Strong. Capable. Unstoppable.

Welcome to Built By Yesi™ (BBY). We empower women through military-inspired calisthenics, functional strength, mobility, and sustainable progression. Experience fitness designed to build true physical and mental freedom.

Transform your body and mind

Discover our comprehensive fitness ecosystem built to guide you through every stage of your strength journey with discipline and purpose.

12-Week calisthenics program

Our flagship progressive system taking you from Foundation to Build to Become. Master bodyweight mastery and functional strength step-by-step.

The BBY fitness app

Access daily workouts, progress tracking, community challenges, recovery routines, nutrition guidance, and curated playlists right at your fingertips.

Membership options

Join our empowering community with flexible monthly or annual memberships. Unlock full access to programs, live coaching, and exclusive app features.

The BBY movement

Learn about our core philosophy that discipline builds freedom. Read our journey and connect with a strong, supportive women's fitness community.

“Built By Yesi completely reshaped how I view strength. The calisthenics progression gave me real capability, physical confidence, and mental toughness I never knew I had.”

Sarah M., BBY Member

Start your transformation today

Take the first step toward becoming your strongest self. Explore our success stories and see what is possible when discipline meets commitment.

Frequently asked questions

Do I need prior calisthenics experience?
No, our flagship program starts with foundational movements suitable for all fitness levels and builds progressively.

What is included in the BBY app membership?
Members gain access to workout plans, mobility routines, nutrition advice, progress tracking, and our supportive global women's community.

Where is BBY based?
We are proudly headquartered in Florida, providing digital programs and app memberships to women worldwide.

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Connect with BBY

BBY.com
Florida, United States

Member support hours

Monday – Friday: 8:00 AM – 6:00 PM EST
Saturday: 9:00 AM – 1:00 PM EST

Call or text

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