the best possible shape I could be in before heading off to the University of Georgia for soccer. These guys don't just care about your fitness but also you as a human!!"

M
Maddy Herniter
Google Review Β· Soccer Athlete
β˜…β˜…β˜…β˜…β˜…
Google Review

"Wonderful experience! Perfect atmosphere for young kids looking to up their game in sports. The trainers are very easy to talk to. Have an injury? No worries β€” they can create a workout around those injuries."

J
John Perry
Google Review Β· Youth Parent
β˜…β˜…β˜…β˜…β˜…
Google Review

"I've been with Gold Core for over 10 years and have seen huge results for myself. Sam and Nathan are two of the best trainers around! They treat you like family and are knowledgeable in multiple aspects of training."

Z
Zane Rowan
Google Review Β· 10-Year Member
β˜…β˜…β˜…β˜…β˜…
Google Review

"I came to Gold Core to train for softball, and raised my exit velocity by 10mph!! These guys know their stuff."

S
Sofia Reyes
Google Review Β· Softball Athlete
β˜…β˜…β˜…β˜…β˜…
Google Review

"I have LOVED Gold Core since the moment I stepped through the front doors! Sam and his team always check in on me and what my needs are. Get buff!!!"

E
Elle Kallsen
Google Review
β˜…β˜…β˜…β˜…β˜…
Google Review

"Sam and Nathan have been fantastic for me and my health. After some in-depth discussions about my health profile and prior injuries, they designed a program specifically for me that has yielded great results."

S
Steve Granick
Google Review
5.0
β˜…β˜…β˜…β˜…β˜…
32 reviews on Google
See All Reviews β†’
Class Times

Training
Schedule

Youth training runs Monday–Saturday. Adult and golf programs are flexible. Contact us to find the right class for your schedule.

Youth Training
Monday & Wednesday 4:15 Β· 6:30 PM
Tuesday & Thursday 4:00 Β· 6:00 PM
Friday 4:15 PM
Saturday 9:00 Β· 10:00 AM
Adult Training
Frequency 2–4x per week
Morning Sessions Available
Evening Sessions Available
Session Length 60 minutes
Golf Performance
Recommended 2–4x per week
Results in 2–3 weeks
Session Length 60 minutes
Skill Level All handicaps
Ready to Start?

Make the
Commitment Today.

Located in the heart of the South Bay. Serving Torrance, Redondo Beach, Palos Verdes, Hermosa Beach, Manhattan Beach, and surrounding areas.

πŸ“ž (424) 257-8907

πŸ“ 3916 Sepulveda Blvd, Torrance, CA 90505

πŸ’¬
Text us now β€” (424) 257-9811  Β·  Questions? Text us anytime!  Β·  Ready to get started? Send us a text!  Β·  Text (424) 257-9811 for pricing & availability  Β·  We reply fast β€” text us now!  Β·  Text us now β€” (424) 257-9811  Β·  Questions? Text us anytime!  Β·  Ready to get started? Send us a text!  Β·  Text (424) 257-9811 for pricing & availability  Β·  We reply fast β€” text us now!  Β· 
TAP TO TEXT β†’