By participating in IronMatt events, you’ll join a growing community of people who want all children to swim, bike, and run until they’re 70, not 7. Find the events and fundraisers you’d like to participate in or add your own date to the calendar!

A smiling child
A smiling child


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A smiling child wearing a hat
IronMatt Gala logo

IronMatt Gala: Dinner & Auction

Learn More About the Gala

The Gala is our biggest fundraising event of the year, where hundreds of people enjoy the dinner and auction, hear stories about our IronKids, and support ongoing research to end pediatric brain tumors.

Date: September 19, 2024

Time: TBD

Location: TBD

TCS New York City Marathon

Learn More About Team IronMatt

Team IronMatt is happy to have Kirsten Kincade supporting our runners!  Kirsten is a Seven-Time Hawaii Ironman finisher and was featured in Forbes Magazine as an Extreme Endurance Fundraiser.

Date: Sunday, November 3, 2024

Time: 8am ET

Location: New York, Central Park

March Mattness

Learn More About March Mattness

Basketball fans, March Mattness is your opportunity to turn your favorite sporting event into an opportunity to help IronKids everywhere. Enjoy a beer pong tournament, live music, and a rousing good time!

Date: TBD, 2025

Time: 6:30pm ET

Location: Indian Trail Club, Franklin Lakes, NJ

#TaubStrong Golf & Tennis Outing

Learn More About #TaubStrong

Enjoy a day of golf and tennis to benefit the Matthew Larson Foundation for Pediatric Brain Tumors, in memory of IronKid Casey Taub.

Date: Monday, July 22, 2024

Time: 9:00am 

Location: Whippoorwill Country Club, Armonk, NY

Host Your Own Fundraising
Event for IronMatt

If you’d like to host your own event to raise funds for IronMatt, please reach out to:

The Matthew Larson Foundation for Pediatric Brain Tumors

Contact Kelly Larson, President


A Note About Giving Accounts

Please note, event tickets and auction items are “goods and services” for tax purposes. They cannot be purchased through a giving account and must be paid out of pocket.

DISCLAIMER: The Matthew Larson Foundation for Pediatric Brain Tumors, or IronMatt, is a public 501(c)(3) nonprofit foundation organized for charitable purposes. All donations are tax-deductible to the extent allowable by law.

All contributors to our events and fundraisers support the IronMatt mission. Your contribution will not influence any business partnerships now or in the future of the companies represented by IronMatt supporters soliciting assistance.