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Kubr Research · Last reviewed 14 October 2026

Private Company Due Diligence: A Records-Based Guide

What registry, tax, bank and court records show about a private company, and where each one stops.

Private company due diligence is the work of checking what a company says about itself against what independent records show. A founder’s deck, a management presentation and a data room are all claims. Records are evidence. The gap between the two is where most of the useful information sits.

This guide organises the work by record type. It also states the limits of each, because a check is only as good as your understanding of what it cannot tell you. Kubr is a records desk. We verify what the records show and flag what your counsel or auditor should assess. We do not give audit opinions or legal advice.

Start with the question, not the checklist

Before opening any record, write down what you are relying on. An investor relies on revenue and ownership. A lender relies on cash flow and security. A buyer relies on liabilities and title. The same company produces different priorities for each. A short list of claims to test is more useful than a long list of documents to collect.

1. Registry records

The company registry is the baseline. In most jurisdictions it confirms that the entity exists, its registered name and number, its registered address, its officers and its filing history.

2. Tax records

Tax filings and returns show what the company reported to the revenue authority, which is a useful independent anchor against the management accounts.

3. Bank records

Bank statements show where money actually moved. They are the hardest records to dress up, which is why they matter.

4. Court and tribunal records

Litigation and insolvency records show disputes the company or its promoters are or were part of.

Putting the records together

The value comes from cross-reading. A revenue figure that appears in the pitch, the accounts, the tax return and the bank deposits is well supported. A figure that appears in only one place is a claim. Where the records disagree, the useful output is a precise, sourced list of differences that someone qualified can explain or escalate.

Good practice is to keep each finding tied to its source record and date. A finding you cannot trace back is difficult to defend to an investment committee or a credit committee.

What records-based verification does not do

A practical sequence

  1. List the five or six claims your decision depends on.
  2. Pull the registry record and check identity, officers, charges and filings.
  3. Obtain tax and bank records from the company, with its consent.
  4. Search court and tribunal records for the company and its principal officers.
  5. Cross-read the sources and write up the differences, each with its source.
  6. Pass anything material to your counsel, auditor or adviser for assessment.

To see how Kubr structures this work, read about our services, or contact us with a company name and we will reply with scope and timing.

Sources

Primary registries and regulators referred to in this article:

This article is general information, not legal, financial or investment advice.