GSG Consultants, Inc.

Shaping the Midwest Since 1992

Website

About the firm

Beginning in 1992 as a small environmental services enterprise, GSG Consultants, Inc. has evolved into an industry-leading infrastructure engineering and scientific consulting practice. Its service philosophy is to help clients manage risk and reduce design and construction costs while protecting human health and the environment. Combining this philosophy with services ranging from initial concept planning through detailed design and construction, GSG addresses the specific needs of its clients.

Established
1992
Team
Midsize
Firm type
Civil Engineering · Structural Engineering · Geotechnical Engineering · Environmental Engineering · Transportation Engineering · Land Surveying

Credentials

IDOT Pre-Qualified Engineering Consultant

People

Guillermo GarciaCEO & Co-Founder

Ala SassilaPrincipal

Capabilities

Environmental Engineering

Environmental consulting, compliance, and mitigation services to protect human health and the environment.

  • Natural Resources

    Assessment and management of natural habitats and resources.

  • NEPA and Regulatory Compliance

    Environmental impact assessments and regulatory clearance support.

  • Asbestos Abatement Surveys

    Hazardous material identification and survey services.

  • Hazardous Waste Management

    Investigation and management solutions for simple hazardous waste challenges.

Geotechnical Services

Subsurface investigation and geotechnical analysis for transportation and infrastructure projects, including Structure Geotechnical Reports and complex foundation design.

  • Complex Geotech / Major Foundation

    Geotechnical analysis for deep foundations and complex structures.

  • General Geotechnical Services

    Standard soil, rock, and subsurface engineering evaluations.

  • Structure Geotechnical Reports (SGR)

    Comprehensive engineering assessments for bridge and structural foundations.

  • Subsurface Explorations

    Soil boring, sampling, and in-situ testing.

Construction Management

Field oversight and project administration services to ensure quality and compliance.

  • Construction Inspection

    On-site quality assurance, material inspection, and design compliance verification.

Civil Engineering

Civil design capabilities supporting roadways, drainage systems, and complex utility infrastructure.

  • Location Drainage

    Stormwater management, drainage analysis, and hydraulic design.

  • Railway Engineering

    Specialized design and planning services for rail infrastructure.

  • Subsurface Utility Engineering

    Investigating and mapping underground utility infrastructure.

  • Survey, LiDAR, and Drone

    Land surveying, mobile and aerial LiDAR mapping, and drone-based data collection.

  • Location Design Studies

    Rehabilitation and reconstruction studies for major roadways.

  • Hydraulic Reports

    Complex and typical waterway evaluations.

Structural Engineering

Structural design and engineering for highways, bridges, and transportation facilities.

  • Structural Design

    Design services for typical and simple highway structures.

  • Non-Destructive Testing

    Structural evaluation and testing without damaging physical elements.

Program Management

Comprehensive program controls and oversight to keep large infrastructure projects on schedule and budget.

  • Project Controls

    Scheduling, cost estimation, and risk tracking.

Industries

Bridges · Education · Government · Healthcare · Highways & Roads · Parking · Parks & Open Space · Power Generation · Rail · Sports & Recreation · Transit · Transportation · Tunnels · Utilities

Projects

No projects listed yet.