Official Charity Partner

2O2O TCS New York City Virtual Marathon

Join the 2020 CBTFF Team to Guarantee Your Entry 


The Children's Brain Tumor Family Foundation (CBTFF) marathon runners raise money to support pediatric brain tumor research conducted at the Children's Brain Tumor Project (CBTP) at the Weill Cornell Pediatric Brain and Spine Center.


This year's race will be a virtual race. All runners have between October 17 and November 1 to complete their 26.2-miles. Visit the TCS New York City Marathon page for race details.

This year’s Team CBTFF includes 20 runners who will receive guaranteed entry and registration in exchange for agreeing to meet a minimum fundraising commitment of $3,500 each.


In 2019, the team consisted of 10 runners, including Dr. Jeffrey Greenfield, who raised over $75,000!

Run for the CBTFF

Our runners receive the following:

  • ​Guaranteed entry (bib) to the 2O2O TCS New York City Marathon

  • Individual registration fee paid by the CBTFF

  • Team coaching and training plans for athletes of any ability/experience

  • Fundraising resources and support, including a personal fundraising page 

  • Team CBTFF performance shirt for race day

  • Pre-race team event hosted by the CBTFF Access to a private CBTFF post-race celebration

Fundraising Commitment

CBTFF runners commit to raising a minimum of $3,500 which is due in full by 11:59 pm on Friday October 9th, 2020. Once your application is accepted, your credit card information is collected to guarantee the fundraising minimum. If the full $3,500 is not met by the deadline your card is charged the balance.

Already Have a Guaranteed Entry?

If you already have a guaranteed entry you can still join the team and help raise critically needed funds and awareness of the need for more pediatric brain tumor research. Runners with entry can register with the CBTFF team and receive the same perks but carry a reduced fundraising commitment of $1,500.

Questions?  Feel free to contact us at

Brenda Ries


Julie Balay

Running for Chase Balay