John Trefzger is a Senior Prepress Color Development Engineer at Schawk, where they focus on global color development for the Procter & Gamble Oral Care account. Prior to this role, John worked as an Electronic Assembly Operator at Southern Graphic Systems, handling production art and digital color separations for major clients including Kraft Foods and Pepsi from 1996 to 2011. John studied Graphic Communications at Cincinnati State Technical and Community College from 1995 to 1997 and is known for their process and efficiency-driven mindset.
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