Logan Miller holding his first-place award after a 100-mile ultramarathon

AthleteBuilder

Build the engine.Build the system.

I’m Logan Miller. I train for strength and endurance, build useful technology, and document what the process teaches me.

100 miUltramarathon winner

340 lbBench press

405 × 7Squat

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Performance Technology

Strength / Endurance / Projects / Automation

One operating system.

Train hard. Build useful.

Strength, endurance, and technology tested in the real world.

Logan Miller following runners through a foggy wooded trail race01Strength + Endurance

Performance

02Projects + Automation

Technology

Tools and systems designed to make the work faster, clearer, and more useful.

Logan Miller running on a gravel road during a 100-mile ultramarathon
Bad Dawg Ultra, 100 miles, keep moving forward

The work, documented

One hundred miles changes the way you measure progress.

Performance is more than a number. It is preparation, setbacks, decisions under pressure, and the story you carry out the other side.

The full story

Field notes

Latest writing

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Follow the process

The work happens off-screen.

Logan Miller and two fellow runners wearing medals after the 2026 Cleveland Half MarathonRunners moving through a foggy wooded trail at the Fuzzy FandangoLouie resting in the grassThe Cincinnati skyline across the Ohio River on a clear fall dayA steep country road used for back-road training