Verified Performance. Zero Energy Leaks.

We bridge the gap between "working out" and Elite Performance. From collegiate prospects to tactical professionals, we provide the scientific roadmap to own your movement and sustain your edge.

Who do we work with?

Who do we work with?

BUILD THE ENGINE

High-School, Collegiate, & Youth Development

Focus on Speed, Power, and Scholarship potential

SUSTAIN THE EDGE

Tactical Professionals & Dedicated Adults

Focus on Metabolic Mastery, Durability, & Longevity

Visit one of our three great locations

WAUWATOSA

Rotary Physics (Golf), Junior Athletic Development, and Metabolic Coaching

HALES CORNERS

Bridging PT to Performance, Pickleball Durability, and Longsnapping

STiKs Baseball Academy

Elite Baseball, Softball, Field Sport, Explosiveness, and OVR Timing

Meet the Team

  • Mitch Sadowsky

    Lead Performance Coach | 3x Golf Digest Top 50 Trainer

    Specialty: Rotational Power, Junior Development, and Elite Athleticism.

  • Laura Sadowsky

    Performance & Nutrition Coach

    Specialty: Metabolic Mastery and Female Athlete Physiology.

  • Drake Sutton

    LeadPerformance Coach & Integrated Recovery

    Former collegiate athlete. Ensuring every speed session is built on a foundation of structural integrity and injury resilience.

  • Ben Hurt Haller

    Performance Coach

    Former Carroll University Baseball athlete with a specialty in explosive movement and collegiate-level strength protocols.

The 6 Pillars of Aretas Performance

Movement
We don’t load dysfunction.
Gold-standard assessments.

01

02

Strength
Building the "chassis" for life and sport.

Fuel
Moving toward health and away from "skinny culture.” Real food for real life.

03

04

Mindset
Resilience by design.

Community
The high-standards collective.

05

06

Rest
The recovery ceiling

Your Performance.
In Your Pocket.

The Aretas Performance App is the central hub for your training, fueling, and progress tracking. Whether you are at STiKS, Tosa, Hales, or training virtually, the lab is always open.

  • Mobile Scheduling: Book your sessions and Labs in seconds via TeamUp integration.

  • Metric Tracking: Log your strength PRs, girth audits, and performance data.

  • Fueling Integration: Sync your Cronometer data and receive direct feedback from Coach Laura.

  • The Digital Vault: Access your TPI screens, OVR Speed reports, and video analysis on the go.

Our Programs

We also offer specialized programs tailored to optimizing movement for a specific type of activity. View our current programs below.

  • The Golf Lab

    Distance isn’t a secret—it’s physics. We use TPI-certified diagnostics and high-velocity strength training to help you add yardage, improve consistency, and protect your body for a lifetime of play.

  • Women's Health & Strength

    Specialized women’s strength and performance in Wauwatosa. From Perimenopause Power to Pre/Postnatal coaching, we provide physiology-driven training for every stage of life

  • The Fueling Lab

    Data-driven monthly metabolic coaching at the Aretas Fueling Lab. Choose your tier of precision, from custom macro blueprints to real-time CGM bio-data integration.

  • Person in a red hoodie and black pants jumping in front of a closed garage door.

    The Jump Lab

    The Midwest’s premier Vertical Jump Labs in Wauwatosa. Specialized Apex (Girls) and Launch (Boys) intensives focused on vertical power, landing stability, and injury resilience.

Featured Program

Endurance Running

4 Week Prgram focused on lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip

The Athlete Performance Audit

Download our 6-Pillar checklist to identify the energy leaks in your current training