Profile: Petrotech Inc. focuses on engineered products and services, which includes automation and controls, design engineering, field installation services, and technical services. Our rotating machinery control system includes aero derivatives & large industrial gas turbines and reciprocating engines driving centrifugal/axial/reciprocating compressors, generators and pumps. Advanced control functionality includes asynchronous generator speed control, asynchronous/dump auto switch on line, asynchronous/load share control and variable run up/run back ramp rates to match OEM specifications.