Get results with Mr. America champion Jason Kozma and his team of experienced personal trainers. We offer customized fitness programs throughout Los Angeles, with in-home training, gym and studio sessions, and online coaching to fit your goals and schedule.

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Client Transformations

Nothing speaks louder than results. Browse through inspiring transformations from people just like you who committed to change with Jason Kozma’s personal training.

Before and After

Before and Afters
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Personal Training Designed Around Your Goals

Whether you’re looking to lose weight, build muscle, improve athletic performance, or stay active as you age, Jason Kozma and his team of Los Angeles personal trainers provide individualized coaching for beginners, experienced athletes, and everyone in between.

Our trainers work with clients across Los Angeles, offering flexible in-home, gym, studio, and online training options. Each program combines expert instruction, personalized workouts, and ongoing support to help you make lasting progress.

Meet Jason Kozma — Mr. America, Celebrity Trainer & Body Transformation Expert

Jason Kozma -The Best Personal Trainer in Los Angeles

With over 30 years of experience and a legacy crowned by the prestigious Mr. America title, Jason Kozma is more than just a personal trainer — he’s a body transformation architect trusted by celebrities, professional athletes, and fitness enthusiasts worldwide.

Jason’s unique approach combines decades of bodybuilding expertise, cutting-edge nutrition knowledge, and an unmatched ability to connect the mind and muscle to sculpt your best physique. Whether you’re stepping into a gym for the first time or preparing for a competition, Jason’s mentorship ensures you get results that last.

Offers custom designed fitness programs for weight loss, fat loss, general fitness, bodybuilding, strength, sports, corrective exercise, injury rehabilitation, and of course, rapid body transformations. Get A New Body In 8 Weeks!

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Why Train With Jason Kozma?

Get expert fitness guidance from a Mr. America champion and a team of experienced Los Angeles personal trainers.

West Los Angeles Personal Trainer

Mr. America Champion

Benefit from Jason Kozma’s 30 years of fitness experience and proven approach to strength training, conditioning, and body transformation.

Experienced Personal Trainers

Work with knowledgeable trainers who provide individualized instruction, motivation, and accountability to help you reach your goals.

Convenient Locations Across LA

Train at home or at participating gyms and studios throughout Los Angeles, with online coaching also available.

Programs for Every Fitness Level

From beginners to competitive athletes, our team develops training programs around your abilities, experience, and goals.

Personal Training Services

Jason Kozma and his team offer personalized fitness programs for clients of all ages, abilities, and experience levels throughout Los Angeles.

Real Client Transformations

See the results Jason Kozma and his team of Los Angeles personal trainers have helped clients achieve through personalized fitness programs.

Media & Press Highlights

Jason’s expertise has been spotlighted in top media outlets, from MTV and Muscle Mag to KTLA and Cosmopolitan.

Get Started in 4 Simple Steps

Initial Consultation

Initial Consultation

Most people start with a trial session.
We discuss your goals, lifestyle, and fitness history.

Custom Plan Creation

Training Begins

Create a schedule with your trainer and tailored workouts and nutrition plans designed for you.

Regular Check

Regular Check-Ins

Weekly progress tracking and program adjustments.

Ongoing Support

Ongoing Support

Unlimited guidance from Jason and his expert team.

Trusted by Clients Across Los Angeles

Rated 5.0 stars on Google, Jason Kozma and his team have helped clients throughout Los Angeles build strength, lose weight, improve performance, and create healthier lifestyles.

Here’s what they have to say about their experience.

