DueDiligenceCost

Financial

Financial due diligence cost in the UK: what firms publish

Updated

Financial due diligence tests the earnings, the cash and the working capital behind the price. Almost every firm quotes it per deal.

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What is published

From £15,000

Alto Accounting states £15,000 to £40,000 for a financial-only vendor due diligence report on an agency above £2 million of enterprise value.

Source: UK Due Diligence Fee Index

What drives the fee

Size and complexity

The number of entities, the quality of the accounts and how long the review runs. A target with clean monthly management accounts costs less to test than one with year-end accounts only.

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Sector, area, price range and timing. Joseph Ellul reads it himself and replies directly. Free, no obligation.

What you want to buy

A town, a region or anywhere: it is the first filter on any search.

Share purchase or asset purchase?

It changes the tax, the diligence and who takes on the liabilities. Not sure is a fine answer.

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  • Read and answered by Joseph Ellul himself; no firm receives it
  • Information only: no tax, legal or investment advice

Sources

This site's own dataset, every figure quoted from its source and dated:

  • The UK Due Diligence Fee Index carries 2 published figures read from 2 sources' own pages, from 6,500 to 15,000 GBP, read 28 October 2026.
  1. Sprintlaw: legal due diligence package
  2. Sprintlaw: buyer due diligence pack
  3. Sprintlaw: business purchase legal service
  4. QualitySolicitors Dunn & Baker: acquisitions and disposals
  5. Gateley: due diligence in a business acquisition
  6. UNW: due diligence
  7. Cooper Parry: transaction advisory
  8. Crowe UK: transactions

Tell us what you want to buy.

Sector, area, price range and timing. Joseph Ellul reads it himself and replies directly. Free, no obligation.

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