Excel Data Entry Specialist

I need a skilled freelancer to assist with data entry tasks. The data is a mix of text and numbers, and will be sourced from spreadsheets or Excel files. The final output should be formatted as an Excel file.

Requirements:
- Proficiency in Excel
- Attention to detail
- Experience handling mixed data types

Ideal Skills and Experience:
- Prior data entry experience
- Ability to work efficiently and accurately
- Familiarity with data organization and formatting in Excel

Please provide samples of previous work and an estimated timeline for completion.