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English
$
USD
I will do advanced data cleaning and transformation via power query
Excel Based Data Visualization and Data Storytelling
📊 **Turning Complex Data into Clear Business Decisions**
With **4+ years of experience** working with data, I help businesses organize, clean, analyze, and visualize information using **Microsoft Ex...
About this Gig
Struggling with messy, unreliable data full of duplicates that refuses to sort or filter properly?
Let me handle it. Ill perform advanced data cleaning and transformation with Power Query including deduplication, merging, appending, and full automation so you receive perfectly clean, filterable, and analysis-ready data.
Leveraging deep Power Query expertise, I handle complex data challenges with precision from removing duplicates and standardizing formats to advanced transformations and automated workflows. Instead of wasting hours cleaning data manually, you can focus on actually using it getting reliable, professional-grade data thats immediately usable for reporting, visualization, and strategic decision-making.
Technology:
Excel
•
VBA
•
Other
My Portfolio
FAQ
What data cleaning services do you provide?
I clean, organize, and prepare data using Excel, Power Query, and Power BI. Services include data correction, duplicate removal, formatting, missing value handling, and preparing datasets for analysis.
What file formats do you work with?
I work with Excel (.xlsx), CSV, TXT, and other common tabular data formats. Contact me if you have a different file type.
Can you remove duplicate records?
Yes. I identify and remove duplicate records while preserving the integrity and accuracy of your data.
Can you fix formatting and inconsistent data?
Absolutely. I standardize dates, numbers, text, capitalization, spacing, and other formatting issues to make your data clean and consistent.
Is my data secure and confidential?
Yes. Your files remain completely confidential and are never shared with anyone.
What if my dataset is larger than your package?
No problem. Simply contact me before ordering, and I'll create a custom offer based on your requirements.
Will you manually check my data?
Yes. I carefully review the data to ensure accurate cleaning instead of relying only on automated tools whenever manual verification is needed.
How do you handle missing values?
I handle missing values based on business rules. For example, I fill missing unit prices from trusted product data, calculate missing quantities using amount ÷ unit price when valid, and review records like missing customer IDs before deciding to keep or remove them. You can also instruct what to do
Can you handle Large Files?
Yes. I can handle large files with 1 million+ rows and 30+ columns. Let me know if you have any questions about your file, I am always here to assist you.
Why should I choose your service?
I focus on accuracy, attention to detail, clear communication, and timely delivery to provide clean, reliable, and professional-quality data.
