Who we are

Suntis delivers mission critical identity and device management, smart card, intelligent transport and IoT solutions to mobile network operators, MVNOs, rail companies and utility providers. Our customers benefit from scalability and flexibility, backed by deep expertise, and continuous innovation.

Your engineering partner

As a Swiss company we are committed to providing the highest levels of reliability and security, for the full service lifecycle. Our customers know they can trust Suntis to deliver, through deep, lasting partnerships and close collaboration.

We have a long history of reliable performance and absolute compliance with customer requirements – cost-effective and innovative solutions that meet key business goals and service exacting applications.

Established in 1988 as a subsidiary of Ascom Infrasys, Suntis was founded as an independent spin-out in 1999. We are headquartered in Bellinzona, Switzerland.

High-performance and modular platform

Our open microservices architecture means that our high-performance solutions can be tightly and securely integrated into any existing infrastructure, or in the cloud.

Secure. Flexible. Scalable.

  • High-quality services with mission critical performance requirements
  • Trusted by some of the world’s leading companies to deliver service excellence
  • Long-term partner evolving with you to meet changing business needs
  • Tailored solutions
  • Guaranteed performance with no hidden costs
  • Tight security and an open and flexible architecture

Our expertise

We are independent, deep domain experts, and agile solution providers. We’ve been delivering products, solutions and services to the mobile, transport and energy sectors for more than 20 years. They rely on our absolute commitment, backed by service guarantees. We have unrivalled experience of delivering mission-critical service solutions, with a flexible and open approach. We build open, long-term partnerships and evolve with our clients in order to meet their requirements now and in the future.

Professional IT services

Our services team comprises 90% Engineers (Computer Engineering, Electrical Engineering), with a strong focus on security and process management. We are committed to being a reliable, hard-working partner to all of our clients, and adhere to the latest technical and security standards. We engage with all stakeholders to ensure close alignment and guaranteed delivery of mission-critical, tailor-made solutions on-time and on-budget.


We believe that every organisation has unique requirements, which is why we approach security on a case-by-case basis. We provide problem-oriented, built-in security solutions in highly interconnected and complex IT environments to ensure the best possible outcome for our clients.

Our people

Suntis is built on a long tradition of recruiting the most dedicated and motivated people, as we believe that this is the only way to achieve superior customer satisfaction, and excellence in the services we deliver. Our team is multilingual, highly qualified and experienced, with the ability to bring together a broad range of skills - in different communication protocols (SS7, PCM, TCP/IP), network technologies (POTS, ISDN, GSM from 2G to 5G, UMTS) and the latest IT technologies and platforms (JAVA, AngularJS, PHP, .NET, ORACLE, JBOSS, APP Android & iOS). We offer unique expertise in Smart Card/SIM technologies to deliver innovative solutions.