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Concrete Detection with CR Scan, Elevating Subsurface Awareness
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Welcome to Global Scan Surveys (GSS)
– Leaders in Structural Testing and Defect Detection
At Global Scan Surveys (GSS), we specialize in providing advanced scanning and testing services to detect hidden defects in structures. Our mission is to ensure the safety, longevity, and sustainability of buildings, bridges, and infrastructure worldwide. With state-of-the-art technology, expert technicians, and a global reach, GSS has established itself as a trusted leader in the industry, helping clients identify and address potential structural issues before they become critical problems.Our commitment to innovation and excellence drives everything we do. Whether you are working on new construction, maintaining aging infrastructure, or preserving historical buildings, GSS is your partner in ensuring the long-term integrity and safety of your structures.
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Our Mission – Extending the Life of Buildings and Structures
At GSS, our mission is clear: to extend the life of buildings, infrastructure, and assets by providing cutting-edge defect detection and testing services. We are committed to sustainability, helping our clients reduce waste, preserve resources, and minimize environmental impact by identifying structural issues early. By delivering accurate, reliable data, we enable proactive maintenance and targeted repairs, reducing the need for costly replacements and ensuring that structures remain safe and functional for years to come.Our goal is to empower clients with the information they need to make informed decisions, enhancing the safety and longevity of their projects while minimizing risks.
Expertise and Innovation – Setting Industry Standards
With decades of combined experience in structural testing, our team at GSS is dedicated to pushing the boundaries of what’s possible in defect detection. We invest heavily in research and development, continuously exploring new technologies and techniques to improve the accuracy, speed, and reliability of our services.

Our expertise includes:
Advanced Scanning Technologies
From Ground Penetrating Radar (GPR) to Ultrasound and 3D Imaging, we use the most sophisticated tools available to identify hidden defects in concrete, metal, timber, and other materials.
Non-Destructive Testing (NDT)
GSS specializes in non-invasive testing methods that provide valuable insights into a structure’s condition without causing damage.
Laboratory Testing
Our state-of-the-art laboratory is equipped to handle a wide range of material tests, including compression, flexural, and impermeability testing, ensuring that your materials meet safety and performance standards.
We are proud to be UKAS ISO 9001 certified, ensuring that every service we offer meets the highest standards of quality, safety, and professionalism.
Global Reach – Serving Clients Worldwide
GSS is proud to offer our services to clients across the globe. We understand that every project is unique, and we tailor our services to meet the specific needs of clients in a variety of sectors, including construction, infrastructure, energy, and historical preservation.
No matter where your project is located, GSS is equipped to provide on-site scanning and testing services as well as comprehensive laboratory analysis. From Europe to the Middle East, our team is experienced in navigating the complexities of international projects, ensuring that our clients receive the same level of expertise and care, regardless of their location.
Why Choose GSS?
Innovation. Expertise. Reliability. These are the core values that define GSS and set us apart from other companies in the industry. Here’s why clients trust us for their most critical projects:
Cutting-Edge Technology
We use the latest scanning and testing equipment, ensuring precise, accurate results.
Global Leadership
We are recognized worldwide as leaders in defect detection and testing, trusted by major organizations across industries.
Sustainability Commitment
Our focus on extending the life of structures reduces waste, saves resources, and promotes sustainability in construction and infrastructure.
Comprehensive Services
From non-destructive testing to laboratory analysis, we offer a full range of services that provide actionable data for maintenance, repair, and construction planning.
Safety First
At GSS, safety is paramount. We help our clients prevent structural failures and ensure the safety of the people who use their buildings and infrastructure.
Our Team – Trusted Experts in Structural Testing
The GSS team is composed of industry veterans, engineers, and testing specialists who bring years of expertise to every project. Our technicians are certified in the latest testing methodologies and are constantly updating their skills to stay at the forefront of the industry.
We believe in fostering a culture of innovation, integrity, and collaboration. Every project we undertake benefits from our team’s dedication to excellence and their commitment to delivering results that exceed expectations.

Gregory G Sedillo
CEO

David C Mackey
Vice President

Jamie G Britton
CCO

Charles Lois
CFO

Scott F Kim
Manager

Evelyn S Curtis
Finance

Lindsey McDaniel
Finance

Malcolm Holland
Manager
