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Geo-Advantec, Inc.

San Dimas, CA

Leading Geotechnical Consulting Firm

Services
25
Offices
1
Projects
3
Leaders
5
Founded
2012

Overview

Geo-Advantec, Inc. is a geotechnical consulting practice based in San Dimas, California. Founded in 2012, it provides engineering services from conceptual design and feasibility studies to project completion. It delivers geotechnical engineering, engineering geology, earthquake engineering, pavement engineering, and material testing services to public and private sector clients across Southern California.

Founded
2012

Services

Geotechnical Engineering

Comprehensive underground and subsurface studies including field explorations, groundwater evaluation, foundation analysis, and soil engineering solutions tailored to project requirements.

Engineering Geology

Application of geologic sciences to identify hazards and earth-structure interactions, ensuring natural factors are incorporated safely into project designs.

Geotechnical Earthquake Engineering

Comprehensive geohazard and geological investigations to support seismic rehabilitation and design across Southern California.

Geotechnical Instrumentation

Installation and monitoring of instrumentation for complex projects such as tunnels, slopes, and deep excavations near sensitive structures.

Pavement Engineering

Work in this area is organized into supported delivery tasks.

Special Inspection Services

Quality control testing and construction observation by certified multi-discipline inspectors.

Industries

Firm type

Project types

Projects

City of Commerce Washington Boulevard Rehabilitation Project

Commerce, CA | City of Commerce | Transportation

Award-winning pavement rehabilitation project for the City of Commerce.

City of Commerce S. Eastern Avenue Pavement Rehabilitation Project

Commerce, CA | City of Commerce | Transportation

Award-winning pavement rehabilitation project for the City of Commerce.

Palmdale Air Force Base Runway and Taxiway Pavement Design

Palmdale, CA | Palmdale Air Force Base | Aviation

Pavement design project for the runway and taxiway sections at Palmdale Air Force Base.

Credentials and affiliations

Leadership

Shawn Ariannia

President / Principal Geotechnical Engineer

Ph.D., P.E., G.E.

Dr. Ariannia is a registered Civil and Geotechnical Engineer with over 39 years of experience in the design, supervision, and technical management of major projects in structural and geotechnical fields. He founded Geo-Advantec, Inc. in January 2012.

Ronald Hanson

Vice President / Principal Engineering Geologist

P.G., C.E.G.

Mr. Hanson is a Professional Geologist and Certified Engineering Geologist with over 39 years of experience in performing geological and geotechnical investigations, geologic inspections, and preparing geological reports.

Lisa Anderson

Vice President / Marketing and Business Development

M.B.A.

Ms. Anderson has over 17 years of experience in the architecture and engineering industry, specializing in marketing, branding, project management, business development, and proposal development.

Ali Shafiee

Senior Geotechnical Engineer / Seismic Specialist

Ph.D., P.E., G.E.

Dr. Shafiee is a registered Civil and Geotechnical Engineer with over 20 years of experience at the international level in the field of geotechnical earthquake engineering.

Giang (Jack) Lee

Senior Geotechnical Engineer / Engineering Manager

M.S., P.E., G.E.

Mr. Lee is a registered Civil and Geotechnical Engineer with over a decade of specialized experience in geotechnical engineering within the Southern California region.

Offices

Headquarters

Headquarters

457 West Allen Avenue, Suite 113

San Dimas, CA 91773

USA

(909) 305-0400

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