Geotechnical Testing & Investigations

Precision Geotechnical Engineering

  • Experienced Certified Professionals
  • Fast Turnaround Times
  • Comprehensive Testing Services
What We Do

Our Services

At QST Geotechnical, we provide precision-driven engineering solutions tailored to the unique demands of your project. Our team combines advanced technology with deep industry expertise to deliver accurate data and actionable insights.

From initial site investigation to final foundation evaluation, we ensure stability and compliance at every stage of construction. We don't just test soil; we build the certainty you need to move forward. 

Geotechnical Testing
Site Investigation
Soil Analysis
Probe Testing / Structural Probing
Foundation Evaluation
Heavy excavator machinery detail showing mechanical precision

Our Affiliated Companies

Affiliated companies under shared ownership working together to investigate, design, and build projects from the ground up.

OUTDOOR CONCEPTS
OUTDOOR CONCEPTS
Outdoor Concepts provides professional excavation and site development services including site clearing, earthwork, grading, drainage installation, and utility work. Their field experience ensures construction is executed efficiently while meeting engineering specifications and project timelines.
DESIGN CONCEPTS ENGINEERING
DESIGN CONCEPTS ENGINEERING
Design Concepts Engineering provides civil and site engineering services for residential and commercial development projects. Their team specializes in site planning, grading and drainage design, stormwater management, and permitting support to help move projects from concept through construction.

Equipment & Field Capabilities

We maintain a fully owned and operated fleet of specialized geotechnical equipment, ensuring rapid mobilization and quality control on every project. 

PORTABLE DRILLING EQUIPMENT
Owned & Operated
Drilling
PORTABLE DRILLING EQUIPMENT
All-terrain drilling capability for difficult access sites, ensuring precise soil sampling regardless of ground conditions.
Available for immediate deployment
SUPPORTIVE EXCAVATION
Owned & Operated
EXCAVTION
SUPPORTIVE EXCAVATION
QST operates compact to heavy civil excavators (JD 35G–350G) supporting test pits, infiltration prep, and site investigations.
Available for immediate deployment
INFILTRATION TESTING 
Owned & Operated
Field Testing
INFILTRATION TESTING 
Infiltration and percolation testing with controlled water delivery and field-installed casings for reliable subsurface evaluation.
Available for immediate deployment
 SUBSURFACE PROBING
Owned & Operated
PROBING
 SUBSURFACE PROBING
Interior and exterior probing to verify foundation, slab, and subsurface conditions for renovation and design support.
Available for immediate deployment
SOIL BORINGS & SAMPLING
Owned & Operated
SAMPLING
SOIL BORINGS & SAMPLING
Subsurface borings and sampling coordinated for geotechnical evaluation and design support.
Available for immediate deployment
SOIL ANALYSIS & ENGINEERING
Owned & Operated
Investigation
SOIL ANALYSIS & ENGINEERING
Engineer-reviewed soil classification and infiltration data supporting septic design, stormwater review, and site development.
Available for immediate deployment
Rapid Mobilization

Service Area & Availability

Check if we service your location and request a site visit. We prioritize rapid response for urgent geotechnical needs.

Service Region

Serving NY, CT, PA and Beyond

Headquarters: Hudson Valley NY

Operating Hours

Flexible Scheduling Available

24/7 Emergency Response Available

Direct Line

info@qstgeo.com

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LICENSING

Fully certified professionals delivering compliant, industry-standard geotechnical testing.

OWNERSHIP

Locally owned and operated, deeply rooted in the community we serve.

SPEED

Fast turnaround times and rapid mobilization to keep your projects on schedule.

QUALITY

Precision analysis and detailed reporting using state-of-the-art technology.

Who We Work With

Tailored geotechnical solutions for every stakeholder in the construction process.

Precision Data for Structural Integrity

We partner with structural and civil engineers to provide the rigorous soil analysis required for safe, compliant designs. Our certified professionals deliver accurate, high-fidelity data that integrates seamlessly into your workflow, ensuring your projects stand on solid ground.

Engineers context
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QST Geotechnical
https://www.qstgeo.com/

Hours of Operation

Hours of Operation

Monday – Saturday: 7:00 AM – 5:00 PM

Emergency & After-Hours Service
For urgent site work, emergency soil testing, or time-sensitive projects, our team is available 24/7 by phone.

Quick Links

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