AI in Due Diligence: Smarter, Faster, and Better Insight into SME Transactions

Bas Withagen
Bas Withagen, Van Oers
July 8, 2026
In a business acquisition, it’s all about insight. Buyers want to quickly understand how
a company is performing, what risks exist, and where the opportunities lie.
At the same time, the amount of available data is increasing.
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In a business acquisition, it’s all about insight. Buyers want to quickly understand how a company is performing, what risks are present, and where the opportunities lie. At the same time, the amount of available data is increasing. Audit files, management reports, and transaction data often contain thousands of lines of information that must be analyzed in a short period of time.

Artificial Intelligence (AI) is playing an increasingly important role in this area. While due diligence was traditionally primarily manual and labor-intensive, AI now helps process large amounts of data more quickly, identify anomalies, and perform analyses more efficiently. However, the goal of due diligence remains the same: to obtain a reliable picture of the company. What is changing is the way in which this insight is achieved.

AI does not replace the adviser, but rather enhances their role

With the help of AI, trends and anomalies can be identified more quickly in large volumes of data, allowing potential risks to be flagged earlier. As a result, advisers spend less time on manual checks and can therefore devote more time to analysis and advice.

Still, due diligence ultimately remains a human endeavor. An anomaly in the figures is often easy to spot, but understanding the cause and assessing the impact on a transaction requires experience and insight. For example, a spike in revenue could be the result of a one-time order, a change in reporting, or—conversely—a structural improvement in performance.

It is precisely in SME transactions that the context behind the numbers often plays a key role. Not all relevant information can be found in reports or financial records. Discussions with management therefore remain essential to properly assess developments and risks. AI helps identify areas of concern, but the adviser translates these insights into the context of the transaction.

Where does AI deliver immediate value?

For now, the greatest added value of AI in due diligence lies in the faster processing and analysis of large amounts of data. By automatically structuring and analyzing audit files, general ledger data, and management reports, anomalies, trends, and potential risks can be identified earlier.

In addition, AI is increasingly being used as an extra layer of verification, for example, to check data reconciliations, identify inconsistencies, and verify reports. This allows for less time spent on repetitive tasks and more time spent interpreting the results and assessing the impact on the transaction, resulting in a more efficient process and higher-quality analyses.

The Future of Due Diligence

AI is expected to become increasingly integrated into the due diligence process in the coming years. Not necessarily as a replacement for specialists, but as a tool that enables analyses to be conducted more quickly, consistently, and thoroughly.

The combination of technology and human expertise is the key to success in this regard. AI helps process large amounts of data more quickly; the adviser then translates those insights into the context of the company and the transaction.

For buyers, sellers, and investors, this ultimately means the same goal as always: better insight, fewer surprises, and a stronger foundation for making the right investment decision.

Written by
Bas Withagen, Van Oers

Bas Withagen is an analyst and writer at van Oers , specializing in corporate finance due Diligence.

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