Due diligence by sector

Professional services due diligence

When you rely on a firm's advice or work, confirming the entity behind the brand is a sensible first step.

Updated 2026-06

What to check

Key facts

  • The legal entity behind the firm's brand.
  • Current status and how long it has operated.
  • That engagement letters name the right entity.
  • Monitoring for ongoing engagements.

Brand and entity

Firms often trade under a brand that differs from the registered entity. Confirming the entity keeps your engagement and any claims pointed at the right company.

Check a professional services company

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Other sectors

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