IIA is a leading provider of structural engineering services in the U.S. and Canada.Structural/Civil Engineering

IIA is a leading provider of structural engineering services for industrial, commercial, institutional and construction projects in the United States and Canada.

Our goal is to provide our clients with cost-effective and high-quality engineering solutions around our core competencies, which are: steel and concrete design, specialty concrete foundations, concrete slab design, open web steel joist reinforcements, structural steel, and temporary shoring plans. You can rely on our professional engineers to support projects in the following areas.

Let Our Experts Help

Whether you need timely inspections, would like an estimate, or have an emergency and need help right away, we are here for you.
Call us at
470-552-8301
or complete the form below, and we will be in touch within 24 hours.

Industrial Plants


Building Restoration


Construction Support

  • Steel & Concrete Design
  • Building Modifications
  • Demolition Plan & Review
  • Pre-Condition / Pre-Construction Surveys
  • Structural Detailing Quality Verification Engineer (QVE)

Overhead & Shop Cranes

  • Design & Structural Assessment
  • Upgrades to Existing Cranes
  • Critical Lift Planning
  • Monorails, Jib Cranes, & Workstation Cranes
  • Pre-Start Health & Safety Reviews

Additional Services

Our team includes certified inspection experts who are qualified to perform visual inspection and non-destructive testing (NDT) on the following structures: buildings, bridges, industrial structures, machinery, cranes, and rail and road vehicles. IIA is often contracted by various parties— government transportation agencies, regional municipalities, engineering firms, and general contractors—to inspect new fabrication, existing steel structures, and bridge structures. Our engineers often play a complementary role in backing our inspectors on these projects.

Why Choose IIA?

Our professional engineers strive to provide our clients with safe, innovative and value-added solutions in compliance with applicable design standards. We will work with your plant personnel through all phases of design and communicate continuously to ensure that the proper solution is attained throughout project development.

Our expertise also includes mechanical engineers and welding engineers to assist with other industrial projects. We also employ project engineers to bring engineering designs to realization and a full inspection department to ensure the quality of the work performed at your facility. Our project management team will ensure your project is completed on time and on budget, from start to finish.

Contact IIA Engineering Services Today

Certifications & Guidelines

  • ISO/IEC 17025: 2005
  • ISO/IEC 17065: 2012
  • ITAR Registered
  • FAR Part 145 Certification
  • Federal Firearms License (FLL)
  • NADCAP Accredited
  • ASNT Certified Level II & III
  • Our Facilities Meet a Variety of MIL-SPEC, ANSI, ASTM, and ASME Specifications
  • We Can Issue Your Approvals for USA, CANADA and EU Scopes