
Najib Ulah
Excel And Google Sheet Data Cleaning Specialist
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Excel Data Cleaning Specialist
Freelancer.com • Self-employed
Feb 2026 - Present • 5 mos
I specialize in professional Excel data cleaning services for business clients worldwide. My work covers the full range of data cleaning projects: Excel Data Cleaning — removing duplicates, fixing formatting errors, standardizing data, and organizing messy spreadsheets with thousands of rows into clean, structured files. CRM Data Cleaning — cleaning exported CRM contact lists from HubSpot, Salesforce, GoHighLevel, and other platforms to remove outdated and duplicate records. E-commerce Data Cleaning — cleaning product listings, inventory data, and customer databases for Amazon, Shopify, and eBay sellers. Real Estate Data Cleaning — organizing property lists, agent databases, and client contact data for real estate professionals and agents. Lead List Cleanup — deduplicating and standardizing lead databases for sales and marketing teams. I have worked with business owners, sales teams, real estate agents, and e-commerce sellers to deliver clean, accurate, and business-ready data. Every project is focused on: ✔ 100% accuracy — zero errors ✔ Fast turnaround — on-time delivery ✔ Clean structure — ready to use immediately I continuously improve my Excel data cleaning skills through real client work and hands-on practice.