Grandstream Support available to the UK

Need help making a purchase or want to ask a pre-sales question?

If you would like help choosing products then please contact us and we can advise and answer any questions you may have.

Installation and project assistance

We supply,  install,  maintain and support Grandstream solutions across the UK and are our staff are Grandstream Certified.
If you require help installing a product or entire solution then let us know and we can take care of it for you.
We can provide broadband services and VOIP / SIP Trunks which work with the Grandstream range of products.

Product support

If you have require support for a Grandstream product then please follow this process:

  • Contact the retailer where you purchased your product in the first instance.

  • If you purchased the product from us “Oak Technology” then contact us. Please have an order / invoice number to hand.

  • If you purchased the product elsewhere and would like technical support on a pay-per-case basis then contact us.

  • To discuss your issue / query with other Grandstream users and professionals visit the Grandstream Forum.

  • Log a support ticket with the Grandstream helpdesk by visiting Grandstream Ticket Support.

Contact us (after reading the above)