sipgate creates digital services in and beyond the context of telephony. With hundreds of thousands of customers in Germany and the United Kingdom, sipgate is one of the biggest VoIP telephony providers in Europe.
Growth has been constant for sipgate ever since its formation over 11 years ago. There are currently 130 people working happily in a modern office located in the Düsseldorf "Medienhafen" area. A great variety of in-house expertise enables sipgate to keep VoIP infrastructure development, software development, UX, design, marketing, customer support and back-office functions in a single beautiful location.