Now Accepting New Clients
Scottsdale & Mesa · Private Personal Training

Your Body Hasn't Caught Up To Your Success.

Private training at Tristan's Scottsdale and Mesa gyms. He handles the plan, the programming, and the progression. You put in the work and the results show.

Claim My Free Strategy Call

3 spots remaining.
Free call. No obligation. No pitch.

100+ Valley Men Transformed
6+ Years Coaching Clients
15 Clients Max
Sound Familiar?

You Have Everything
Figured Out.
Except This.

You've tried online programs that left you confused and overwhelmed

You don't have time to track macros, plan workouts, or figure it out yourself

You get winded easier than you should and avoid certain clothes

Your body doesn't reflect the success you've built in other areas of life

"The truth? You don't need more motivation. You need a system."
"I've helped over 100 Valley men achieve their best physique while maintaining their demanding careers."
Tristan Castillo, Nationally Qualified Natural Pro

Before You Decide,
Watch This.

In 9 minutes, Tristan walks you through exactly who he works with, what the program looks like, and why it's different from anything you've tried before.

A Coach Who Earns Your
Time, Every Session.

Two Private Gyms

Train with Tristan at his private gyms in Scottsdale or Mesa. Real equipment, none of the commercial-gym crowd.

Your Only Job Is to Show Up.

The planning, programming, and progression are handled. You show up and go to work.

Real Accountability

When I show up, you show up. Every session goes on the calendar and stays there.

Claim My Free Strategy Call

Choose Your
Path Forward.

Foundation

Built for men returning to training or starting from scratch. Tristan builds your base, fixes your movement patterns, and eliminates the guesswork completely.

  • 2–3 training sessions per week
  • Custom training & nutrition plan
  • Weekly progress check-ins
  • Form correction every session
Book a Call

Competition Prep

You want the stage. Tristan has been there. Full contest prep from nationals-qualified experience: posing, peak week, show-day strategy, and every detail in between.

  • Stage-specific training protocol
  • Peak week & water manipulation
  • Posing practice every session
  • Show-day game plan
Book a Call

Built In Phases.
Earned Over Time.

Everyone moves at their own pace. How fast you get there comes down to one thing: how consistently you show up and follow the plan.

Start Here

Foundation

Assessment, baseline movement patterns, nutrition habits. Building the base without burning out.

Building

Momentum

Progressive overload kicks in. Visible changes. Energy up. Clothes fitting differently.

Sustaining

New Baseline

The physique your discipline deserves. Stronger, leaner, and a system you own for life.

Your Transformation Process.

Strategy Call

We discuss your goals, your current situation, and whether this is the right fit. No pitch. Just a real conversation about what you want.

Onboarding

You complete a quick onboarding form — injuries, medications, allergies. Then Tristan starts training you and reads your movement and limitations in real time.

In-Person Training

You train with Tristan at his Scottsdale or Mesa gym. Every session, proper form, and you leave knowing exactly what you did and why.

Constant Optimization

Your program evolves as you do. Weekly adjustments, monthly progress photos, and a system that keeps working as you get stronger.

Real Men. Real Results.

Real Transformations.
No Excuses.

Bill before and after losing 71 lbs with Tristan Castillo Fitness Lost 71 lbs. Now Competing.
★★★★★
"I wanted to get in the best shape of my life after years of neglecting my health. In 6 months, I lost 71 pounds and gained so much muscle that we're now prepping for my first bodybuilding competition. I feel stronger and more confident than I have in 20 years."
Bill
Issac before and after losing 20 lbs with Tristan Castillo Fitness Lost 20 lbs. Shredded 6-Pack.
★★★★★
"I was stuck in that 'skinny fat' phase. I wasn't huge, but I had zero muscle definition and hated how I looked without a shirt. Tristan completely changed my training and nutrition. I dropped 20 pounds of stubborn fat, built real muscle, and finally got the shredded 6-pack I've always wanted at 25."
Issac
Cary before and after losing 60 lbs with Tristan Castillo Fitness Lost 60 lbs. Gained Confidence.
★★★★★
"Hitting 300lbs really scared me. It was hard to breathe, and my body was always aching. Working with Tristan completely changed my life. I'm down 60lbs, my energy is through the roof, I finally fit into my clothes again, and I have a whole new level of confidence."
Cary
Start Your Transformation
Tristan Castillo, nationally qualified natural bodybuilding pro holding trophy at Dennis James Classic Arizona

Nationally Qualified.
100+ Transformations.
I Know What It Takes.

I'm not a gym employee handing out generic programs. I'm a nationally qualified, natural bodybuilding pro currently competing in the NPC. I've been training clients for over 6 years, working with the men who need it most: successful, time-scarce guys in the Valley who are serious about finally getting it done.

You train with me at my Scottsdale or Mesa gym. I build everything specific to your goals, your schedule, and your life. You just show up and work.

6+Years Training
100+Clients Transformed
15Clients Max

This Isn't Like Everything
Else You've Tried.

3 Spots Remaining

Ready To Finally Look
As Successful As You Are?

Tristan caps his roster at 15 clients. 3 spots are open, and they won't stay that way.

On the call, Tristan maps out exactly what your first 90 days look like: no guesswork, no sales pressure.

Claim My Free Strategy Call

A real conversation about your goals. Nothing to buy on the call.