2227 verified suppliers listed

Best NDT Companies in Ohio

Ohio is one of the most industrially diverse states for non-destructive testing, with a large manufacturing base, a significant aerospace and defense supply chain, and multiple nuclear and fossil power generation facilities that require ongoing in-service inspection. NDT companies in Ohio serve the automotive and heavy manufacturing corridor from Cleveland to Columbus and Dayton, the aerospace and defense supply chains around Dayton (Wright-Patterson AFB, GE Aviation), and the numerous fossil and nuclear power plants operating under ASME Section XI and NRC requirements. The state's geographic position at the center of the Midwest manufacturing belt makes Ohio NDT companies accessible to the broader Great Lakes industrial region.

Why these suppliers?

  • Ohio's manufacturing and automotive base generates consistent demand for weld inspection, casting and forging evaluation, and in-process NDT for automotive powertrain, structural components, and heavy equipment — giving Ohio NDT companies deep production inspection experience.
  • The GE Aviation and defense supply chain in the Dayton area supports Nadcap-accredited NDT companies with aerospace-grade capabilities for flight hardware inspection — a higher tier of capability than general industrial providers.
  • Ohio's nuclear fleet (Davis-Besse, Perry) and numerous fossil plants create ongoing demand for ASME Section XI in-service inspection, turbine NDT, and high-energy piping assessment from companies qualified for power generation work.

60 verified suppliers found

Strasburg, Ohio3.0(2)

RAE Energy helps energy and industrial operators with the construction and integrity of pipeline and facility systems by providing nondestructive inspections and field-joint coating services. Visit our careers page for work opportunities.

+1 330-878-4122Website
Fairfield, Ohio4.3

Professional NDE Services 3975 Port Union Road Fairfield, Ohio

+1 513-440-7633Website
Columbus, Ohio4.7(10)

ASNT is the global leader in nondestructive testing (NDT), providing certifications, education, and a strong membership network. Our members gain access to industry-leading resources, career opportunities, and professional development, equipping them to ensure the safety and reliability of critical systems and infrastructure. Join ASNT and be part of a community shaping the future of NDT.

+1 614-274-6003Website
West Chester Township, Ohio

TPAC offers cutting-edge ultrasonic non-destructive testing solutions to enhance safety and performance across various industries.

+1 513-785-0801Website
Cincinnati, Ohio

Join us for an opportunity to interact with users and thought leaders across the radiography industry solving the biggest challenges! We are energized by technology and excited to share that energy with you at our X-Ray, CT and Digital Forum 2022 powered by Waygate Technologies with the unveiling of our latest investment. We are constantly invigorated by the innovations of our customers and partners, challenging us to continue to push radiography technology forward to meet the everchanging demands. We

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Frequently Asked Questions

What industries drive NDT demand in Ohio?
Automotive and heavy manufacturing is the largest sector — transmission components, engine blocks, castings, and forgings for Honda, GM, Ford, and their Tier 1 suppliers create ongoing weld and manufacturing NDT demand. Aerospace and defense (GE Aviation in Cincinnati, Wright-Patterson and defense contractors in Dayton) requires Nadcap-accredited and AS9100-integrated NDT capability. Power generation (multiple nuclear and fossil plants) requires ASME Section XI inspection. Structural and bridge inspection serves Ohio's aging infrastructure across its highway and railway networks.
Are there Nadcap-accredited NDT companies in Ohio?
Yes. Ohio's aerospace and defense supply chain — particularly in the Cincinnati and Dayton corridors — supports multiple Nadcap-accredited NDT providers holding scope in RT, UT, MT, PT, and ET. The Performance Review Institute (PRI) database at pri-network.com lists currently accredited Ohio companies searchable by commodity and location. Verify current accreditation status directly in the PRI database rather than relying on supplier-provided certificates, as Nadcap accreditations are time-limited and must be renewed.
What qualifications should an Ohio NDT company have for power plant work?
For fossil plant work (boiler tube inspection, turbine NDT, high-energy piping), ASNT Level II/III certification in the applicable methods and familiarity with ASME Section I and B31.1 codes are baseline requirements. For nuclear plant in-service inspection under ASME Section XI, UT personnel must hold PDI (Performance Demonstration Initiative) Appendix VIII qualifications. The company must maintain an ASME NQA-1 quality program and be pre-qualified by the utility's vendor qualification program. Ohio's nuclear utilities (FirstEnergy, Energy Harbor) maintain their own vendor qualification databases that NDT companies must complete before being awarded ISI scope.

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