The Due Diligence Guide for Private Equity

What is actually built, what breaks after close, and what it costs — technical, commercial, and GTM due diligence before the model is signed.

Diligence is where a deal is de-risked, or a bad one is caught in time. This guide collects the operator’s view of due diligence for private equity: what to examine across technology, commercial, and go-to-market, and the questions a financial model alone will never surface.

It is written from the buy side of the table, by an operator who has read the code, tested the pipeline, and lived with what a shallow diligence missed.

Why diligence is value protection, not a checkbox

The cost of a thin diligence is never the fee. It is the re-platform nobody priced, the customer churn that surfaces in month three, the single engineer who holds the system and leaves, and the multiple that quietly caps at exit.

A grounded, code-and-numbers read before signing turns diligence from a formality into the first act of value creation: you buy the right asset, at the right price, with the risks already named.

What this guide covers

  • What is really built, and whether the platform can carry the thesis
  • Where revenue quality and pipeline durability are weaker than the model assumes
  • The digital, martech, and analytics stack behind the numbers
  • Data, security, and the exposure that surfaces after close
  • How to run diligence as investment governance, not a box-tick

The Due Diligence library

Every deep dive below is a full article. Grouped by where the risk lives.

Technical & digital diligence

Commercial & GTM diligence

Diligence as governance

Where Growth Shuttle comes in

When a live deal needs a written technical verdict, that is where Growth Shuttle comes in. It delivers senior technical due diligence for PE-backed and mid-market deals, with findings, severity ratings, and a costed remediation path an investment committee can act on.

Common questions

What should diligence cover beyond the financials?

The technology and platform, revenue and pipeline quality, the go-to-market motion, the data and security posture, and key-person risk — the things that decide what happens after close.

Technical or commercial due diligence — which do I need?

Usually both, at different depths. Technical DD reads the platform and the team; commercial DD reads the revenue and the market. This guide covers the operator’s view of each.

How early should diligence start?

Before exclusivity where possible. A fast pre-LOI read surfaces the deal-killers before the clock and the costs run.