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Chosen Training
- Learned
- Player
- Coach
“My 11 year old has become more confident in his basketball skills, gets an excellent workout every time, and has learned a lot since he started training here a few months ago.”
Best Personal Trainers in Brentwood, CA
24 trainers listed · 9 in Brentwood · 2 open 24/7 · 16 open weekends · 22 rated 4.5+
Data verified October 18, 2026
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Tobias Young Fitness
- Feel
- Lifestyle
- Goals
“Since working with TYF I have reached limits that physically and mentally I didn't even know I had in me and man has my body and my "lifestyle" changed completely for the better!”
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Solid Rock Fitness
- Shape
- Health
- Goals
“I am now 53 and would tell anyone of any age that making an investment in your health is important but more important is the right person to lead you on that journey and that is Jason.”
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Grey Group Fitness/Crossfit Takedown
“I was going to a corporate mega gym in town, and as much as I liked going there I left due to their hours being completely out of grasp with my schedule, and the monthly dues were astronomical with what I essentially was getting in return.”
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Body By Santi
- Goals
- Needs
- Well Being
“He runs his gym with an extremely non-judgmental ambiance, and clients appear to emulate that, following Santi's lead in providing a safe space for everyone to achieve their desired fitness level.”
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1st Class Fitness
“Thank you Jorel and Briana for the service!!”
This page lists 24 personal trainers and training gyms recorded for Brentwood, CA. What each one says about its approach, its hours and its booking comes from its own website; ratings and quotes come from public reviews.
Area overview: Brentwood, CA
9 of the 24 trainers we list are based in Brentwood; the other 15 serve Brentwood from towns including San Ramon (17 mi), Antioch (5 mi) and Oakley (3 mi). The trainers on this page are rated from 4.3 to 5.0 across 1,077 reviews; 6 have 50 or more reviews and 22 are rated 4.5 or higher. The topics that come up most in reviews of the trainers on this page are "atmosphere", "community" and "confidence". 2 are open around the clock; 16 are open on Saturdays and 10 on Sundays. 1 has a BBB rating of A or A+. 10 have ten or more years of experience, the longest 27 years. 3 offer a free trial or consultation. We have a website on file for 23 of the trainers on this page; 15 publish a contact page; 15 list a public email and 5 take bookings online. We count these figures across the trainers on this page; distances are straight-line, and hours and prices change, so confirm the details with the trainer before you enroll.
Why are some trainers here not in Brentwood?
9 of the 24 listings are based in Brentwood. The rest come from other towns within 25 mi. Distances are straight-line, and plenty of trainers take clients from further out than their address suggests.
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Hiphop-Natyam Dance Fitness
“Friendly atmosphere, very professional teachers, and lots of fun for kids during each class… I'm watching the classes through the mirrored window and each time it's like a real show for me.”
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Resolutions4life Fitness
“Working out with Sam and Linda has helped me understand my body better, which was lacking when I worked out with other trainers; not that they were not good, but I felt they did not understand my body well enough and how it reacted to certain forms o...”
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Aerofly Fitness
“The owners and instructors are incredibly kind, offer correction and offer encouragement!”
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Clubsport San Ramon
- Options
- Squash
- Kids
“While it is a better gym in almost every way over 24 hour fitness, it's not worth nearly 9 times the price on a monthly basis and that's with the new year promotion where they are waiving the $300 initiation fee they normally charge.”
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ATP Fitness
- Tailor
- Working Out
- Feel
“I started training with him with zero experience and he is very supportive, friendly and encourages me to stick to the work out and diet plan with no judgement whatsoever .”
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Elevated Life and Fitness Coaching
- Injury
- Results
- Goals
“I started working out with Chantal and it was one of the best decisions I've ever taken, put me back on track and show me so many exercises, helped me with my form and the environment is also what makes it so much better”
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Mark Kolding Fitness
- Knew
- Nutrition
- Goals
“We take measurements after a certain number of sessions, and my most exciting moments have been seeing a progression of increase in my muscle mass and decrease in my body fat - exactly what I wanted to see on the scale!!”
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Fit Studio Danville
- Injuries
- Machines
- Fitness
“It's very clean, they have every type of equipment you need and the owner's Cornell and Christine do a great job with the small fitness classes they offer.”
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Team Black
- Brazilian Jiu Jitsu
- Goals
- Train
“Dan black is a really good coach, he has 20 years of experience and motivates us and pushes us to reach our goals he makes learning martial arts fun and easy.”
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Hawc Gym
“Whenever you're in a group class, you don't really get that personal one to one training or customized instructions because often times the programming is from "corporate" or cookie cutter and you just follow what's written down.”
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Benjamin's Boxing & Fit
- Classes
- Goals
- Fitness
“Fast forward to today, I now manage multiple aspects of the facility such as the gym and the social media, along with coaching many of the members looking to progress and thrive in the sport.”
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Golden State Crossfit
- Nutrition
- Goals
- Coaches
“When I thought about joining Cross Fit, I though it would not work for me as a beginner in fitness, coach Chawg told me Cross Fit is for any levels, not to let the "Cross Fit Athlete's " intimidate me.”
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Royal Blue Fitness
- Weight Loss
- Nutrition
- Goals
“Prior to working with Randy, I went to Orangetheory and maintained a low calorie, low fat diet - I saw results but nothing near as noticeable as when I started with Randy.”
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Diamond Hills Sports Club and Spa
- Locker Rooms
- Tennis
- Gym
“We signed up for Diamond Hills for the swim team and classes and we absolutely love the club everyone has been great and they keep the place very clean.”
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California Strength
- Programming
- Lifting
“Not to mention, I've attended a seminar led by 2 of their top athletes, which was extremely informative and helpful, and the coaches/operators are always very responsive and friendly.”
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K2T Fitness
- Strength Training
- Injuries
- Goals
“She prepares customized workouts, she has supported me in my journey, she truly cares about her clients and she provides very valuable advice on what to eat depending on your goals.”
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Malu Fitness
“His trainer(s) will do the same, his got all the equipment you need for a good workout, private, and group lessons; it is worth every penny.”
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Vega Stars Elite
“Wonderful and Extremely Encouraging Cheer Coach!”
Why these companies made our list
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