Google star 1Google star 2Google star 3Google star 4Google star 5
Jason, My wife, Janice, is very pleased with her association with her trainer, Debby McKnight. She appreciates her depth of knowledge. She was especially impressed that Debby immediately noticed, at the first session, that she needed to work on correcting/improving her posture. Working together her posture has definitely improved. Janice looks forward to her sessions. Thank you for checking in, Jason. Paul
Posted on Google Google
Paul Gilbert profile picture
Paul Gilbert
Google star 1Google star 2Google star 3Google star 4Google star 5
I had the desire to get in shape and had been mulling over the idea of getting a personal trainer. The diagnosis of a connective tissue disorder was the final push I needed to start looking for a great trainer that could address my specific circumstances. After a lengthy research process, I found Jason and was very impressed by his credentials, program, success stories, and responsiveness to my inquiry. After chatting with him in person, I was reassured that his program would be a good fit for my goals of gaining muscle to support my connective tissue and losing fat to be healthier all around. His diet plan is strict yet manageable, and I appreciated that Jason also had recommendations for supplements, protein powders, et cetera. He does a great job of getting people of all experience levels acclimated to the world of weight training, plus he is a pro bodybuilder so he definitely knows what he is doing. He paired me up with my personal trainer, Debby, who is a perfect match. She is incredibly knowledgeable (also a pro bodybuilder), motivational, has a very similar health history to me, and is overall great to chat with during my workouts. I have seen a lot of great progress in a few short weeks that I know I would not have achieved without Jason and Debby. Overall, I would highly recommend Jason’s program to anyone regardless of experience level, health history, or anything else that may be holding you back from finally working towards your health/body goals!
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Noah Jackson profile picture
Noah Jackson
Google star 1Google star 2Google star 3Google star 4Google star 5
I hired Jason and Los Angeles Personal Training to help me get stronger (and fit in my old pants) after having two babies. Jason was super responsive and professional. He asked what my goals were and talked me through the process and sent the information in writing as well. He provided an 8-week postpartum diet, cardio, and strength plan. It allowed for modifications as a breastfeeding mother and was very doable, though it required a lot of dedication as expected. I worked with personal trainer Dennis who is very knowledgeable, prompt, and flexible with training times. They are both bodybuilders and are very knowledgeable about diet and fitness, including knowledge beyond just heavy lifting. I am fitter and stronger than I was before having both babies and they have refreshed my dietary habits such that I have been able to maintain my weight during the holidays with ease.
Posted on Google Google
Nana Wilberforce profile picture
Nana Wilberforce
Google star 1Google star 2Google star 3Google star 4Google star 5
Amazing trainer with a great network of (also) stellar trainers. If you can train with him directly - awesome. If you can't, he will refer you to someone who is also awesome. My 4 week program got me started on a real life-changing journey. Thank you, Jason!
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Anthony Villanova profile picture
Anthony Villanova
Google star 1Google star 2Google star 3Google star 4Google star 5
Jason created a great nutrition plan catered specifically to my body, that I lost 10 lbs in the first week. David was my trainer and was super friendly and very knowledgeable about any questions I had. He guided me to sculpt the exact body I had told him I envisioned. I recommend Jason Kozma and David Hughes as trainers if you want to see results, and you want to see them quick.
Posted on Google Google
Anika Anderson profile picture
Anika Anderson
Google star 1Google star 2Google star 3Google star 4Google star 5
I'm getting married this summer and my goal is to get back down to the weight I was when I first met my fiancé. On my own, I was losing about 1 pound/week - which isn't bad. But now, with Jason's nutritional plan and David's training, I am losing an average of 2.8 pounds/week! Incredible, right?! Seriously - just do what they tell you and you'll get 3x the results you would going solo!
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Jennifer Clark profile picture
Jennifer Clark
Google star 1Google star 2Google star 3Google star 4Google star 5
Great trainer who is honest, flexible and knowledgable. Highly recommend to anyone who is serious about competition training.
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Allie Garabekyan profile picture
Allie Garabekyan
Google star 1Google star 2Google star 3Google star 4Google star 5
I wrote Jason asking for a consult and he made himself available on my schedule. We met so he could design the best program for my fitness needs which was great but he also made it fun. He's super passionate about fitness and encouraging without being pushy. I've been working out with his co-trainer Tasha who's amazing. Tasha knows exactly how far to push me without over doing it. I tend to burn out after some time but she keeps it fresh. She's prompt, energetic, flexible, knowledgeable and a pleasure to workout with.
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Cheryl Lindsey profile picture
Cheryl Lindsey
Google star 1Google star 2Google star 3Google star 4Google star 5
Highly recommended best body bulding trainer .
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mary saad

Personal Training Rates

Jason Kozma and his team offer competitively priced personal training programs throughout Los Angeles. Rates vary based on your training location, schedule, and program.

Explore available packages and pricing to find the right fit for your goals.

View Training Programs

Personal Training Throughout Los Angeles

Jason Kozma and his team provide personal training across Los Angeles, including Brentwood, Santa Monica, Beverly Hills, Bel Air, Pacific Palisades, West Hollywood, Hollywood, Pasadena, and surrounding communities.

Our trainers offer in-home sessions and training at gyms and studios throughout the city. Online coaching is also available.

Training Studio:

12424 Wilshire Blvd., Suite 101
Los Angeles, CA 90025

Voicemail:

310-772-5105

Frequently Asked Questions

Rates vary based on your training location, schedule, and program. Jason Kozma and his team offer competitively priced personal training throughout Los Angeles. Visit our training rates page to explore available packages and pricing.

Our trainers work with clients throughout Los Angeles, including Santa Monica, Brentwood, Beverly Hills, West Hollywood, and surrounding areas. Sessions are available in clients’ homes, at participating gyms and studios, and online.

Jason is a Mr. America champion with 30 years of fitness experience. He works with a network of experienced personal trainers who provide individualized coaching for weight loss, strength training, bodybuilding, and other fitness goals.

Schedule a free consultation to discuss your goals, experience, schedule, and preferred training location. Jason and his team will help you find a trainer and program that fit your needs.

Why does this section only talk about me?  What about the team trainers and other locations?

Ready to Reach Your Fitness Goals?

Get started with Jason Kozma’s team of experienced Los Angeles personal trainers. We’ll help you find the right trainer and fitness program for your goals, schedule, and preferred location.

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