Sales Deck Development

I'm looking for a professional presentation designer to review an existing PPT and beautify it to make it more slick and progressional. Keep the content (no change to text) but improve the looks. The deck will be used to showcase our services.

Key Requirements:
- Engaging visuals and layouts.
- Consistent minimalistic style
- Color palette of more sombre color
- Conservative technology feel
- Japanese aesthetic

Ideal Skills:
- Graphic design proficiency
- Experience with presentation software (PowerPoint)
- Previous experience with sales presentations.
- Previous corporate design department experience.
- Previous PR consulting experience.
- Arts school or arts background.