Business Details
50+ Years
experience
Trusted Geotechnical Engineering Services in California
Earth Systems Southern CA has been a trusted leader in geotechnical engineering and environmental consulting for over 55 years. Our team of licensed professionals combines deep technical expertise with a commitment to community-driven solutions, serving clients across California through 11 strategically located offices. We specialize in guiding complex projects from initial feasibility studies to final construction, with a focus on innovation, safety, and sustainability. Our culture emphasizes mentorship and continuous learning, evidenced by an average employee tenure exceeding 11 years. Accredited by major agencies including Caltrans and the U.S.Army Corps of Engineers, we maintain state-of-the-art laboratories for materials testing while delivering tailored geotechnical investigations, engineering geology assessments, and environmental remediation services. This combination of experience, technical rigor, and community focus positions us to address the most challenging infrastructure needs while maintaining our reputation as an industry leader.
Services
Geotechnical Engineering
Materials Testing
Engineering Geology
Environmental Consulting
Special Inspection
Details
- Year established: 1969
Highlights and features
- We offer 56 years of specialized geotechnical engineering experience.
- Our laboratories maintain accreditations from major regulatory agencies.
- We provide mentorship from licensed professionals with decades of field expertise.
- Our team has completed high-impact infrastructure projects across California.
- We combine technical excellence with community-focused engineering solutions.
Associations and certifications
- California Department of Transportation (Caltrans)
- Division of the State Architect (DSA)
- U.S. Army Corps of Engineers
- City of Los Angeles Department of Building and Safety
- Department of Health Care Access and Information (HCAI)
- AASHTO Accreditation Program (AAP)
Services
Geotechnical Engineering
Our geotechnical engineering services include comprehensive site investigations, slope stability analysis, and foundation design. We provide technical solutions for complex soil-structure interactions, ensuring project safety and compliance with regulatory standards. Our engineers develop customized geotechnical parameters for earth retention systems and pavement design.
Materials Testing
We conduct full-scale materials testing for soils, concrete, asphalt, and structural steel in AASHTO-accredited laboratories. Our services include field sampling, batch plant inspections, and special inspection of welding and high-strength bolts, ensuring construction quality meets Caltrans and federal specifications.
Engineering Geology
Our engineering geology team performs fault investigations, coastal bluff retreat analysis, and seismic hazard evaluations. We identify geologic risks and develop mitigation strategies for infrastructure projects, integrating geological data with engineering requirements to ensure long-term site stability.
Environmental Consulting
We specialize in environmental site assessments and remediation of soil and groundwater contamination. Our services cover Phase I/II assessments, underground storage tank evaluations, and regulatory compliance solutions for industrial and municipal clients across California.
Special Inspection
Our special inspection services ensure compliance with building codes and project specifications. We provide third-party oversight for concrete, masonry, and structural steel installations, maintaining quality control through detailed field testing and documentation.
People
Ji Shin
President and Chief Executive Officer
Ji Shin leads Earth Systems Southern CA with a strategic vision for technical excellence and community impact. With decades of engineering experience, he oversees project delivery while maintaining the company's commitment to innovation and professional development.
Alexis Huebner
Chief Financial Officer
Alexis Huebner manages financial operations with CPA and CGMA credentials. She ensures fiscal responsibility while supporting growth initiatives, maintaining the company's 56-year financial stability through strategic resource allocation.
Chris Gardner
Marketing and Business Development Manager
Chris Gardner drives business growth with a focus on client relationships and market expansion. He connects technical capabilities with community needs, positioning Earth Systems Southern CA as California's preferred geotechnical partner.
Javad Shahmoradi
Professional Engineer
Javad Shahmoradi earned his California P.E. license after five years of technical contributions. He specializes in geotechnical investigations, applying advanced engineering principles to complex infrastructure challenges while mentoring junior staff.
Juan Landron
Safety Manager
Juan Landron ensures workplace safety compliance across all projects. With expertise in OSHA regulations, he implements safety protocols that protect employees while maintaining operational efficiency on diverse construction sites.
Questions
What geotechnical services does Earth Systems offer?
We provide site investigations, foundation design, slope stability analysis, and construction materials testing across California.
Are your laboratories accredited for materials testing?
Yes, our labs hold accreditations from Caltrans, AASHTO, and federal agencies for soil, concrete, and steel testing.
How does Earth Systems handle environmental remediation?
We conduct Phase I/II assessments and develop remediation plans for contaminated soil and groundwater, ensuring regulatory compliance.
What career opportunities exist at Earth Systems?
We offer engineering positions with mentorship programs, professional development, and opportunities to work on impactful infrastructure projects.
Can you perform coastal geology assessments?
Yes, our team conducts coastal bluff retreat analyses and develops erosion mitigation strategies for seaside properties.
Do you provide special inspection services?
We offer third-party inspections for concrete, masonry, and structural steel installations per building code requirements.
