CNC-Ready Foam Fireplace Surround Optimization

I'm seeking an expert to simplify or optimize a detailed STL file for a large-scale foam fireplace surround, ensuring CNC compatibility.

Requirements include:
- Optimize STL for CNC routing
- Maintain size over 60 cm in any direction
- Adjust dimensions, as needed
- Experience with 3D modeling software
- Familiarity with CNC foam-cutting processes

Ideal Skills & Experience:
- Proficiency in 3D modeling software (e.g., Blender, SolidWorks)
- CNC machining experience
- Design simplification expertise

Please provide portfolio and relevant experience.