Best NDT Companies in Oklahoma
Oklahoma has been a center of the U.S. oil and gas industry for over a century, and its NDT market reflects that heritage. NDT companies in Oklahoma serve the SCOOP, STACK, and Anadarko basin upstream operations, the state's major refineries, and the extensive pipeline network connecting midcontinent production to Gulf Coast and Midwest markets. Oklahoma's proximity to the Texas petrochemical corridor means many NDT companies serve both markets. Tulsa — often called the "Oil Capital of the World" — is the hub of Oklahoma's NDT sector, with a high concentration of API-certified inspection companies, pipeline integrity service providers, and in-service inspection specialists. Companies here typically bring deep practical experience in wellsite environments, refinery turnarounds, and pipeline construction inspection.
Why these suppliers?
- ✓Oklahoma NDT companies serving the oil and gas sector have decades of API inspection experience across wellsite, midstream, and refinery environments — practical knowledge that goes beyond certifications alone.
- ✓Tulsa's concentration of pipeline integrity companies means Oklahoma-based providers have established qualified procedures for major pipeline operators' vendor qualification programs — reducing your qualification timeline.
- ✓Oklahoma's refinery NDT companies are practiced in API 510/570/653 inspection, turnaround coordination, and OSHA PSM compliance — the operational requirements of safe in-service inspection in process facilities.
47 verified suppliers found
Advanced NDT & Consulting is a full service NDT company providing inspections locally to one of our offices or nationwide at your location.
Arklahoma Weld Testing & Inspection LLC has over 30 years combined experience in the welding and fabrication industry.
Associated Technical Support Services, LLC. INDUSTRIAL SERVICES ABOUT COMPANY Serving the Energy Sector for Over 25 years Associated Technical Support Services LLC, takes a common sense approach to its operating philosophy; provide the customer with
Welding | Inspection | Consulting | Education We hope your year is starting off great!We look forward to another year with many great customers. Whether it is Inspections, Welding, or Training, we can exceed your needs.Check us out and see what we can offer your company. Qualifications We have years of experience in light, medium,...
I2C is an inspection and metallurgical engineering firm that provides inspection support, mechanical integrity analysis, and failure analysis to a variety of industries.





