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 all types of industries including stadia, airports, hospitality, retail, healthcare, commercial buildings, energy, roads, tunnels, and more.

ASL products are renowned for their high reliability, compatibility, and flexibility. Fully certified to stringent industry standards, ASL products provide full control and flexibility across vast areas through IP-enabled Long Line PA (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 even the largest projects.

ASL’s Headquarters and factory is 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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