Dune grass waves in the wind on a Lake Michigan sand dune.

Independent. Trusted. Family Office Advisors.

An Independent Partnership for Multi-Generational Wealth

Your lifetime's work deserves to be managed with expertise. We partner with entrepreneurial families in building a bespoke level of oversight for their investments, governance, and multi-generational legacy planning. We are committed to protecting and extending your success.

Take the next step toward securing your family legacy.

Bill Boer in the Grey Dunes office at the conference table.

A Holistic Approach

Our approach is driven by a seasoned team that transforms complex challenges into clear strategies to support your family's future.

About Our Firm

Expert, Objective Oversight

At Grey Dunes, our capabilities span all areas of family office management. Learn how our seasoned expertise can support your long-term legacy.

Our Services

Why Families Trust Grey Dunes

Our unbiased approach is key to earning our clients’ trust. Explore the experiences of real families we serve.

Driftwood on fine white sand on the shores of Lake Michigan.

Get Started

Your legacy deserves best-in-class stewardship. Contact our team to begin your family office journey.