2227 verified suppliers listed

Best Oil & Gas NDT Inspection Companies

The oil and gas industry is the largest end market for non-destructive testing services in the United States, driven by mandatory in-service inspection requirements, risk-based inspection programs, and the safety consequences of inspection failures in facilities processing hazardous hydrocarbons. NDT companies serving oil and gas must hold API certifications (510, 570, 653, 1104), comply with OSHA PSM requirements for covered processes, and deploy technicians experienced in the specific corrosion mechanisms, damage modes, and access conditions of upstream, midstream, and downstream facilities. From offshore platform inspection to refinery turnarounds to pipeline integrity management programs, oil and gas NDT encompasses the full breadth of inspection technology and regulatory complexity.

Why these suppliers?

  • API certification (510, 570, 653, 1104) is the industry-recognized credential for oil and gas inspection — not just general ASNT certification. Verify that the company's inspectors hold current API certifications for the specific equipment types you need inspected.
  • Oil and gas NDT companies with established operator relationships have qualified and approved inspector rosters, safety management programs (contractor safety management/ISNetworld/Avetta), and documented experience with your type of facility.
  • Advanced UT methods (PAUT corrosion mapping, TOFD, AUT for pipelines) allow oil and gas NDT companies to deliver faster throughput with better fitness-for-service data than conventional inspection methods — critical for managing compressed turnaround windows.

107 verified suppliers found

Auburn, Washington5.0(2)

Industry-trusted eddy current testing equipment for NDT inspection, helping manufacturers detect defects and maintain quality control.

+1 253-929-8800Website
Temecula, California5.0(1)

Davis Laboratories, Inc. provides nondestructive testing, including concrete x-ray, radar, coring, and radiography across California, Nevada, Utah, and Arizona.

+1 714-330-0154Website
North Chesterfield, Virginia5.0(1)

Dominion NDT Services is proud to be associated with ISNetworld Dominion NDT Services, Inc. Founded in 2006, Dominion NDT Services, Inc. is a registered SWaM and SAM business.  We are an independently owned Non-Destructive Testing company originating out of Richmond, VA. Our diverse team has over

+1 804-233-0256Website
Hesperia, Michigan5.0(1)

In today’s fast-paced manufacturing world, quality control is paramount. At Draper NDT, we’re dedicated to ensuring the integrity and safety of your products. As a leading nondestructive testing (NDT) provider, we utilize advanced techniques to inspect and assess materials without causing damage.

+1 231-301-0761Website
Broussard, Louisiana5.0(5)

Eagle Inspection - NDT Services for the Oil & Gas, Civil, and Mining Sectors. Gulf of America Offshore NDT Services.

+1 337-837-4230Website
Allendale, Michigan4.6(9)

At Elite Pipeline, we focus on three main areas of expertise: CIPP cured in place pipe, pipeline rehabilitation and CCTV drain Inspections.

+1 616-726-8286Website
Rolling Meadows, Illinois

Specialized Non Destructive Testing of heat exchangers, boilers, piping, storage tanks and pressure vessels.

+1 331-703-4418Website
Downers Grove, Illinois

Non-destructive Testing (NDT) has several disciplines. Fujifilm provides solutions for Digital Radiography, Conventional X-Ray, and Training Services. Contact us.

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Tryon, Oklahoma

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,...

+1 918-374-2223Website
Baton Rouge, Louisiana

Our Industries Served Include: Petrochemical & Refinery Fossil Power Nuclear Power Oil & Gas Aerospace Industrial Pulp Paper Infrastructure Above Ground Storage Tanks Fabrication Fix any potential risks before they occur With GIT Services, you can fix the problem areas on your construction site before they cause problems for your project or your team. The best methods and technology for your project With GIT, not only can you locate a defect, but you can also measure its size, shape, a

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Houston, Texas5.0(8)

Global NDE Guru provides online NDT training, certification, education, inspection and NDT Level III consulting services across the field of non-destructive testing.

+1 877-237-2858Website
Odessa, Texas5.0(1)

Guardian NDT. Protecting the Future, Testing Today. Ensuring safety, quality, and reliability with advanced inspection solutions. Client Portal Core Values Culture Safety integrity Who We Are Welcome to Guardian NDT. At Guardian NDT , Our mission is to deliver top-tier Services through professionalism, safety, and integrity. We invest in training and leverage our extensive experience […]

+1 432-777-9729Website
Farmington Hills, Michigan5.0(2)

Elevate quality control with ibg's Eddy Current Testing technology. Contact us to explore NDT solutions tailored to your needs. Explore now ▸

+1 248-478-9490Website
Bixby, Oklahoma5.0(5)

I2C is an inspection and metallurgical engineering firm that provides inspection support, mechanical integrity analysis, and failure analysis to a variety of industries.

+1 918-805-0074Website
Casper, Wyoming4.0

IMCI, a Cogent company, is one of 12 best-in-class partner companies providing pumping and process equipment solutions and service to the Oil & Gas, Petrochemical, Water and Wastewater treatment industries.

+1 307-237-0919Website
El Paso, Texas5.0(1)

NDT Servicing El Paso, TX, Oil and Gas, Refineries, Power Generation, and Process Facility welding inspection needs. Call 915-221-1900

+1 915-221-1900Website

Frequently Asked Questions

What safety qualifications should an oil and gas NDT company have?
Beyond technical certifications, oil and gas NDT companies should hold current ISNetworld, Avetta (formerly Browz), or similar contractor safety management system pre-qualification. Individual technicians typically need OSHA 10 or OSHA 30 training, site-specific safety orientations, and H2S awareness training for upstream and midstream work. Many operators require TWIC cards for port or terminal access, and offshore platforms require BOSIET/HUET survival training. Process safety management (PSM) facility experience is also valuable for refinery and chemical plant work.
What is risk-based inspection (RBI) and how does NDT support it?
Risk-based inspection (RBI) is a systematic approach to prioritizing inspection resources based on the probability and consequence of failure — defined in API RP 580/581. RBI shifts inspection focus from fixed-interval programs to risk-driven schedules where high-consequence, high-likelihood equipment receives more frequent or thorough inspection. NDT companies support RBI programs by providing the quantitative inspection data (wall thickness, flaw dimensions, corrosion rates) that feeds into the RBI risk model. Companies experienced with RBI can help operators update damage factor estimates, fitness-for-service assessments, and inspection interval recommendations based on inspection findings.
How do I find an NDT company for upstream oil field inspection?
Upstream NDT — wellhead inspection, Christmas tree examination, production equipment assessment, produced water line monitoring — is distinct from downstream refinery inspection. Upstream companies should have experience with wellsite environments, H2S exposure risks, and the specific equipment configurations of oil field production. NACE corrosion certification is valuable for inspectors assessing corrosion damage in produced fluid systems. Look for companies with established oilfield service experience in your basin — Permian, Eagle Ford, Bakken, Marcellus — as regulatory environments and operator expectations vary by region.

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