Rayco Machine & Engineering Group Inc. is a family-operated machining and engineering company based in Indianapolis, Indiana.
Ray Cox started the business with a lathe and a honing machine. The company grew around machining knowledge, customer service and the practical demands of making parts.
That foundation remains central to Rayco’s story: a Cox-family business with decades of manufacturing experience.
The company’s published capabilities span CNC machining, engineering and reverse engineering. Its industry experience reaches from motorsports and automotive work to medical, composite manufacturing and aviation applications.
Every inquiry starts with a component, a requirement or a problem to discuss.
Cutting Tool Engineering profiled Rayco’s work on robotic greens-mower components in October 2011. The story also recounts reverse-engineering a broken component for a chocolate-making machine.
This historical feature offers a glimpse into the range of manufacturing problems the shop has addressed.
Machining equipment is one part of the story. The other is understanding the drawing, the application and the details that make a component work.
Explore machining capabilities →Rayco Machine & Engineering Group, Inc. is listed as Active in the issuer's certificate register. Record checked October 30, 2026.
On the issuer's website, choose Check Certificate and enter RAY and AMER26892. Dates above reflect the record checked on October 30, 2026.