26th May 2026
Call Systems Technology began as a family-run business in the early 1990s, setting out to make communication effortless. With our roots firmly in the UK, our technology now supports clients and organisations internationally across Europe, the Middle East, Asia and North America.
Presented by Call Systems Technology, as featured in the Illustrated Royalty in Britain Magazine.
Over the past three decades, CST has grown into a trusted supplier of wireless messaging and critical alert systems. Our portfolio includes products designed and manufactured in the United Kingdom, reflecting commitment to engineering quality, durability and long-term performance.
At the heart of this offering is the Iris Collection, a range of luxury ServiceCallTM buttons designed for refined environments such as elite venues, private members’ clubs, residences and superyachts.
CST’s discreet buttons provide an instant alert – ‘service at the touch of a button’ – supporting an attentive response. The range includes our bestselling designs through to customisable fabrication, including multi-button options, engraving and bespoke finishes. The Iris Collection buttons can be tailored to complement interior decor and integrate seamlessly into elegant surroundings.
From our early days in hospitality, we have evolved to support organisations across sectors including retail, manufacturing, leisure, corporate offices, healthcare, education and heritage estates. Our accreditations include internationally recognised standards for quality management and regulatory compliance. Sustainable supply demonstrates CST’s commitment to quality, the environment and responsible business practices.
Receiving a Royal Warrant of Appointment to His Majesty King Charles III for the Supply of Communication Systems was a very proud moment. It reflects the dedication, expertise and commitment of our team, as well as the confidence and reliance placed on the solutions we have provided over many years.
This prestigious mark of recognition is granted only to companies consistently upholding the highest standards of quality, reliability and service. We are honoured that our company has been trusted at this level, strengthening our dedication to excellence.
