2023 Melbourne 7 Day Challenge

Help our team support kids in need

Chain Reaction is the Ultimate Corporate Bike Challenge that raises money for sick children by challenging business professionals who have a passion for cycling and an awareness of their corporate social responsibilities, to ride a 1000 kilometres in 7 days.

Help our team support kids in need.

Thank you to our donors

Chain Reaction


Ruben Sen

Good luck, enjoy the views


Karine Von Allmen

1,000km and 7,000m climb! My legs already hurt for you! Good luck and well done on this great initiative.