Welcome to Petrolab Company, a member of the Oil & Gas Division. Petrolab offers petroleum and chemical analytical testing instrumentation for laboratory and field ...

Now celebrating its 30th year, Marktech Optoelectronics is a manufacturer of sensors and InP epiwafers, with a full line of LED Emitters and photo detectors.

Digital Wireless Rotary Telemetry - Dependable Data Retrieval from Rotating Sensors Accumetrics Inc., was founded in 1992, and became a part of the PCB Group in 2013.