Have you not received your invoice. This article will tell what you should do.
How do I receive my invoice?
When you have a service level agreement with us or use our services you will always get your invoice directly from Samvolt. This invoice is primarily sent out through email, unless you have a separate agreement with Samvolt.
If you are expecting an invoice from us and has not received it please contact our support through support@samvolt.com
