About Us

Paul O’Sullivan, Ph.D., Principal Manager and Chief Scientist
Andrea O'Sullivan, Administrative Manager
Jim McMillan, Facility Manager
Victoria Robillard, Geological Technician

Rowan, Lab Aide/Technician



Andrea, Paul, Charlie, Jim, and Victoria at AGU 2017.


Technical Personnel
Our GSS-trained technical personnel have a combined 20+ years of experience with mineral separation procedures and, combined, have processed thousands of samples. Our technical personnel follow defined Standard Operating Procedures (SOPs) when carrying out the various stages of sample processing. We are all dedicated to providing the highest quality mineral separations and pay close attention to detail through every step of the process.