About:National Inspection Services is a full service Nondestructive Testing (NDT) company. Currently, NIS has nine staffed locations with a presence in Louisiana, Texas, Colorado, West Virginia, and Ohio.Services include: • Conventional Industrial Gamma Radiography (RT) • Internal X-Ray Crawler • Digital (DRT) and Computerized (CRT) Radiography • NDT Level III Film Auditors • Conventional Ultrasonic (UT) • Phased Array Ultrasonic (PAUT) • Eddy Current Testing • Ultrasonic Iris Inspection • Magnetic Particle (MT) • Liquid Penetrant (PT) • Brinell Hardness (BH) • Positive Material Identification (PMI) • Open Vision (OV) • Creaform 3D Laser Scanning • Borescope Inspection • Visual Inspection (VT) • Preparation, Qualification, and Certification of welding proceduresOur field personnel are supported by a full time Safety Director, three ASNT Level III Technicians, eight CWI Inspectors, six Branch & Operation Managers, and eight Account Managers. Our certification process follows NIS's ‘written practice' governed by ASNT SNT-TC-1A guidelines. Additionally, our personnel are assessed and tested to NIS's and all third party OQ (Operator Qualification) programs. We maintain two full-time Master Trainers certified by NCCER as well as 3 Evaluators certified by Veriforce.