HSL offer clients an excellent support system, providing friendly, helpful assistance and technical advice as required. HSL's systems and services are monitored and supported 24x7.

During normal office hours 0900-1800 Mon-Fri UK local time the support desk is contactable on:

Clients on appropriate service levels benefit from out of hours (OOH) telephone support to the duty engineering staff if assistance is required outside of the normal office hours.

HSL Support is also reachable at the following email address during normal office hours:

In addition to the above HSL offer clients a unique and informative Client Support Site. This site allows clients access to detailed information relating to their account and their service level.

Existing clients can access the Client Support Site at the following link: