At ASL, we are passionate about ensuring people’s safety.

Founded in 1989 as an electronic design consultancy, ASL began its legacy in the voice alarm market with the design of technology-leading systems for London Underground in 1999. Now established as a key supplier for the UK transport industry, ASL has evolved to design and supply products for customers worldwide and now caters for many industries including stadiums, airports, hospitality, retail, healthcare, commercial buildings, nuclear, oil and gas, roads and tunnels.

ASL systems are renowned for high reliability, compatibility, and flexibility. Fully certified to high industry standards, ASL products provide full control and flexibility across vast areas, through IP-enabled Long Line Public Address (LLPA) and Voice over Internet Protocol (VoIP). ASL’s vast experience and expertise alongside on-call technical support teams and comprehensive in-house system testing means ASL can design and supply reliable, long-lasting systems that can meet all the safety and sound requirements of the largest projects.

ASL’s headquarters and factory are located in the south of the UK, with international offices located in the Middle East and Asia. We offer comprehensive product training and are always pleased to welcome customers to visit the premises.


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