Professional PowerPoint and Excel Enhancement

I need a skilled freelancer to create an engaging PowerPoint presentation for online demos and to enhance a complex Excel spreadsheet.

PowerPoint Requirements:
- Educate potential clients
- Comprehensive product overview

Excel Spreadsheet Enhancements:
- Make it look professional
- Add bar charts
- Include interactive elements

Ideal Skills:
- PowerPoint expertise
- Advanced Excel skills
- Data visualization experience

Looking forward to your bids!