Create Realistic 3D Architectural Models

I need a highly realistic 3D model of an architectural plan, focusing on the exterior.

Key requirements:
- 3D model should be architectural in nature
- Should accurately represent the exterior of the building
- Should be highly realistic in detail

Ideal skills and experience:
- Strong background in architectural modeling
- Expertise in creating high-detail, realistic 3D renders
- Proficiency in relevant 3D modeling software (e.g., AutoCAD, SketchUp, Blender, 3ds Max)

Please include a portfolio showcasing similar work.