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Several large Excel workbooks require precise data conversion into a clean, uniform format. The content spans multiple sheets and includes both text and numerical fields that must remain intact, with no loss of formulas, special characters, or leading zeros. All original Excel files will be shared via a secure link; the converted dataset should be returned in the target format I specify (most likely CSV or an import-ready database table). Because the work is purely data conversion, speed alone is not enough—I need absolute accuracy and a clear audit trail of any modifications made during the process. If you rely on automation, double-check the output manually before submitting; if you work manually, keep productivity tools handy to avoid transcription errors. Deliverables • A fully converted file in the agreed format • A brief change log noting any issues or ambiguities encountered • Confirmation that all row counts, column headers, and data types match the source sheets I will review a small sample first, then green-light the rest once the quality is confirmed. Let me know your estimated turnaround time and any questions about the source files or final format.
Proje No: 40079401
68 teklifler
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68 freelancer bu proje için ortalama $444 USD teklif veriyor

As a seasoned Full stack developer, data is at the very heart of everything I do. With over 7 years of professional experience including work with top companies like Metlife GOSC and DXC Technologies, I've honed my abilities in Data Analysis and Excel throughout my career. My expertise extends to intricate tasks like Web Scraping which requires both speed and an uncompromising commitment to accuracy—both qualities that your project demands. I am familiar with Python, VB6 (Visual Basic) and VBA (Visual Basic for Applications and am proficient in using formulas, macros and automation to streamline processes — something that will be integral to keeping your large project organized and error-free. Additionally, I have solid skills in data extraction, transformation and loading (ETL), which will come in handy when converting your Excel sheets into the uniform format you require.
$500 USD 7 gün içinde
8,6
8,6

Hi there, Based on your brief, we understand this Excel data conversion project requires precision handling of multi-sheet workbooks—preserving formulas, formatting (including leading zeros and special characters), and maintaining an exact match in structure across source and target formats. At 8veer Consultancy, we’ve managed similar bulk conversion pipelines with 100% field retention and documented QA procedures across finance, health, and logistics data environments. For your project, we’ll convert each file to the agreed format (CSV or import-ready DB table), manually verify all formulas, row counts, and headers, and provide a clean change log noting any flagged inconsistencies. Automated scripts will be cross-validated through manual review, ensuring no loss or corruption in output. Initial sample delivery can be turned around in 2 working days. Best Regards, 8veer Consultancy
$790 USD 8 gün içinde
6,5
6,5

⭐⭐⭐⭐⭐ Hello Valuable Client, Thank you for the detailed requirements. CnELIndia, led by Raman Ladhani, specializes in high-accuracy Excel data conversion and management for complex, multi-sheet workbooks. Our approach is structured and audit-driven. First, we securely review the shared Excel files to understand sheet structures, formulas, data types, and dependencies. Second, we design a controlled conversion process using Excel/VBA and validation scripts to preserve formulas, special characters, leading zeros, and numeric integrity while converting to your chosen format (CSV or database-ready tables). Third, every automated output is manually verified through row counts, column header matching, checksum comparisons, and spot audits across sheets. Any ambiguities or anomalies are documented in a clear change log. CnELIndia ensures process rigor, tooling, and quality control, while Raman Ladhani personally oversees validation, exception handling, and final approval to guarantee zero data loss and full traceability. We will deliver a sample dataset for your review before full execution. Estimated turnaround: sample within 24–48 hours, full project shortly after approval, depending on file volume. We look forward to ensuring a precise and reliable conversion.
$500 USD 7 gün içinde
5,9
5,9

I am an expert in data conversions and would be using automations along with manual to make sure that accurate tranformation is done without the loss of speed. I am ok with doing a sample first and would like to have a look at the input and expected output. Looking forward to discuss further
$500 USD 7 gün içinde
5,2
5,2

