- Los Angeles County Department of Public Works Capital Improvement Program
- Los Angeles Unified School District
- Lawndale Library
- Cerritos Regional Park General Improvements
- Palmdale Sheriff’s Station
- Southern California Edison
- Los Angeles Community College District
- Los Angeles Police Dept. Metro Detention Center
- Santa Clarita Fire Stations
- Martin Luther King, Jr. Medical Center
- Los Angeles County Metropolitan Transportation Authority
- Vasquez Rocks Interpretive Center
- South Los Angeles Sheriff’s Station
- Altadena Community Center
- Ruben Ingold Park Improvements
- Los Angeles County Disaster Recovery Program

Vasquez Rocks Interpretive Center
Located in the high-desert town of Agua Dulce, the Vasquez Rocks County Park Interpretive Center consists of a new 3,700 square-foot building with interpretive exhibits, a multi-purpose classroom/museum and drought-tolerant plants and shrubs for landscaping. Also included is a historic restoration and adaptive reuse of the Ranger’s residence.
Simpson & Simpson is providing project and construction management support services on this $8.1 million LEED-Platinum design-build facility.