Answers / Financial Due Diligence

What Excel skills are most important for FDD?

An advanced Financial Due Diligence question — expect it in final rounds and case-heavy interviews (IB, PE, Big-4 Transaction Services).

THE SHORT ANSWER

SUMIFS (the #1 function), INDEX/MATCH, VLOOKUP/XLOOKUP, pivot tables (for rapid revenue/cost analysis), conditional formatting (for spotting anomalies), data validation, INDIRECT/OFFSET for dynamic ranges, and keyboard shortcuts for speed. Also: proper model structure (inputs/calculations/outputs separation), cell formatting standards (blue=input, black=formula), and the ability to build a databook from scratch.

WHAT INTERVIEWERS LISTEN FOR

  • SUMIFS function
  • INDEX/MATCH or XLOOKUP
  • Pivot tables for analysis
  • Conditional formatting for anomalies
  • Model structure and formatting standards

COMMON MISTAKES

  • Only mentioning VLOOKUP without alternatives
  • Ignoring keyboard shortcuts
  • Not understanding data validation or dynamic ranges

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