or LA: 310-745-9301 Call NYC: 212-777-3770

Non-Destructive Evaluation

GBG is a leading international company in the use of NDE for the forensic investigation of structures with over 30 years of experience in providing information on structural arrangements and conditions.

Our Work Core Services

Measured Building Surveys

GBG specializes in measured building surveys. We can deliver 2D and 3D conventional as-built data by utilizing Computer Aided Design (CAD), Building Information Models (BIM) and Finite Element (FE) modeling.

Our Work Core Services

Experts in our Field, wherever the field

GBG investigates a wide range of structures be it new construction, historically significant, or a small private residence. GBG provides expert appraisal and attention to detail in assessing construction and condition.

Our Work Core Services

EXPERT EVALUATION

We specialize in the employment of cutting edge survey tools such as ground penetrating radar, infrared thermography, ultrasonic and acoustic methods.

PROJECT HIGHLIGHTS

Our wide range of technology and backgrounds allow us to customize a testing program tailored to the needs of a project, with a range of deliverables.

CORE SERVICES

Providing forensic investigation of structures with over 30 years of experience in providing information on structural arrangements and conditions.

GB Geotechnics USA, Inc

See How We Can Help

Your Local Team

GBG is a non-destructive structural inspection practice geared to provide inspection, testing and analysis of structures. Call our expert team today.

George Ballard

President

Edward Sewell

Principal

James Ballard

Project Director

Christopher Gray

Principal, Documentation and Reality Capture

Kenny Guaba

Project Manager

Armin Malakouti

Project Manager

Graham Henderson

Investigation Engineer

Samuel Johnson

Investigation Engineer

Jack Gray

Investigation Engineer

Clareena Macchia

Administrative Executive

Maryann Elizondo

Credit Controller

See More of the Team

Featured Work

GBG Group investigates a wide range of structures from historically significant buildings to small private residences; all requiring expert appraisal when assessing their construction and condition. See all latest work.

Construction & Engineering

Documentation

Architecture & Preservation

Water Infiltration

Geophysics

Construction & Engineering

Over 4000+ PROJECTS
Around the World

GBG Group has been serving the engineering community in the US, UK, Europe and Australia for over 40 years, supporting more than four thousand projects with our specialist services.

Enquire Now

Complete the form below, call us on +1 212 777 3770 (New York office) or +1 310 745 9301 (Los Angeles office) or contact us via email at esewell@gbg-us.com. A member of the team will respond ASAP to discuss your requirements.

Please note: GBG Group is compliant with the General Data Protection Regulation (GDPR). To learn more about how we collect, keep, and process your private information in compliance with GDPR, please view our privacy policy. *

Measured Building Surveys