MISTRAS Group Mourns the Passing of Founder & Chairman Emeritus Dr. Sotirios J. Vahaviolos
PRINCETON JUNCTION, N.J., Feb. 06, 2025 (GLOBE NEWSWIRE) -- The Board of Directors of MISTRAS Group, Inc. (NYSE: MG) is deeply saddened to announce the passing of Dr. Sotirios J. Vahaviolos, the company’s Founder, Chairman Emeritus, and Board Director, on Thursday, February 6, 2025. A visionary leader and pioneer in the field of non-destructive testing (NDT) and acoustic emission (AE), Dr. Vahaviolos founded MISTRAS (originally Physical Acoustics Corporation) in 1978 and dedicated over four deca