As one of the oldest and most experienced soil engineering and materials testing firms in Southern California, Sladden Engineering has completed more than 100,000 projects all over Southern California. Experience you can build on.  
Sladden Engineering has provided comprehensive geotechnical engineering services for a wide spectrum of civil engineering projects. Sladden Engineering assists governmental agencies, developers, construction managers, and other design professionals from the preliminary design phases of a development through construction. Our complete scope of services provides our clients with consistency and continuity throughout the development and construction process.

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