"""""""""""""""""""""EXCEL EXPERT | AUTOMATION | DASHBOARDS"""""""""""""""""""" Sir/Madam, I’ll provide a clean converted file plus a clear change log, can deliver a verified sample quickly, and will confirm turnaround once I review the files. Excel is my expertise, and I take pride in solving complex tasks efficiently and accurately. There is no challenge in Excel that I cannot handle, from simple formulas to advanced conditional logic and complete automation through VBA and Macros. I have extensive experience in leveraging Excel's full potential to deliver 100% precise results. My skills include but are not limited to: 1. Advanced formulas for automation and data processing 2. VBA and Macro automation for efficiency 3. Pivot tables for data analysis and reporting 4. Interactive dashboards for visual insights 5. Automated invoice and quotation systems 6. Custom Excel templates for various business needs About me I am a Chartered Accountant with extensive experience from Ernst & Young Ford Rhodes Global and PwC. I am an expert in Microsoft Excel, accounting, auditing, financial statements, and form creation through VBA in Excel and Google Sheets. I also specialize in QuickBooks and Sage. I ensure error-free solutions and am available 24/7, even after project completion. The price is negotiable, and I am ready to start immediately. Let’s connect! Regards, Spogmai Kakar"
$255 USD 1 gün içinde
5,2
5,2

Hi i am an experienced python/Matlab developer with PhD in applied mathematics and data analyst.I can help you Matlab/python coding, optimization, numerical analysis،simulation and stock data prediction of the stock data.
$300 USD 3 gün içinde
4,9
4,9

In a sea of Excel data managers and conversion experts, I stand out as the full-stack developer with the keen eye for detail and tireless precision you need. With my extensive experience in data entry, processing, and in-depth knowledge of Excel, I have honed the skills necessary for your project. My acute understanding of formulas, special characters, and data types ensures I don't leave any stone unturned during your data conversions. Moreover, accuracy doesn't imply slow-paced work - as a full-stack developer, automation is at the core of what I do. This guarantees higher productivity while leaving no room for transcription errors. Nonetheless, I understand the value of a meticulous human touch; double-checking each output manually is an inherent part of my working process, in alignment with your requirements. Lastly, I appreciate the value of transparency and documentation which you emphasized; rest assured that along with delivering a fully converted, clean dataset in your preferred format (most likely CSV or import-ready database), I'll provide a comprehensive change log that promptly flags any issues or ambiguities encountered - thus assuring you of both my commitment to your needs and the reliability of my work. Give me this opportunity and you'll see how my skills will best serve your project's demands.
$750 USD 7 gün içinde
4,5
4,5

As a highly skilled and experienced financial expert, data analysis and Excel professional, I'm well-positioned to handle your data conversion project with precision and efficiency. Handling over 50 clients with complex financial needs has sharpened my ability to convert varied datasets while ensuringe no loss of formulas, leading zeros or special characters occur alongside accurate audits. Furthermore, being Microsoft certified in Word and PowerPoint and holding professional accounting credentials, including CPA and CMA, demonstrates my deep understanding of data conversion processess as well as my commitment to accuracy. More so, I'm also adept at handling strategic and efficient manual handling processes, which makea me the right fit for your job. My turnaround time is blazing fast without compromising quality. Nevertheless, I ensure a meticulous quality inspection process where automation would not be enough for me – I always cross-reference entered outputs manually to avoid transcription errors. With me, you can trust that all row counts, column headers, and data types would match the source sheets,constituting of impeccable converted files in realtime. Let's discuss further your specific source files and final formats for absolute expeditor efficacy.
$250 USD 7 gün içinde
4,6
4,6

Hi! I am a full‑stack developer with 5 years of Python/JS experience delivering high‑integrity data conversions and automations (invoice processing, CRMs, web scraping). I’ll deliver a uniform, import‑ready dataset with zero loss of leading zeros, special characters, or data types, plus a clear audit trail. I use controlled automation with manual double‑checks, reconciliation of row/column counts, and schema validation to prevent rework and speed your downstream import. Deliverables: converted file in your target format, concise change log, and a reconciliation report confirming parity with source sheets. I can return a vetted sample within 24 hours and the full set promptly after scoping. Questions: approximate workbook count/rows, target format (CSV or DB), required encoding/date formats, and how you want formulas handled (preserve expressions vs evaluated values). Share the sample via your secure link and I’ll begin today. Prefer a quick 10‑minute call to confirm specs?
$750 USD 7 gün içinde
4,7
4,7

