Angel Herranz

Creating a slow spreadsheet is easy. Creating an efficient spreadsheet requires more thought and application of specific techniques.

"Oh My God" my formulas are not working! This article covers most of the reasons for Excel formulas not working. And how to fix them.

Our spreadsheet methodology has criteria for designing, building, and validating spreadsheets to ensure that they work correctly.

60% of large companies feel 'Spreadsheet Hell' describes their reliance on spreadsheets either completely or fairly well.

95% of all spreadsheets contain errors. So, it is almost certain that your spreadsheets are wrong.

Do you document your spreadsheets? We use the FizzBuzz word game to illustrate the importance of documenting your spreadsheets.

Good spreadsheets are essential for informing decision making. But most spreadsheets are not good. We help you make better spreadsheets.

Research concludes unanimously that spreadsheet errors are both common and non-trivial. We must seek ways to reduce spreadsheet errors.