I will clean merge format and organize excel and CSV data

Bosnia and Herzegovina

I speak Bosnian, Croatian, Serbian, German, English

Clean Data Smart Automation Reliable Results

I specialize in Excel data processing data cleaning and workflow automation With more than 10 years of practical Excel experience I help businesses organize merge clean and validate large CSV and Exce...
About this Gig

Do you have messy, inconsistent, or difficult-to-use Excel and CSV files? I will transform your data into clean, structured, and reliable files that are ready for business use, reporting, CRM import, or further analysis.

My services include:

Cleaning and standardizing Excel and CSV data

Removing duplicates based on agreed rules

Merging multiple compatible files or worksheets

Splitting and reorganizing columns

Standardizing dates, numbers, names, and text values

Identifying missing, invalid, or inconsistent information

Validating required fields and preserving protected columns

Creating a clear exception list for records requiring review

I follow a controlled process. First, I review the file structure and confirm the required rules and output format. I then process the data, perform quality checks, and deliver the cleaned XLSX or CSV files together with a summary of the work completed.

For large datasets, multiple sources, complex matching rules, automation, or custom Python-assisted processing, please contact me before ordering so I can confirm the correct package, price, and delivery time.

Your data will be handled carefully and confidentially.

Technology:

Excel

Google Sheets

Python

VBA

Other

Expertise:

Data extraction

Data manipulation

Data validation

ETL

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