My name is Jacek, and Iโm here to help you solve your Excel spreadsheet and data challenges. Whether youโre looking to develop or refresh your spreadsheet skills or someone to help you analyse and process your business data, I can help.
With my Excel and data analytics support, your business can benefit from Financial Modelling, Data Analytics and One-to-One Training. I can help you gain valuable insights into different aspects of your business, identify ways to improve your businessโs performance and workflow, create accurate cash flow forecasts and much more. By bringing data to life through captivating reports, analysis, and insights, I can help your business thrive.
Why Choose ChallengeJP?
- Over 10 Years of Experience โ With over 10 years of experience in Financial Modelling and Data Analysis, I have helped businesses in many industries make sense of their data.
- Take Control of Your Data โ Whether you use my services or Excel training courses, youโll be in control of the process and the result โ you can decide what you want to learn and which aspects of your project youโd like me to take care of for you.
- Personalised One-to-One Solutions โ I offer personalised solutions to help you master spreadsheets and maximise data value. My courses are held on a one-to-one basis, so I can customise them to your skills and pace of learning. I also tailor my financial modelling and data analytics support to your business needs and desired results.
- Hands-On Learning Experience โ Listening, watching and taking notes can only get you so far. ChallengeJP courses give you the chance to apply lessons to practical examples. With hands-on learning experience, youโll develop confidence in using and creating spreadsheets.
- Competitive Pricing โ All of the ChallengeJP services are competitively priced so you can get the help you need without breaking the bank. Whether you use my Excel courses and training to develop your skills or bring me on board to help with a business project, I will always offer you fair and competitive prices.
Latest Blog Posts
Check out my latest blog posts to discover Excel insights, guides and tutorials. My in-depth articles can help you use Excel more efficiently and master the art of data analysis and financial modelling.
How to Create a Monthly Budget and Forecast
Last Updated on May 29, 2025 This tutorial will show how to create a Monthly Budget and Forecast in Microsoft Excel. It will first cover estimating revenues. Then, it will move on to cost calculations, including direct expenses such as marketing or operating expenditures such as salaries or office expenses. Finally, I will discuss estimatingRead More »How to Create a Monthly Budget and Forecast
How to Create a Mergers and Acquisitions Model
Last Updated on May 29, 2025 A Mergers & Acquisitions financial model helps evaluate how two companies perform together after a transaction. This guide walks you through building an M&A forecast in Microsoft Excelโfrom analyzing historical financials to forecasting synergies, modelling debt financing, and assessing the impact on valuation and returns. You’ll also learn howRead More »How to Create a Mergers and Acquisitions Model
How to Create a Capital Investment Plan
Last Updated on May 29, 2025 In this tutorial, I’ll walk you through setting up a full capital investment forecast in Microsoft Excel – from modelling capex injections to building Profit and Loss, Cash Flow, and Balance Sheet Statements. You’ll also learn how to link your capital investment to customer growth, calculate returns on investment,Read More »How to Create a Capital Investment Plan
