Making a complaint

Our support services are available to all our customers 24 hours a day, 365 days of the year. Any support queries can be raised easily via your customer portal, which we aim to respond to within 24 hours. Alternatively, for any other questions or concerns you can contact our office on (0)1925 818448, Monday to Friday 9am to 5pm.

We at SMS strive to provide excellent customer service. If you feel that your requirements have not been met and would like to escalate a complaint, please email us at for technical problems, or for sales/accounts based complaints.