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Guide · M&A diligence

Technology Due Diligence in M&A: What Buyers Check

In a deal, technology risk is usually described, not quantified. Technology due diligence exists to put names and numbers on it before the buyer commits.

What technology due diligence is

Technology due diligence is the pre-acquisition review of a target's systems, intellectual property, security posture, and technology spend.

For a private-equity sponsor or corporate buyer it answers one question: what technology risk am I buying, and what will it cost to fix?

What buyers actually examine

  • Systems and architecture — what's built, what's bought, and what's about to buckle under scale
  • IP position — which patents and code actually defend the moat, and what's exposed or unmonetized
  • Security and compliance — breach history, regulatory gaps, and data-handling liability
  • Technology spend — whether software, data, and engineering costs are returning measurable value
  • Key-person risk — how much of the technology lives in one or two people's heads

Where deals get repriced

Diligence findings move deals. Undisclosed security exposure, IP that doesn't hold up, or a rebuild the seller never mentioned become price adjustments, escrow holdbacks, or walk-aways.

The value of independent diligence is catching these before the close, not after — read by someone who has been personally accountable for both technology and capital risk.

Frequently asked questions

What is the difference between technology and financial due diligence?

Financial diligence examines the numbers; technology diligence examines whether the systems, IP, and technology spend behind those numbers are sound and defensible. In technology-heavy deals, the second increasingly drives the price.

When should technology due diligence happen?

Before signing, inside the buyer's diligence period — early enough that findings can still reprice the deal or change its structure. Post-merger reviews are useful too, but they inform integration rather than price.

Who performs technology due diligence?

Buyers use independent technology advisors rather than the target's own team, for the same reason financial diligence is independent — the review has to be free of any incentive to make the asset look good.

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