Excel/Google Sheets Data Cleanup

I have an existing Excel and Google Sheets file that needs a thorough clean-up. The task is focused squarely on fixing missing, incorrect, and inconsistent information so every record is reliable for reporting and analysis... (Budget: $250 - $750 USD, Jobs: Data Analysis, Data Cleansing, Data Entry, Data Management, Data Processing, Data Scraping, Data Visualization, Excel, Google Sheets, Visual Basic)