About Us

Heavy machinery at construction site

Your Partners in Precision and Reliability

At TGR Geotechnical, we believe that technical knowledge and customer service are the pillars of a successful project. Established in January 2002, our firm was built on the necessity of providing clients with innovative geotechnical solutions specifically tailored to their unique project requirements. We bridge the gap by offering the sophisticated resources of a large geotechnical firm within a responsive, small-business atmosphere.

Our Core Strengths

Acredited Proficiency

Accredited Proficiency

We maintain high-standard laboratory accreditation, including AASHTO, DSA, and the City of Los Angeles.

Expert Leadership

Expert Leadership

Led by Dr. Sanjay Govil, PhD, PE, GE, our team stays at the forefront of rapidly evolving technical advancements in geotechnical and earthquake engineering.

Small Busines

Small Business Agility

As a certified DBE, MBE, and SBE, we provide the quick turnaround times and individual attention your project deserves.

Full Lifecycle Support

Full Lifecycle Support

We service clients during all phases of development, from initial land acquisition and geohazard studies to construction quality control and testing.

Key Business Milestones

Our history is defined by a commitment to “out of the box” thinking and technical excellence.

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    2002: TGR Geotechnical is founded to provide specialized engineering consulting services.

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    Expansion of Services: Quickly grew to offer a full suite of services, including geotechnical engineering, geological studies, environmental studies, and Construction Observation.

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    Diverse Portfolio Growth: Established a proven track record across healthcare (Kaiser Permanente), public works (I-405 Widening), and educational sectors (UCLA, CSULB).

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    Technical Advancement: Successfully integrated advanced services such as vibration monitoring, geotechnical instrumentation, and forensic engineering into our core offerings.

Construction site with heavy machinery

Meet the Team

Our team of professionals focuses on reliability, accuracy, and efficient cost management for every client.

DR. SANJAY GOVIL, RCE, GE

Founder and Principal Geotechnical Engineer

Dr. Govil has over thirty-five years of teaching ...

SANJAY GOVIL, RCE, GE
Founder and Principal Geotechnical Engineer

Dr. Govil has over thirty-five years of teaching, research and consulting experience in geotechnical and material engineering.  Dr. Govil has managed and participated in various types of engineering projects in Southern California including geotechnical investigation and construction inspection and testing for office, industrial and shopping centers, airports, water treatment plants, K-12 schools, community colleges and universities, hospitals and medical office buildings, parking structures, planned communities, mass-graded flat-land and hillside projects, microwave towers, road and pavement design, distressed properties, large public works and  recreational facilities.

Dr. Govil’s extensive experience includes static and seismic slope stability, stabilization of slopes and landslides, soil nailing, soil anchors and rock bolting, shallow and deep foundations, conventional and segmental retaining walls, tieback walls, road and railroad bridge foundations, geotechnical instrumentation and monitoring and material testing, ground improvement studies using wick drains, pre-loading, jet grouting, deep soil mix columns, stone columns and pressure grouting seismic risk analysis, site specific response spectra, deformation analysis and liquefaction studies.  Dr. Govil has also worked as an expert on several projects involving construction defects.

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EDWARD BURROWS, PG, CEG, CHG

Principal Geologist

Mr. Burrows has over thirty-five years of professional ...

EDWARD BURROWS, PG, CEG, CHG
Principal Geologist

Mr. Burrows has over thirty-five years of professional experience, specializing in geologic and environmental investigations and construction observation.  He has worked on or managed a wide range of projects including commercial/industrial, institutional, and master planned community developments as well as municipal infrastructure, transportation, water infrastructure, water resources, mining operations and environmental.

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Prakash Khanal, PE

Project Engineer

Mr. Prakash has over 10 years of professional ...

Prakash Khanal, PE
Project Engineer

Mr. Prakash has over 10 years of professional experience in the domain of civil and geotechnical engineering including field investigations, engineering analysis, construction observations and lab testing. He has managed complex geotechnical projects for a variety of public and private clients. His responsibilities include but are not limited to conducting developing geotechnical work plan, geotechnical investigations and developing geotechnical design recommendations for foundations, retaining walls, slope stability and stabilization, soil nails, tiebacks, shoring, site specific response spectra and grading.

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Robert Aguilar, PE

Project Engineer

Mr. Aguilar has over seven years of professional ...

Robert Aguilar, PE
Project Engineer

Mr. Aguilar has over seven years of professional experience in civil and geotechnical engineering including field investigations, laboratory management, engineering analysis and project scheduling/coordination. He is responsible for conducting geotechnical investigations, overseeing laboratory testing and providing geotechnical design recommendations for a diverse range of projects.

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Ryan Stewart

Staff Geologist

Mr. Stewart has over seven years of geologic ...

Ryan Stewart
Staff Geologist

Mr. Stewart has over seven years of geologic experience performing geologic and geotechnical investigations. His responsibilities include conducting geologic and geotechnical investigations and managing field operations.

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Jazleen Barbosa

Staff Geologist

Mrs. Barbosa has over two years of experience ...

Jazleen Barbosa
Staff Geologist

Mrs. Barbosa has over two years of experience related to geologic and geotechnical studies including field investigations and observations during construction. She has supported projects for a variety of public and private clients by performing field observations and testing related to site grading, caisson drilling, and shoring operations.

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Our Team's Expertise

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