Hi dear manager, I deliver meticulous, audit-ready Excel data conversions with guaranteed accuracy. Using VBA, SQL, and Power Query, I validate formulas, preserve leading zeros, and test outputs thoroughly. You’ll receive clean, import-ready files, detailed change logs, and verified row and data-type consistency—quality first, every time. Best Regards, Justin
$750 USD 7 gün içinde
4,1
4,1

Hi there! I will convert your Excel workbooks into a clean, uniform format with zero loss of data integrity, preserving formulas, special characters, and leading zeros. A detailed change log and sample verification ensure full accuracy before final delivery. With 6+ years of experience in Excel, I deliver accurate, efficient, and well-structured data solutions—on time and within budget. I specialize in: Advanced Excel dashboards, formulas, and pivot tables Data cleaning, analysis, and visualization VBA/Macro automation to save time Google Sheets automation via Apps Script You’ll receive: Fully editable, documented files Clean, easy-to-use dashboards Fast communication and unlimited revisions View my profile and work: freelancer.com/u/muhammadj121 Looking forward to helping streamline your data processes! – Junaid
$750 USD 5 gün içinde
3,6
3,6

As an experienced pro in data analysis and manipulation, I have a deep understanding of Excel and its powerful functions. Over the years, I have gained a grand mastery of these functions and macros in automating tasks and ensuring precision. I fully appreciate your need for both speed and accuracy. Thus, my proficiency with macros will enable me to automate most of the conversion process while closely monitoring it manually, significantly reducing the possibility of errors in this tedious process. Additionally, my proficiency doesn't just stop at Excel. I'm well-versed in Power BI too, which will be advantageous for data visualization if needed post-conversion. Besides, as a UI/UX enthusiast, I understand the importance of presenting data in a way that is easily digestible and aesthetically pleasing for end-users. With my mastery of FIGMA, I can confidently ensure that your converted dataset is not only uniform but also user-friendly for you to work with. Lastly, let's talk about my commitment to quality control. Your project requires not just delivering data but also providing meticulous documentation from change logs to confirming row counts, column headers, and data types. As someone experienced in meeting strict financial industry standards for clean data tracking and reporting, I assure you that every aspect of your project will be meticulously handled with no compromise on accuracy or mindfulness towards every step taken denoted clearly on the audit trail.
$500 USD 1 gün içinde
2,9
2,9

Hi, This is exactly the kind of work I’m careful with. I’ve handled many Excel-to-CSV / database conversions where accuracy mattered more than speed—especially preserving formulas, leading zeros, special characters, and mixed data types across multiple sheets. My approach is structured and auditable: controlled conversion, row/column reconciliation, data-type validation, and a clear change log for anything ambiguous or adjusted. I do use automation where appropriate, but I always manually verify samples and edge cases before delivery. I’m comfortable delivering a small sample first, then scaling once quality is approved. I’ll ensure row counts, headers, and data types fully match the source. Happy to review the files and confirm turnaround time once I see the scope and final target format.
$260 USD 4 gün içinde
2,9
2,9

“Accurate data conversion isn’t about speed — it’s about preserving trust in the numbers.” Hello! I’m an Excel and data-management specialist with strong experience converting large, multi-sheet workbooks into clean, uniform, import-ready formats while preserving formulas, special characters, leading zeros, and data types. For your project, I will: ✔ Carefully convert all sheets into the target format (CSV or database-ready table) you specify ✔ Preserve all critical elements including formulas, text integrity, numeric precision, and headers ✔ Validate row counts, column structures, and data types against the source files ✔ Provide a clear change log noting any issues, ambiguities, or adjustments made ✔ Manually review outputs even when automation is used, ensuring 100% accuracy I’m comfortable working with secure file links and understand the importance of auditability and traceability in data conversion work. I also welcome the sample-first review process and will adjust immediately based on your feedback before proceeding with the full dataset. You can expect a clean delivery, transparent documentation, and dependable turnaround. Best regards, Arsalan Malik.
$250 USD 2 gün içinde
2,4
2,4

