Geo-Logic

Geo-Logic Associates collaborates with its clients to deliver practical, science-driven solutions that create lasting value.

Technical Excellence Across Many Disciplines

GLA has grown to nearly 400 employees including engineers, geologists, hydrogeologists, stormwater experts, and skilled field and laboratory technicians who collaborate with our clients to deliver innovative solutions.

Strategic Growth

Our strategic expansion reflects a focused acquisition approach, partnering with like-minded individuals and consulting firms whose technical excellence, client dedication, and culture align naturally with ours.

1991

Year Founded

Team

Offices

200

ENR Top Environmental Firm

Expertise

Services

Environmental ›› Hydrogeology / Hydrology ›› Civil Engineering ›› Geology ›› Construction Support ›› Geotechnical Engineering ›› Metal Recovery ›› Soil Laboratory ››

Markets

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

Featured Services

To solve our clients’ unique challenges, we have developed specialized expertise and innovative solutions.

Enhanced metal recovery (EMR)/heap leach injection
Evapotranspiration (ET) landfill cover design
Relative brine capacity (RBC) testing for lithium extraction
UAV 3D mapping and aerial reconnaissance

Leaders

Brand Leader

Gary Lass, PG, CEG, CHG ›› Brand President 909-626-2282 ›› email ››

Leadership

CEO/COO

Gary Lass ››

President

Nicole Sweetland ››

CFO

Wendy Figueroa ››

Management

Human Resources

Maria Robles ››

Director of Marketing

Tracy Chiado ››

Health and Safety Officer

Russell Granfors ››

Services

Environmental Services

John Dodge ››

Hydrogeology / Geology

Neil Blandford ››

Civil Engineering

David Harich ››

Geology

William McCormick ››

Construction Support

Thomas Runyan ››

Geotechnical Engineering

William McCormick ››

Metal Recovery

Stephen Morrow ››

Soil Laboratory

John Hower ››

Markets

Solid Waste

Doug Junk ››

Mining

Robert Valceschini ››

Environmental

John Dodge ››

Water

Geno Mammini ››

Infrastructure

Jennifer Hill ››

Expert Services

Gregory Schnaar ››

Carbon Management

Olivia Brown ››

Featured Projects

New Mexico

New Mexico Class VI UIC Permitting Primacy Application

GLA is supporting the New Mexico Energy, Minerals and Natural Resources Department in the process of applying for regulatory primacy under the EPA Class VI program in order to oversee carbon capture and storage (CCS) projects.

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Henderson, NV

Groundwater Flow and Transport Modeling for Real Estate Development

GLA developed a comprehensive hydrogeologic subbasin site characterization and groundwater model that allowed BRC to quantify the historical, current, and future hydrogeologic conditions and chemical impacts and aid in potential future remedial decision making.

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Rancho Palos Verdes, CA

Portuguese Bend (Altamira) Landslide Mitigation

This is an opportunity to include an excerpt or teaser for the project to encourage the user to read and maybe even learn a little...

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All Projects

Featured Open Positions

Careers

Locations

Visit Our Brands’ Pages

Andrews Engineering is a full service, multidisciplinary engineering organization serving areas in Illinois, Indiana, and Missouri.

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Clear Creek Associates is a subsidiary of GLA providing practical solutions in groundwater science.

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Daniel B. Stephens & Associates, Inc. is a subsidiary of GLA providing geologic, engineering, water, and environmental consulting.

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Geo-Logic provides solutions to challenges for landfills, mines, contaminated sites, municipal projects, natural resources, and water resources.

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Peruvian consulting firm focused on geology, geotechnics, hydrogeology, civil design and environmental engineering projects.

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John Shomaker & Associates provides expert hydrogeology services throughout the Southwest.

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Kunkel Engineering Group provides consulting, engineering, surveying, construction management, and funding procurement services exclusively to municipal clients.

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