If you've lost access to the email associated with your Clay account, this could affect your ability to regain access to your account. Unfortunately, if your account is compromised or you no longer have access to your email account, we may not be able to restore your access to your account or the servers you've created.For assistance with this situation, I recommend requesting human assistance by clicking on "Talk to a person". Our support team will help you explore possible solutions for your specific case.
Sources:Clay: Terms of ServiceChange Your Account Name