Pathstone, an independently operated, partner-owned advisory firm offering comprehensive customized investment advice and family office services for families, family offices, and foundations and endowments, today announced it entered into an agreement to acquire certain assets of Eaton Vance WaterOak Advisors ("WaterOak")*. WaterOak, based in Winter Park, Florida, provides institutional and private wealth clients with custom investment solutions that leverage WaterOak's thoughtful, technology-driven approach.