At NEWO TREUHAND AG, people and tailored solutions are at the heart of everything we do. As an experienced fiduciary company, we work with a core in-house team and collaborate on a project basis with carefully selected freelancers. This allows us to respond flexibly to a wide range of requirements and always provide the right expertise for your needs.

The company is led by Maria Mazza, a certified fiduciary with a federal diploma, who ensures the highest quality through her expertise, experience, and commitment.

Whether you are a private individual or a company – we support you personally, reliably, and with a clear focus on your goals. Get to know us and discover how we can assist you.