The SSI Team

Industry experts in design and construction consulting services

Justin Jefferis

Director of Assessment Services – Senior Concrete Consultant

Justin Jefferis is a Senior Concrete Consultant who is also the Director of Assessment Services with over 20 years of construction inspection and testing experience.  Justin graduated from University of Illinois at Chicago with a Bachelor of Science in Management.  He has many certifications including Certified Welding Inspector (American Welding Society), Master of Special Inspections (International Code Council), Welding Special Inspector (International Code Council), Steel and Bolting Special Inspector (International Code Council), Post Tension Inspector Level 2 (Post Tension Institute), Reinforced Concrete Special Inspector (International Code Council), Structural Soils Inspector (International Code Council), Fireproofing Special Inspector (International Code Council), Structural Masonry Special Inspector (International Code Council), FACE Floor Flatness Certification (2019), Concrete Testing Technician – Level 1 (American Concrete Institute), Post Installed Concrete Anchor Inspector (American Concrete Institute).

Along with troubleshooting and evaluating existing floor slabs, Justin has also been involved in developing new technologies, methods, and equipment for measuring concrete floor profiles for robotic distribution facilities.

About Company

Structural Services Inc. has 8 offices, and provides specialized concrete consultation, training and forensics for the most advanced concrete applications.

Contact Us

Corporate Headquarters – Texas
1003 Legacy Ranch Road, Suite 100
Waxahachie, TX 75165-1294
FAX: None

Our Locations






New York

South Carolina