You need these Excel files converted without a single broken formula, missing character, or altered value. When datasets span multiple sheets, even small conversion errors can quietly corrupt everything downstream. I handle data conversion with accuracy first, speed second. Each workbook is checked for formulas, text fields, leading zeros, and special characters so nothing is lost in translation. Whether the output is CSV or an import-ready table, row counts, headers, and data types will match the source exactly. Any transformations are tracked clearly, and anything ambiguous is flagged instead of guessed. That way you have a clean audit trail and full confidence before moving forward. I’m comfortable starting with a sample, tightening the process if needed, then rolling through the full batch once quality is confirmed. If you want this converted cleanly and verified before it’s signed off, I’m ready to review the files and confirm turnaround time.
$389 USD 7 gün içinde
0,6
0,6

Hello, I can accurately convert large Excel workbooks into a clean, uniform target format (CSV or import-ready tables) while preserving formulas, special characters, leading zeros, and data types. I work carefully across multiple sheets to ensure no data loss and maintain full consistency with the source files. I provide a clear audit trail, including row and column count validation and a brief change log noting any issues encountered. I’m happy to complete a small sample first and can deliver reliable results within the agreed timeline. Best regards, Ajit kumar
$250 USD 1 gün içinde
0,0
0,0

As a digital marketer and automation specialist, I know the absolute value of precise data conversion—lossless transfer that retains all formulas, special characters, and even those pesky leading zeros. Over my 5 years of experience, I have had to carry out similar tasks to what you need for this project. Hence, I can comfortably assure you of both speed and accuracy. To ensure complete auditability of the entire process, I meticulously double-check all outputs regardless of the level of automation. This attention to detail stems from my fascination with maintaining airtight datasets throughout my career. Furthermore, my dexterity in using productivity tools minimizes the risk of transcriptions errors, ensuring nothing interferes with your data's integrity. Beyond data entry, I bring an unrivaled understanding of database management. This means that not only will I deliver a fully converted file in the agreed format (like CSV or an import-ready database table), but I'll also provide succinct change logs noting any issues encountered and confirmation that row counts, headers, and data types match the source sheets. With me onboard your project, you won't just be getting someone who can crunch numbers but a professional who will keenly handle your precious dataset ensuring nothing is lost or compromised along the way.
$500 USD 7 gün içinde
0,0
0,0

I am writing to express my interest in working on your project. I carefully understand your requirements, and I am confident that I can deliver accurate, professional, and well-finished work within 4–5 days. What I offer: High-quality, detailed and clean work Fast delivery without compromising quality Clear communication and timely updates Revisions until you are fully satisfied I am ready to start immediately and would love the opportunity to collaborate with you. Thank you for considering my proposal. Looking forward to your positive response.
$300 USD 7 gün içinde
0,0
0,0

I will do this type of work with perfection so i request to you kindly provide me this type of work because I have extensive experience in data entry, including complex Excel conversions. Over the years, I have developed a thorough and precise approach to such tasks, ensuring that all information is converted accurately while maintaining important details like formulas, special characters, and leading zeros. Moreover, I understand the importance of clarity and transparency in data conversion projects. Thanks to my meticulous nature, I can promise you an accurate audit trail of any modifications made during the process. This will give you full control over the project with precise insight into every step of the conversion. Lastly, my commitment to quality extends to my working style. Even though I utilize automation tools to enhance productivity in my work, I always double-check outputs manually to avoid any potential transcription errors that might occur. This guarantees a high level of accuracy in all the data conversions I undertake. So let's make your project more systematic with my proficiency in data entry!
$500 USD 7 gün içinde
0,0
0,0

Hi, Iam a Data entry operator give me an opportunity to work with you. It will make pleasure both of us
$500 USD 7 gün içinde
0,0
0,0

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