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I will clean, format and validate your excel or CSV data
Excel CSV Data Cleaning Specialist
Hi, I’m Tommaso. I help businesses turn messy Excel and CSV files into clean, structured, and import-ready data.
I can remove exact duplicates, standardize dates, prices, names and categories, ident...
About this Gig
Do you have a messy Excel or CSV file that needs to be cleaned, organized and checked?
I will transform your data into a clean, consistent and import-ready file while preserving the original information.
My service can include:
Removal of exact duplicate records
Standardization of dates, prices, names and categories
Correction of inconsistent formatting
Detection of missing or invalid values
Organization of columns and worksheets
Excel and CSV format conversion
Product catalog cleanup
Identification of anomalies requiring review
Final quality-control summary
You will receive the cleaned file together with a clear report showing the operations performed and any records that require your attention.
I do not invent missing information or make uncertain changes silently. Ambiguous values will be flagged for review.
Please message me before ordering if your file contains more than 10,000 rows, complex formulas, macros, scanned documents or multiple data sources.
FAQ
What file formats do you accept?
I accept Excel files (.xlsx and .xls), CSV files and Google Sheets exports. Please contact me first for PDF files, databases or other formats.
Will you modify my original file?
No. I preserve the original file and deliver a separate cleaned version.
What information can you clean?
I can clean product catalogs, customer lists, inventory exports, contact databases, price lists and other structured business data.
Do you manually verify the result?
Yes. Every delivery includes quality-control checks for row counts, duplicates, missing values, formats and detected anomalies.
Do you manually verify the result?
Yes. Every delivery includes quality-control checks for row counts, duplicates, missing values, formats and detected anomalies.
Can you complete more than 10,000 rows?
Yes, but please contact me before ordering so I can review the file and prepare a custom offer.
What counts as a revision?
Please upload the original Excel or CSV file you want me to clean.
