Skip to main content

Geo-Logic Associates

Setting The Standard

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions worldwide.

About
About People Brands News Culture

Applying Our Expertise

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions.

Services Markets

Services

Environmental  ›› Hydrogeology / Hydrology  ›› Civil Engineering  ›› Geology  ›› Construction Support  ›› Geotechnical Engineering  ›› Heap Leach Injection  ›› Soil Laboratory  ››

Markets

Solid Waste  ›› Mining  ›› Environmental  ›› Water  ›› Infrastructure  ›› Expert Services  ›› Carbon Management  ››
Projects

Join Us

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions worldwide.

Careers
Careers Culture Why Work Here Open Positions
Contact Search Site
Search Site

Setting The Standard

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions worldwide.

About
About People Brands News Culture

Applying Our Expertise

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions.

Services Markets

Services

Environmental  ›› Hydrogeology / Hydrology  ›› Civil Engineering  ›› Geology  ›› Construction Support  ›› Geotechnical Engineering  ›› Heap Leach Injection  ›› Soil Laboratory  ››

Markets

Solid Waste  ›› Mining  ›› Environmental  ›› Water  ›› Infrastructure  ›› Expert Services  ›› Carbon Management  ››
Projects

Join Us

Dedicated to advancing science-driven environmental, civil, and geotechnical solutions worldwide.

Careers
Careers Culture Why Work Here Open Positions
Contact

Corporate HQ

2777 East Guasti Road, Suite 1
Ontario, CA 91761
Map  ››
(909) 626-2282  ››

Office Leader

Adrienne Thibeault, PG
Senior Geologist

Services

Environmental  ›› Hydrogeology / Hydrology  ›› Civil Engineering  ›› Geology  ›› Construction Support  ›› Geotechnical Engineering  ›› Heap Leach Injection  ›› Soil Laboratory  ›› Specialized/Expert Services  ››

Markets

Solid Waste  ›› Mining  ›› Environmental  ›› Water  ›› Infrastructure  ›› Expert Services  ››

Featured Projects

1
/
3

Irwindale, CA

Open-Pit Mine Stability and Regulatory Compliance

Geo-Logic continues to support the City of Irwindale's mine operations, reclamation activities, and long-term regulatory compliance.
View Project
Mid-Valley CQA

Rialto, CA

CQA for Seven Double Composite Liners at the Mid-Valley Sanitary Landfill

GLA provided CQA support for seven double composite liner systems for an ongoing expansion at Mid-Valley while maintaining strict regulatory compliance and long-term environmental protection.
View Project

Imperial County, California

Permitting, Engineering, and CQA for the Salton City Disposal Site

To support long-term operational capacity while meeting stringent regulatory, geotechnical, and environmental compliance requirements, GLA provided permitting, engineering, and CQA for the expansion of the Salton City Landfill.
View Project
All Projects

Local Office Culture

Want to see more offices?

Contact
Geo-Logic Associates
About Services Markets Projects Careers Contact
2777 East Guasti Road
Ontario, CA 91761
+1.909.626.2282 email
LinkedIn
Back To Top

© 2026 Geo-Logic Associates, Inc. All rights reserved.

Privacy Policy | Website Terms of Service