Minimalist Client Presentation Redesign

I need a PowerPoint presentation re-designed for client presentations. The style should be minimalist and modern. I will provide the current presentation and all content should be re-used but with the new design... (Budget: £20 - £250 GBP, Jobs: Adobe Illustrator, Adobe InDesign, Adobe Photoshop, Brochure Design, Creative Design, Digital Design, Graphic Design, Powerpoint, Visual Design, Web Design)