We have the experience and expertise to advise you on the best solution to safeguard your business or home - whatever your needs or budget. Andover Alarms is Quality Assured to BS EN ISO 9001:2008, and NACOSS SILVER approved installers of Intruder Alarms. Andover Alarms enjoys an unrivalled reputation for providing quality products that are fitted to the highest installation standards. You can rely on us for the right advice and that we will be here when you need us. All our employees are security screened to BS 7858.