Mistras could be all that stands between you and a massive oil refinery explosion, nuclear facility meltdown, or big bridge collapse. The engineering services company conducts non-destructive testing on critical equipment and processes used by petroleum, aerospace, infrastructure, power generation, and chemical manufacturing companies worldwide. It checks plant infrastructure for defects and problems without interrupting production; inspections take place during facility design, build, maintenance, and operation phases. Mistras works from about 75 offices in 15 nations to serve clients that include Alcan, Honeywell, Bechtel, BP, Dow Chemical, Airbus, and federal and state governments.