Row rect Shape Decorative svg added to top

Large-Firm Capabilities With Small-Business Dedication

Innovative Geotechnical Engineering, Material Testing, and Construction Inspection Services Tailored to Your Project Needs

Row rect Shape Decorative svg added to top

Large-Firm Capabilities With Small-Business Dedication

Innovative Geotechnical Engineering, Material Testing, and Construction Inspection Services Tailored to Your Project Needs

Technical Excellence in Every Layer

TGR Geotechnical provides comprehensive engineering and consulting services from land acquisition through construction quality control:

Diverse Engineering Expertise

Diverse Engineering Expertise

We conduct geotechnical, geologic, and earthquake engineering studies, including ground-improvement design and seismic-hazard assessments.

Comprehensive Testing and Inspection

Comprehensive Testing & Inspection

Our AASHTO, DSA, and City of LA-accredited laboratories provide professional material testing and construction observation.

Advanced Monitoring Solutions

Advanced Monitoring Solutions

We offer on-site compaction testing, footing inspections, and material testing for soil, aggregate, asphalt, and building materials.

Value Driven Engineering

Value-Driven Engineering

Our team focuses on "out of the box" solutions and quick turnaround times to provide maximum value for complex engineering problems.

Milestone of 20 years marked

Built on Reliability and Proficiency

We are a full-service, minority-owned small business (DBE, MBE, SBE) with a proven track record across healthcare, public works, and educational sectors. Our team of 15 professionals is dedicated to individual client attention and efficient cost management for every project.

Comprehensive Geotechnical and Environmental Solutions

We provide a wide range of interdisciplinary services designed to mitigate risk and ensure structural integrity for complex engineering projects.

Engineering and Geological Studies - 1

Engineering & Geological Studies

Our expertise includes foundation design, seismic ground motion studies, fault studies, and landslide/slope stability evaluations.

Hydrogeology -2

Environmental & Hydrogeology

We conduct thorough environmental studies, groundwater assessments, and dewatering studies to ensure site safety.

Construction Observation and Testing - 3

Construction Observation & Testing

We offer on-site compaction testing, footing inspections, and material testing for soil, aggregate, and asphalt.

Advanced Technical Services - 4

Advanced Technical Services

Our specialized capabilities include vibration monitoring, forensic evaluations, and geotechnical instrumentation.

9b44ca05-3b7a-47b1-809b-9361f9b26974

Grow Your Career With a Leader in Geotechnical Innovation

TGR Geotechnical is always looking for motivated, highly skilled individuals to join our team of 15 professionals. We offer a collaborative environment where you can work on diverse, complex engineering projects across California.

Discuss Your Next Project With Us

Whether you are in the planning phase or need construction oversight, we are ready to discuss alternate solutions that can save overall project costs.