About Keystone Corporate AG

Keystone Corporate AG is an independent Swiss advisory firm established to provide strategic oversight for international families, entrepreneurs and family offices navigating complex cross-border matters.

The firm operates at the intersection of corporate structuring, private capital, and direct investment strategies, coordinating banks, legal advisors, and specialist partners in the design and execution of long-term cross-border projects.

Our work is mandate-based and selective, ensuring discretion, alignment of interests, and long-term structural clarity for each engagement.