| Symbol | Name | Country | Exchange |
|---|---|---|---|
| MG | Mistras Group Inc | US | NYSE |
| ENCC | Encompass Compliance Corp | US | OTC |
| ENGT | Energy & Technology Corp | US | OTC |
| LBWR | Labwire Inc | US | OTC |
| ARC | ARCpoint Inc | CA | TSXV |
| QLT | Qualitech Public Company Limited | TH | BK |
| TNDT | Thai Nondestructive Testing Public Company Limited | TH | BK |
| APPS | Applus Servicios Tecnologicos | ES | MC |
| 300012 | Centre Testing Intl Shenzhen | CN | SHE |
| 300416 | Suzhou Sushi Testing Instrument Co Ltd | CN | SHE |
| 300797 | Ncs Testing Technology Co Ltd | CN | SHE |