Sprint to the summit of one of London's most recognisable landmarks, 20 Fenchurch Street affectionately known as the Walkie Talkie building and raise money to help seriously ill children at Great Ormond Street Hospital.

We fundraise to enhance Great Ormond Street Hospital’s ability to transform the health and wellbeing of children and young people. Donations help to fund advanced medical equipment, child and family support services, pioneering research and rebuilding and refurbishment.