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Endurance Coaching. Running, Cycling, Swimming & Triathlon

Train
Smarter.
Perform Stronger.

Personal, data-driven coaching for runners, cyclists, swimmers, and triathletes. Built on metabolic profiling, periodized training design, and INSCYD performance testing. No guesswork. Only precision.

Run · Bike · Swim · Tri
Endurance Performance Coaching
Performance Testing
INSCYD
Ambitious Athletes
All Levels Welcome
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The Smarter
Methodology

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Identify Strengths & Weaknesses

Athletes react differently to training stimuli. There is no copy-paste program. We identify your specific talent response and prioritize the disciplines and energy systems that will unlock the most performance gain.

03

Periodized Block Design

Training is structured into Capacity and Efficiency phases, each with a clear physiological goal. Base, Build, Race-Specific, and Taper blocks are individually timed to peak you precisely for your target race.

04

Test, Measure, Adapt

Multiple test points per cycle track your metabolic profile over time. This is not one-and-done assessment. It's a continuous feedback loop that shapes every training decision throughout your season.

"Don't train more. Train smarter, adapt more."
— Smarter Athlete Core Principle

Choose Your
Level

Entry Level
Foundation
110
per month
Min. 3 months
  • Annual + Monthly Dynamic Plan
  • TrainingPeaks Basic
  • Feedback in TrainingPeaks
  • Performance Test Discounts
  • Monthly Video Call
  • Weekly Dynamic Plan
  • Daily Adjustments
  • WhatsApp Coach Access
Get Started →
Most Popular
Competitive
165
per month
Min. 6 months
  • Annual + Dynamic plan — updated every 2 weeks
  • TrainingPeaks Premium
  • Feedback in TrainingPeaks
  • Performance Test Discounts
  • Bike Fit Discounts
  • 2 Video Calls per Month
  • Race Pacing & Nutrition Plan
  • Daily Adjustments
Get Started →
Advanced
Elite
190
per month
Min. 6 months
  • Annual + Weekly Dynamic Plan
  • Daily Planning Adjustments
  • TrainingPeaks Premium
  • 1-on-1 WhatsApp with Coach
  • Video Calls (fair use)
  • Race Pacing & Nutrition Plan
  • Performance Test Discounts
  • Bike Fit Discounts
Get Started →
Professional
Pro
320+
per month — starting price
Min. 12 months
  • Everything in Elite
  • 24/7 Coach Availability
  • Custom Expert Sessions
  • Ambassador Program
  • Custom Onsite Race Support
  • Package tailored to athlete
Apply Now →
Trusted Brands

What Athletes
Are Saying

What sets Guy apart is the open collaboration. It's never just instructions, it's a joint process. The structured heat training program ahead of Nice was exactly the kind of precision thinking that makes the difference at world championship level.

B
Bryan van Rutten
Triathlon — Pro Package
★ Fastest Dutch athlete — IRONMAN World Championships Nice 2025

Excellent personal coaching with great, fast communication. You're not just a number. You're treated as a real athlete, personally. The team activities and races made it even better.

S
Suzanne
Triathlon — Elite Package
🥉 3rd Europe Triathlon Cup Olsztyn · 1st IM 5150 Westfriesland

Not just a training plan. A masterpiece of attention, knowledge and dedication. Every session felt tailor-made. No injuries, no setbacks. Only growth. The most knowledgeable coach I've ever worked with.

I
Inge van der Meij
Triathlon — Elite Package
★ First Full IRONMAN — Switzerland Thun 2025

From enthused and fanatic to inspired and structured athlete. Never before have I been so strong on the bike. Training tripled in frequency, no injuries, and achieved all set goals. I would work with them again in a heartbeat.

M
Mieke Luten
Gravel Cycling — Amateur Package
★ Migration & Evolution Gravel Race — Kenya & Tanzania
Guy Florack
5+
Years
Coaching

Guy
Florack

Founder of Smarter Athlete. Guy coaches runners, cyclists, swimmers, and triathletes across all levels. From first-time endurance athletes to elite competitors. Using a science-first approach grounded in metabolic testing and individualized periodization.

The foundation is simple: athletes respond differently to training. The only way to optimize performance is to measure, profile, and adapt. Not to follow a generic plan.

Certified INSCYD Partner — Advanced metabolic profiling and power-performance analysis
IRONMAN Certified Coach — Official certified triathlon coach
ESCI Certified Coach — Certified by the Endurance Sports Coaching Institute
CORE Coach — Expert in heat training using the CORE body temperature sensor
TrainingPeaks Partner — Premium athlete management platform
Running, Cycling, Swimming & Triathlon — Endurance coaching across all four disciplines

As an Athlete

2019
ITU World Triathlon Grand Final
Lausanne — AG
2021
Europe Triathlon Championships
Valencia — AG
2022
IRONMAN 70.3 World Championships
St. George — AG
2022
IRONMAN Maastricht
First full distance
2024
Sub-3 Marathon Eindhoven
2:57 finish
2026
Sub-10 Challenge Roth
9:35 finish

Certifications & Partners

Start Your
Journey

Ready to train with data on your side? Fill in the form and we'll get back to you within 24 hours to discuss your goals, your race calendar, and which coaching package fits best.