In UK divorce proceedings, business interests are often the most contentious aspect of the marital estate. Courts generally require a formal business valuation to ensure a fair settlement, but the process differs significantly from a standard commercial valuation.

Because a business is often one of the largest assets, the court’s goal is to determine what the shareholding is truly worth in the open market, not just what the owning spouse claims. Both the business owner and the non-owner spouse need to understand how these valuations are calculated to ensure the division of assets is equitable.

Why courts require a valuation

Even if only one spouse is the shareholder, courts often require a valuation of the entire business. That’s because the aim is to divide the marital estate fairly, and a business is often one of the largest assets. Courts want to ensure the value of any shareholding reflects what it’s truly worth in the open market, not just what the owning spouse says it’s worth.

Fair market value: the standard approach

UK courts generally base valuations on fair market value, which asks: what would this business be worth between a willing buyer and willing seller? They’re not looking for a forced sale price or a fire-sale estimate. Instead, they want a reasonable valuation grounded in commercial norms. This approach helps ensure neither party is short-changed in the financial split.

Independent and joint experts

Most divorce cases involving businesses appoint an independent valuer as a Single Joint Expert. This is someone both parties agree on, whose report is used by the court. Having a single expert avoids a “he said, she said” scenario with duelling valuations. In some cases, each side may still appoint their own expert, but this is more costly and can prolong the case.

Common valuation methods in divorce cases

The techniques used to value businesses in divorce are the same as in regular commercial settings, but with extra attention on fairness:

• Net Asset Value: If the company is asset-heavy (like property or investment businesses), the expert may calculate its net assets as a floor value.
• Capitalised Earnings: This is often used for trading businesses. A sustainable profit figure is identified and capitalised at an appropriate multiple, adjusted for specific business risk.
• Discounted Cash Flow (DCF): Sometimes used when future earnings are predictable or there’s a clear growth path.

The cost, and value, of getting it right

Valuing a business for divorce isn’t cheap. Expert fees can run into the thousands, especially if detailed financial analysis is required. But the cost is often justified by the clarity and neutrality a joint expert provides. If you’re a business owner going through divorce, the last thing you want is for valuation disagreements to derail the settlement.

Sometimes, if there’s trust between spouses, one side’s accountant might do an indicative valuation to save cost. But in most divorces, a single joint expert is the more secure route.

What if you disagree with the valuation?

Disputes are common. The non-owning spouse might believe the valuation is too low. The owner might argue it’s too high. Courts understand this dynamic and expect the expert’s reasoning to be transparent. If one party feels the expert missed something, they can raise it in court, or even commission a second opinion (though that adds time and cost).

There may also be adjustments. For example, a 30% shareholding might be valued at less than 30% of the company’s total value due to lack of control. These “minority discounts” are case-specific and not applied lightly. Courts aim for fair value, not fire-sale pricing, and will adjust based on how the business is structured and whether it’s being retained or sold.

Splitting the Business Value

Once the valuation is agreed, it still needs to be accounted for in the division of assets. If one spouse retains the business, the other may get a larger share of other marital assets to balance it out. If there aren’t enough assets to offset the value, the owner spouse may agree to a structured payment or share transfer.

Rarely, the business may be sold outright if neither party can keep it, or if it’s jointly owned and cooperation is impossible. But most courts try to avoid forcing a sale if the company is viable and one party wants to keep running it.

Takeaway for business owners and spouses

If you are going through a divorce involving a business, do not rely on guesswork or informal figures. A credible, independent valuation is the only way to ensure both sides have a clear factual basis for negotiation. It is not just a financial exercise; it is the foundation of a fair, lasting agreement.

How Wilson Partners can help

If you are a business owner facing divorce, or the spouse of one, Wilson Partners can help you manage the process clearly and discreetly. We have supported many clients in these situations, providing the technical expertise required to produce a valuation that stands up to court scrutiny.

Get in touch for a confidential discussion about how much your business could be worth and how to increase its value.

Want to know what your business is worth? Our Business Valuation tool provides a guide-price valuation based on the information you enter.