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Welcome to Chandoo.org.
My mission is to make you AWESOME in your work.

Hello, Namaste & Kia Ora. Welcome to Chandoo.org. 

My name is Chandoo. My mission is to make you awesome in Excel and Power BI.
I do this by sharing Excel & Power BI tutorials, examples, tips, videos and articles on this website. I live in Wellington, New Zealand with my beautiful wife Jo & our twins Nishanth & Nakshatra. Take a minute to browse various topics of the site to see how I can help you.

Thank you and welcome.

Chandoo.org Podcast Sessions

CP05: Interview with MrExcel – Bill Jelen (on his incredible work ethic)

Bill Jelen is one of my most favorite people on earth. That is why I wanted to have him as my first guest when I restarted the podcast. Even though I recorded this few weeks ago, only now I got around to publishing it. Please enjoy the conversation with Bill.

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SQL vs. Power Query - The ultimate comparison
Chandoo.org Podcast Sessions

SQL vs. Power Query – The Ultimate Comparison

On the left side, we have a veteran warrior with 37 years of data battle scars and redundant six pack. They call him SQL.

On the right side, there is a young challenger with transformative powers and “never say undo” attitude. He goes by the moniker Power Query.

Who is going to win this battle?!?

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Critical Path with Excel
Learn Excel

Calculating Critical Path using Excel Formulas [Project Management]

Do you know that we can easily calculate the critical path for a project using Excel formulas?

For a long time, it has been tricky to calculate the Critical Path using Excel formulas. But thanks to the arrival of new Dynamic Array functionality in Excel, we can now calculate critical path. In this article let me describe the approach with an example.

Put on your hardhats, this one is going to blow your minds.

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The ugly truth about Power BI (Chandoo.org Podcast Episode)
Chandoo.org Podcast Sessions

CP03: The Ugly Truth About Power BI (actually, 4 of them)

Power BI is one of the most prominent data analytics technology out there.

Power BI is also one of the most marketed and hyped technology out there.

Unfortunately, both of these statements are true.

In a world where data is the buzz word, Power BI (or other similar platforms like Tableau) appeal to CXOs as panacea for all their data troubles.

But, just as any technology, Power BI too has it’s own shortcomings. So in this episode of my podcast, let’s uncover 4 ugly truths of Power BI.

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Learn Excel Step by Step

Everything from Power Query to Dashboards, Shortcuts to Formulas, Pivots to Charts in one course.


Power BI

Excel & Power BI for you

What people say about Chandoo.org

A relative told me about your website since I need help creating pivot tables, I learned how to do it in a matter of minutes thanks to your tutorial. Where have you been all of my excel troubled life, I look forward to viewing your videos on youtube as well as on your site. You are going to make me EXCELLENT at Excel!
Soulful Sista
Excel Sister
Hi Chandoo, I just want to say I really appreciate your Excel tutorials and all your hard work that it took to compile the huge library of content. Your site has helped me gain a better understanding of Excel which has helped me in my job. You are helping the world!
Felix H
Throughout my life as an administrative assistant; your site has been invaluable to me. And now that I’m a recruiter; it’s still an amazing resource for when I need to teach someone something quickly. You are a friggin’ Rock Star!!! Thank you for everything you do.
Jason S

Courses for you


Excel School

Learn how to work with data, make calculations, pivots, create amazing charts and powerful dashboards from scratch using Excel School + Dashboards program. Suitable for analysts, managers or professionals who need to use Excel often.


VBA Classes

Use VBA to automate your tasks and build powerful spreadsheet based apps. In this course, learn all about how to program with VBA, how to use the language and object model to your advantage. Suitable for people who build a lot of things with Excel.


Power BI

Power BI, the newest technology from Microsoft is a game changer. You can build rich, interactive and informative displays for your audience using Power BI. In this course, learn all about Power BI, Power Query and Power Pivot and how to combine them to achieve awesome results.

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