About Callstera


Callstera unified communications help people and organisations interact efficiently 24/7 with a range of interactive rich feedback solutions.

Callstera provides expertise in the combination of voice and web browser technologies.

Through years of working in the high-technology sector the management team of Callstera has developed a passion for technologies that make a real difference to the way business works. The founders of Callstera are industry professionals with a broad range of experiences gained from working in the software, automotive, financial and government sectors. Based in Cambridge and Amsterdam we are able to provide multi-lingual solutions across a wide range of market sectors.

Our innovative telephone services combined with our modern web solutions enable businesses to provide their customers with levels of service previously only available to large corporations. As a company we are committed to making the benefits of voice and web technology available to all types of businesses.

Please contact us to explore how we can help you connect your customers to the information they need to succeed.