Select the amount you would like to donate to Marnie Hammerberg-Holditch's 100 km challenge.
Calculate your donation based on an amount per-kilometre Marnie Hammerberg-Holditch has committed to ride this August. Your total donation will be the amount you select multiplied by Marnie Hammerberg-Holditch's 100km challenge goal and will be charged up-front.
A receipt will be sent to this email address
Canada Revenue Agency requires all receipts to display a postal address