Contact Information
Project Types
Education Facilities, Hospital Facilities, Public Facilities
Office Locations


Sacramento (Headquarters)

Newport Beach


San Jose

Year Founded
Number of Employees
Brief Description of Company
Lionakis was founded in 1909 by George Sellon, California’s first State Architect, and they have since grown our presence throughout California and Hawaii. Building on more than a century of diverse project experience, Lionakis is a truly integrated multi-disciplinary firm specializing in many core services and markets across our offices.