4K to 8K Video Upscaling

I need a high-quality video upscaling from 4K to 8K for commercial use, specifically for presentation and event display. We are taking a premade commercial and need it upscaled to 8k in order to be displayed at an immersive billboard/room experience.The most critical aspect of this project is maintaining superior visual quality.

Requirements:
- Upscale 4K videos to 8K
- Ensure optimal visual quality
- Suitable for commercial presentations/events

Ideal Skills and Experience:
- Expertise in video processing and upscaling
- Strong understanding of resolution and quality management
- Experience with commercial video requirements

Please provide samples of previous work and an estimated timeline.