Halstatt
Investment ManagementFlorida, United States11-50 Employees
Halstatt is a family-owned investment management firm headquartered in Naples, Florida. It oversees capital across a broad range of asset classes for its own affiliated entities as well as a select group of family office and institutional investors. Led by CEO Katie Sproul, the great granddaughter of Barron Gift Collier, founder of Collier County, the firm reflects the family's long-standing involvement in Florida's development through a network of affiliated entities. Based in Naples, the organization positions itself as a small to mid-sized firm focused on diversified asset exposure and enduring client relationships. In June 2026, Halstatt expanded its footprint with new locations in Naples and Golden Gate, Florida, tied to local development projects in the area.