I will clean and transform excel or CSV data into an analysis ready dataset
About this Gig
Is your Excel or CSV file full of duplicates, missing values, inconsistent formatting, messy text, or unreliable entries?
I'll transform your raw dataset into a clean, structured, and analysis-ready file.
What I can clean
- Duplicate records
- Missing and incomplete values
- Inconsistent names, categories, and text
- Date and number formats
- Extra spaces and unwanted characters
- Inconsistent capitalization
- Duplicate or inconsistent categories
- Column structure and formatting
- Invalid or suspicious entries for review
What you will receive
- Clean and organized Excel or CSV file
- Standardized and consistent data
- Data-quality checks
- Clear summary of the cleaning performed
- Analysis-ready structure in higher packages
My process
- Inspect the dataset and identify quality issues.
- Clean and standardize the data.
- Validate the results.
- Review the cleaned dataset.
- Deliver the final file with a summary of the changes made.
I don't just make your spreadsheet look cleaner I turn messy data into a reliable dataset that is easier to analyze and use.
Have a dataset with specific rules or requirements? Send me the details and I'll work according to them.
FAQ
What file types can you work with?
Excel files (.xlsx, .xls) and CSV files. Google Sheets data can also be provided as an exported Excel or CSV file.
What types of data can you clean?
I can work with sales records, customer lists, product data, inventory, financial transactions, survey responses, contact lists, and other structured datasets.
Will you delete missing values?
Not automatically. I'll assess missing data and follow your instructions. Values that cannot be safely determined will be flagged rather than guessed.
Can you handle large datasets?
Yes, depending on the dataset structure and complexity. For files exceeding the package limits, please contact me for a custom offer.
Do you provide a report of the changes?
Yes. Standard and Premium packages include a data-quality summary showing the main issues identified and the cleaning performed.
Can you make my data ready for analysis?
Yes. The Premium package specifically focuses on transforming messy data into a structured, analysis-ready dataset.

