Charles was in the PCB industry over 50 years as a designer, owner of a service bureau, and worked in marketing and/or engineering management at Racal-Redac, ASI, Cadence, PADS, and VeriBest (which was acquired by Mentor Graphics in 1999) and Altium.

Prior to Altium, he was an Engineering Director at Mentor Graphics, focused on advanced product development. Charles was the original product architect for Expedition PCB, and an inventor of Team PCB, XtremePCB, XtremeAR and the Sketch Router. He also wrote a design book titled, "BGA Breakouts and Routing".

Inducted into the PCB Design Hall of Fame in May of 2013, by the UP Media Group for his contributions to PCB design software, Charles is widely regarded as an industry guru. Now officially retired, Charles spends his time creating beautiful photography.