Daniel  Ondzagha

Daniel Ondzagha

Libreville, Gabon

Daniel Ondzagha

Excel & Logistics Specialist | Automation
Category : Systems automation
🚀 Inventory errors, mistracked orders, and manual processes slow down your performance and generate invisible but costly losses.

In a logistics or operational environment, each input or tracking error can have a direct impact on your profitability.

I am a logistics consultant and Excel expert specializing in the creation of automated management systems.

I support companies, SMEs and operational structures in the structuring and optimization of their data in order to allow them to gain in efficiency, accuracy and time.

🧩 What I can set up for you

📦 Inventory management
Automated entry/exit tracking
Dynamic dashboards
Breakout alerts
Centralization of product data
👉 The result: a clear, real-time view of your stock

🧾 Purchase Order Automation
Automatic document generation
Calculation of quantities and amounts
Professional formatting ready to send
Customization (logo, company, etc.)
👉 Result: Reduced errors and saved operational time

🔧 Maintenance follow-up
Asset Management
History of interventions
Automatic maintenance scheduling
Alert system
👉 The result: better equipment availability and reduced breakdowns

🎯 What you get in practice

✔️ Professional and automated Excel files
✔️ Significant reduction in manual tasks
✔️ Fewer human errors
✔️ Better decision-making with data
✔️ Immediate operational time savings

My goal is simple: to transform your Excel files into real powerful management tools that work for you.

If you are looking to structure, automate and make your operations more reliable, I am available to discuss your project.

Working hours

  • Monday:08h00 To 18h00
  • Tuesday:08h00 To 18h00
  • Wednesday:08h00 To 18h00
  • Thursday:08h00 To 18h00
  • Friday:08h00 To 18h00
  • Saturday:Not available
  • Sunday:Not available
I design custom Excel spreadsheets for data tracking and workflow optimization for businesses and freelancers.

My services include:

Designing and structuring Excel spreadsheets tailored to business needs

Setting up clear, automated tracking spreadsheets (activity tracking, inventory, customer data, etc.)
Organizing and formatting data to improve readability and usability

Optimizing workflows to reduce manual tasks
Ensuring data reliability to minimize errors and inconsistencies

These services help clients save time, improve their organization, and significantly reduce errors in their daily data management
I develop complex Excel formulas and functions (VLOOKUP, HLOOKUP, INDEX, MATCH, SUMIFS, etc.) to automate calculations and improve workflow efficiency, primarily for businesses and freelancers.

My services include:

Designing advanced Excel formulas to automate calculations and reduce data processing time

Using functions such as VLOOKUP, HLOOKUP, INDEX, MATCH, and SUMIFS to meet specific needs

Optimizing Excel files to improve workflow efficiency and data reliability

Preparing and structuring data to ensure accuracy and consistency

Organizing and formatting results to facilitate reading and analysis

These services enable clients to reduce errors and optimize their work processes through high-performance, reliable Excel files.
I manage and organize large databases in Excel, ensuring their accuracy and efficiency.

My responsibilities include:

Entering and updating data in Excel

Sorting, filtering, and structuring information for better readability

Formatting Excel files to create clear and actionable tables

Organizing data to ensure its consistency and reliability

Preparing files ready for analysis and reporting

These tasks help clients save time, reduce errors, and have clear, structured data to facilitate decision-making and operational monitoring.
Main Responsibilities

Entering and updating data in Excel files

Creating and populating tracking tables
Verifying and correcting entered data

Removing duplicates and repeated rows
Organizing and formatting information for better readability

Preparing clean, usable Excel files for analysis and reporting

This experience has allowed me to develop a high level of precision, an eye for detail, and strong proficiency in organizing data in Excel.
Entering and updating databases in Excel and Google Sheets, cleaning data, removing duplicates, using Excel formulas (VLOOKUP, INDEX, MATCH, SUMIFS) to ensure the reliability of information.
  • 🇬🇧 English
  • 🇫🇷 French
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