If you have questions or concerns with GuaranteeGuarantee seal and services, you should first submit a ticket to the website help desk:

http://support.constructzero.com/?group=guaranteeguarantee
If you fail to receive a satisfactory response from the support desk, you can send an email to: mark@markjoyner.name

If by post:

GuaranteeGuarantee.com (subsidiary of Construct Zero, Inc)
7426 Cherry Ave,. Ste 210 #150
Fontana, CA 92336
If by phone:  888-569-6376 or 888JoynerM