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4x4x48 Endurance Challenge: Recovery is Tough, We are Tougher!

Join us for the ultimate test of endurance and spirit in the 4x4x48 Challenge, a unique event dedicated to supporting those on the path to recovery from addiction. Experience the grit and determination of Denver’s most tenacious athletes as they embark on a formidable journey, running 4 miles every 4 hours for 48 hours straight. This extraordinary event isn’t just about pushing physical limits; it’s a powerful statement of solidarity and hope for individuals striving toward recovery. 


When & Where


May 17th - 19th, 2024


Start: May 17th
Award Ceremony: May 19th from 3:30 - 6:30 PM MST


CrossFit Wynkoop, 3755 Wazee St, Denver, CO 80216

48 Hours of Grit, Lifetime of Change: The Block Party Finale for the 4x4x48!

Test your limits, cheer on warriors, and celebrate hope! The 4x4x48 Challenge ends with a block party on May 19th (3:30 – 6:30PM): vendors, food trucks, music & more! 

Our Cause

All proceeds from the 4x4x48 Challenge will directly fund the Matty Ryan Scholarship Fund, an initiative dedicated to aiding those entering recovery and ensuring they have access to the support and resources necessary for success. Join us in raising awareness and funds to ignite hope and empower transformation.

Award Ceremony & Celebration

Celebrate the culmination of the 48-hour journey with us at the closing ceremony, where we honor the perseverance of our participants and the generosity of our supporters. Engage in a community celebration, with awards and recognition, at CrossFit Wynkoop.

Run for a Cause

Participate in the 4x4x48 Challenge to support the Matty Ryan Scholarship Fund, aiding recovery with resources and hope.

Supporting Mental Health and Substance Use

By participating in the 4x4x48 Endurance Challenge, you directly contribute to providing comprehensive support and services for mental health and substance use disorder treatment.

Networking Opportunities

Connect with like-minded individuals, potential sponsors, and companies who share a passion for wellness and community empowerment.

Prizes and Awards

Show off your running abilities and vie for fantastic prizes and acknowledgment, all while backing a meaningful cause.

Sponsorship Packages

Become a Champion for Recovery

Align your brand with a cause that resonates throughout the community. Our sponsorship packages offer an array of opportunities for exposure and engagement:

Vendor - $500

- 10x10 table at the closing ceremony
- Table and linens included

Vendor+ - $1,500

- All Vendor benefits
- Email blast mention
- Logo inclusion in media buy
- 15-second branded sizzle reel of the event

Partner - $2,500

- All Vendor+ benefits
- Custom activation during the event (subject to additional budget)
- Logo inclusion on all media buy
- 15-second branded sizzle reel and linkbacks on ATWW website

Custom Package

- Tailored to your brand’s needs
- Ensure positive brand exposure and ROI

Join the ranks of our esteemed sponsors, such as Gatorade, Thriving in Recovery, and My Fit Foods, and make a real impact.

Don’t miss the chance to be part of something monumental. Whether you’re stepping up as a participant or as a sponsor, your involvement is a step towards a world where recovery is within everyone’s reach.


For more information or to discuss custom sponsorship opportunities, reach out to us at