Mistras Group, Inc. MG

MG Company Overview

Mistras Group, Inc. is a U.S.-based asset protection and industrial inspection company that provides technology-enabled integrity, reliability, and maintenance solutions for critical infrastructure and industrial assets. The company operates primarily in the testing, inspection, and certification (TIC) industry, with a focus on non-destructive testing (NDT), mechanical integrity services, engineering assessments, and condition-based monitoring. Its services are used by customers in sectors including oil and gas, petrochemicals, power generation, aerospace, manufacturing, infrastructure, and transportation.

The company’s primary revenue drivers include inspection and maintenance services, advanced NDT solutions, online monitoring systems, and engineering consulting. Mistras Services, Products & Systems, and data-driven asset protection offerings collectively support recurring maintenance and compliance work for industrial operators. The company traces its origins to research conducted in acoustic emission technology and was founded in 1978 by Sotirios Vahaviolos. Over time, Mistras expanded through acquisitions and international growth, evolving from a specialized testing provider into a broader industrial technology and asset integrity platform.