Best fractional CMOs for family-owned companies

3 firms and practitioners offer fractional CMO work and say they serve family-owned companies. First on the list are Authentic, Cerius Executives and InterimExecs. Authentic is the editor's pick. None of them publishes a fee, so the first call sets the price.

Updated 21 Oct 2026 Listed 3 Order published rule

The usual trigger is a company between $2M and $20M whose growth has outrun founder-led sales and whose marketing is spread across agencies with no one in charge.

How this list is built. Every firm and practitioner here offers fractional CMO work on its own site and says it serves family-owned companies. Order is editor's pick, then listings that name the stage, then a published fee, then name. Nobody pays to appear or to move up. Full methodology.