Our fundraising events

There are many exciting ways to get involved in supporting us. Here are few challenge events and activities you can take part in to raise funds to transform leukaemia treatment and care.
Gower Peninsula *NEW FOR 2025*: July 2025

July 19 - July 20

Gower Peninsula *NEW FOR 2025*: July 2025

A new Ultra Challenge for 2025, set in the stunning Gower Peninsula – the UK’s first Area of Outstanding Natural...
South West 50: August 2025

August 2

South West 50: August 2025

A fantastic ‘South West’ summer challenge for 2024 – taking in the first Minehead section of the famous 630 mile...
Chase the Sun Tatton 10K: August 2025

August 20

Chase the Sun Tatton 10K: August 2025

This fast, undulating, road closed 10k race set at the beautiful Tatton Park in Cheshire is a perfect opportunity to...
Thames Moonlight 10: September 2025

September 12

Thames Moonlight 10: September 2025

The Moonlight 10 Walk kicks off the famous Thames Path Challenge weekend festival of riverside events! Take on either a...
Thames Path Challenge: September 2025

September 13 - September 14

Thames Path Challenge: September 2025

England’s greatest river provides a fantastic backdrop for an unforgettable challenge. Over 3000 adventurers will join the Putney Bridge start,...
London Halloween Walk: October 2025

October 25

London Halloween Walk: October 2025

Why not risk a hair-raising hike around some of the City’s scary streets and historic haunts? Choose your distance, gather...
Winter Walk: Sat 24 & Sun 25 January 2026

24 January 2026 - 25 January 2026

Winter Walk: Sat 24 & Sun 25 January 2026

This event has plenty of outdoors space and has staggered timings over one day, to ensure social distancing measures can be implemented. On Saturday &...
Virtual Valentines Run: February 2026

14 February 2026

Virtual Valentines Run: February 2026

This 2, 5 or 10k  challenge can be completed any time before or on the 14th of February (Valentines Day)....
Easter 50 Challenge: April 2026

18 April 2026

Easter 50 Challenge: April 2026

Take on a 50 km Ultra or a historic 25km – and make it an active Easter! From our Windsor...
Past Events