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Patrick Feller

Dep. Head of Cyber- and IT Security Consulting,
Senior Consultant

Following his apprenticeship as an IT specialist specialising in systems engineering (now known as platform development), Patrick spent over 15 years working as a systems engineer for leading IT service providers. His core responsibilities included the design, implementation and further development of complex IT infrastructures.

Patrick joined the Swiss Infosec AG team in 2024. In his advisory role, he focuses on the areas of information security, IT and cybersecurity, IT management and awareness, and applies his expertise at Swiss Infosec AG in consultancy as well as in training and further education programmes. His core responsibilities include developing security concepts, delivering training in IT and cybersecurity, conducting IT security audits, and supporting clients in temporary staffing assignments as an external IT security officer.

In addition to various technical certifications, Patrick Feller obtained the Swiss Federal Certificate in Computer Science (specialising in Services) and a Swiss Federal Diploma in ICT Management whilst working. He was able to use these further qualifications to expand his knowledge in the areas of project management, organisation, leadership and service management. His certifications as an ISO 27001 Lead Auditor and Certified Information Systems Security Specialist (CISSP) round off his profile.

If you only do the things you’ve always done, you’ll only get the things you’ve always had.

Tony Robbins

Valentina Christen-Zihlmann

Managing Consultant

Valentina Christen-Zihlmann, PhD, Attorney-at-Law, studied law in Lucerne, Geneva and Chicago. After qualifying as an attorney, she worked at a leading audit and advisory firm as well as at a business law-oriented law firm before joining Swiss Infosec.

In 2024, Valentina Christen-Zihlmann completed her doctoral degree in law, in parallel with her professional practice, at the University of Basel, specialising in life sciences law. Since 2026, she has been a certified Artificial Intelligence Governance Professional (AIGP) and is a member of the IAPP (International Association of Privacy Professionals). A particular focus of her work is advising organisations in the healthcare sector on matters relating to data protection and artificial intelligence.

Valentina Christen-Zihlmann has been working at Swiss Infosec AG since 2018, providing consulting and training services in the areas of data protection, artificial intelligence, IT law and legal & compliance. She supports clients in the development of customised concepts, policies and guidelines, advises on a wide range of legal matters, particularly in data protection law, and acts as an external Data Protection Officer (DPO) in accordance with the Swiss FADP and the GDPR. She provides legal services in German, English and French.

Legal complexity, reduced to what matters.


© Swiss Infosec AG 2026