About

Coaching Built On

KIFFIT Performance is a private coaching practice for people who are serious about how they train, recover, and carry themselves.

The Coach

Coaching Is A Relationship.

KIFFIT Performance is a private practice, not a facility. That means a small roster, direct access, and programming written by the person who actually watches you train.

Most people arrive with the same story. They are capable in every other part of their life, yet their training has been inconsistent for years. The fix is rarely more intensity. It is a structure they can hold onto during a hard week, a travel stretch, or a season with no spare time.

We build that structure together, then defend it. Progress gets measured, habits get reinforced, and the standard slowly stops feeling like effort and starts feeling like who you are.

Accountability

You are never guessing. Every week has a plan, a check in, and a straight answer about what is working.

Precision

Load, volume, and recovery are prescribed on purpose. Nothing in your week is filler.

Longevity

Training should add years of capability, not subtract them. Joints and tendons are trained like assets.

Credentials

Earned Quietly. Proven Plainly.

Kiefer holds the CSCS, the standard held by coaches who work with collegiate and professional athletes. It is not decoration. It is the reason your programming is built on science rather than guesswork.

DesignationCertified Strength and Conditioning Specialist
Governing BodyNational Strength and Conditioning Association
AccreditationNCCA Accredited Certification
NSCA Certified Strength and Conditioning Specialist certificate awarded to Kiefer Wiedmaier
CSCSCertification No. 7248485142
Kiefer Wiedmaier, founder and CEO of KIFFIT Performance, in a Phoenix training studio

About KIFFIT

More Than Fitness.
Performance Is A Lifestyle.

Real transformation is not built on quick fixes. It is built through discipline, consistency, and a willingness to keep showing up.

KIFFIT Performance takes a personalized approach to coaching. One built around your goals, your lifestyle, and the standard you want to set for yourself.

The goal is not simply to look better. It is to move better. Feel stronger. Think sharper. And carry that strength into every part of life.

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Personalized

Why It Works

Small roster. Direct access.

You are coached by the person who writes your program and watches your reps. Nothing gets handed off, and nothing gets generic.

Off The Field

Stories Beyond The Training Floor.

Uganda, Africa

The Trip That Changed The Standard

Coaching travels. This is the work, the people, and the perspective carried back from Uganda.

Family

My Brother's Story

Where the drive comes from. A look at the person who shaped how this work gets done.

In Their Own Words

Real Voices. Real Work.

Clients and the coach, unscripted. The story in the center plays on its own. Turn the sound on whenever you are ready to listen.

Client Story
Client Story
Client Story
Client Story
Client Story

Start with a conversation.