Harmony Electrical Systems (H.E.S. Alarms) is a privately owned firm engaged in the installation and maintenance of domestic, industrial and commercial Intruder Alarm systems.

The firm was formed in June 1982 by the proprietor Brian Lewis, and since then has been committed to quality.

We have NSI Silver Approval for:

Design, Installation and Maintenance of Electronic Security Systems for Intruder Alarms, CCTV Systems and Access Control.