If you are having problems registering, please get in touch with the information requested below and we will help you complete your registration.
Please note that the Diamond Challenge website works best with Google Chrome or Firefox. If you are experiencing problems, particularly using Internet Explorer, please try again in a different browser.
If you have paid for the Diamond Challenge but were unable to complete the second form to create a JustGiving page, please email [email protected] with a copy of your payment receipt. Payment receipts are sent to the email address used when registering for the Challenge.
If you've mistakenly paid more than once for the Challenge, please email [email protected] sending copies of all payment receipts.
If you are having difficulties selecting a t-shirt size, please email [email protected] with a copy of your payment receipt and your desired t-shirt size.
For all other queries, please email [email protected] explaining the issue you are experiencing. Please have the email address used to register to hand. If you are unable to email please ring 020 7798 2854. Please note office hours are 9-5 BMT so we may not respond to calls outside of these times.