Founded 1978
MISTRAS Group, Inc.
Princeton Junction, New Jersey, United States
A US-based provider of non-destructive testing, mechanical-integrity, and destructive materials-lab testing services, plus asset-monitoring software, serving oil and gas, aerospace/defense, and power-generation clients.
- Headquarters
- Princeton Junction, New Jersey, United States
- Founded
- 1978
- Website
- www.mistrasgroup.com
Notable facts
- Founded in 1978 in Princeton Junction, New Jersey by Dr. Sotirios J. Vahaviolos as Physical Acoustics Corporation, to commercialize acoustic-emission non-destructive testing technology.
- Publicly traded on the NYSE under ticker MG.
- Reported FY2024 revenue of $729.6 million, up 3.4% year over year, with oil and gas clients accounting for about 57% of that revenue.
- Founder and Chairman Emeritus Dr. Sotirios J. Vahaviolos passed away in February 2025; the company stated operations and leadership continued unchanged.
- Operates three main service divisions: Data Solutions, Field Services, and In-Lab Services, with API 510/570/653 inspector certifications among its credentials.
Testing categories
Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2 · source 3. Data as of 2026-07-14. See methodology.
Sourcing a lab in this category today? We connect procurement and quality buyers with qualified specialty testing, calibration, and NDT labs.
Request labs