Oliver & Co. Insights

Why your successful business could still struggle in due diligence

A strong business can still be exposed

A business can be profitable, growing and very well run, yet still encounter difficult questions during due diligence. That does not mean it has been managed badly. It often means the legal framework behind the business has not developed at exactly the same pace.


An agreement may have been entirely right when it was introduced. An informal customer relationship may have worked successfully for many years. Neither will necessarily feel like a problem until somebody unfamiliar with the business begins looking at it from the outside.


The owner has years of context. They know which relationships are dependable, how decisions were reached and why certain arrangements work. A buyer does not have that history. They need evidence that the value they can see will remain in the business once ownership changes.

What is a buyer really checking?

Due diligence can involve a significant volume of information, but it is not simply a document-gathering exercise. The buyer is testing whether their understanding of the business is accurate and whether its value, assets, commercial relationships and future operation can be independently supported.



Strong financial performance will remain central to that assessment. The buyer will also want to know that important contracts are secure, that the company owns the assets it relies upon and that there are no unidentified liabilities waiting for them after completion.


The review may cover ownership, employees, intellectual property, premises and regulatory matters. It is also likely to explore where important knowledge and decision-making sit, particularly if the current owner expects to reduce their involvement after the sale.


Due diligence is therefore less about passing or failing a test and more about reducing uncertainty. If the buyer cannot verify something important, they may respond with more questions, a revised valuation or additional protection within the sale agreement.

Why perfectly reasonable arrangements get questioned


Every business develops in its own way. Legal documents may have been introduced at different stages, by different advisers and in response to different priorities. Each decision may have made complete commercial sense without the whole framework ever being reviewed together.


Growth can also change the significance of an agreement. Terms written for a smaller customer base may operate differently once contract values increase. Arrangements with shareholders, employees or suppliers may now carry far more commercial importance than they did originally.


Longstanding relationships add another layer. The owner may know that a major customer or supplier is dependable because the relationship has been tested over time. A buyer, without that experience, is more likely to focus on what is contractually secured and transferable.


That is how an otherwise strong business can find itself facing unexpected questions. The existing approach may never have caused a problem. It may simply be difficult for an external buyer to reach the same level of confidence from the evidence available.


The areas likely to attract attention



The scope of due diligence will depend on the nature, size and structure of the business. However, certain areas commonly receive closer attention because they help the buyer understand what they are acquiring, what obligations they will inherit and how reliably the company can continue.

  • Are corporate records consistent?

    A buyer needs to establish who owns the company and whether its shares have been properly issued, transferred and recorded. Companies House filings, statutory registers, board minutes and shareholder decisions may all be compared to confirm that they present a consistent ownership history.


    Historic discrepancies do not automatically prevent a sale. They can, however, lead to further enquiries if the formal records differ from the position understood by the shareholders. Establishing what happened and correcting the records may then require additional evidence, advice and time.


    The review may also include shareholder agreements and director service agreements. These help the buyer understand how ownership and leadership relationships are governed, where authority sits and what happens if an individual leaves or the shareholders disagree.


  • Are important relationships properly documented?

    A business owner may have complete confidence in their most important customer and supplier relationships. A buyer will still want to understand their contractual basis, particularly where a small number of those relationships contribute significantly to revenue or daily operations.


    The review may cover the duration of each agreement, pricing, payment provisions, termination rights, exclusivity and change-of-control clauses. These points help establish whether the relationship is likely to continue on the same terms once the business changes hands.


    An older agreement may no longer describe the commercial relationship accurately, even when the relationship itself remains strong. If services, prices or responsibilities have evolved in practice, the buyer may need further evidence to understand which terms currently apply.


  • Do the terms still fit the business?

    Terms and conditions that have worked without difficulty may still attract questions during due diligence. The buyer will consider whether they reflect the company’s current services, contract values and risk profile, rather than simply whether they were appropriate when first drafted.


    Payment provisions, late-payment rights, termination arrangements and limitations of liability can all affect the company’s commercial exposure. Where the wording no longer matches current operations, the buyer may identify risks that are not immediately apparent from the financial performance.


    A contract must also work as a complete document. Individual clauses often depend on definitions, procedures and provisions elsewhere. Wording taken from different templates, or generated separately using AI, can appear credible while failing to operate coherently when read together.


  • Who owns the intellectual property?

    Intellectual property may not appear separately in the accounts, but it can be fundamental to the value of the business. Depending on the company, this could include its trading name, trademarks, designs, website, software, written materials, databases and technical content.


    The commercial value of those assets may be clear. The legal question is whether the company owns them or has sufficiently robust rights to continue using them. This becomes particularly relevant when important work was created by an agency, contractor or former employee.


    Evidence of ownership gives the buyer confidence that an important asset will remain available after completion. Without it, they may investigate whether another party could restrict its use, request further payment or claim rights over something on which the business depends.


  • Which employee arrangements will be reviewed?

    Employees are often central to the continuity and value of a business. The buyer may review employment contracts, director service agreements, staff policies, benefits, incentive arrangements and details of any current, historic or threatened disputes involving members of the team.


    Confidentiality obligations and restrictive covenants may also be considered for senior or commercially important employees. Their relevance and enforceability will depend on the circumstances, the interests the company needs to protect and the way the provisions were drafted.


    This review is not only about potential liabilities. The buyer is also assessing whether the experience, knowledge and relationships required to operate the company will remain available after completion, particularly where certain employees hold responsibilities that would be difficult to replace.


  • How will compliance be assessed?

    The buyer may examine the company’s approach to data protection, regulatory obligations and any requirements applying specifically to its industry. They may also ask about complaints, investigations, threatened claims and disputes that could result in cost, liability or operational disruption.


    Not every issue will have the same significance. Some may be capable of straightforward administrative correction. Others may need to be disclosed, investigated or reflected within the transaction. The appropriate response depends on the circumstances rather than the existence of a gap alone.


    Understanding the position before the buyer begins their review allows time to establish the facts and obtain advice. It also enables the seller to explain the context clearly, rather than responding to an unexpected question within the timetable of an active transaction.


  • Are premises and assets secure?

    A buyer will want confidence that the company can continue using the premises, equipment, licences and other assets required for its operations. Their review may consider ownership, lease terms, renewal rights, assignment provisions and whether any arrangements are affected by the sale.


    Owning the premises is not automatically more advantageous than leasing them. Either arrangement may work well, depending on the wider commercial, financial and tax position. From the buyer’s perspective, the central issue is whether continued access is sufficiently secure and documented.


    Where an asset is owned outside the trading company or shared with another business, its position after completion may require particular attention. The transaction needs to leave the buyer with the practical rights required to continue operating the company.


The business behind the paperwork


Documents explain only part of a business. A buyer will also consider where its knowledge, authority and important relationships sit. In an owner-managed company, the founder’s involvement may have been central to its growth and could remain one of its greatest commercial strengths.


The question during a sale is how that value will transfer. If customers, decisions or technical knowledge depend heavily on the owner personally, the buyer may need greater certainty about the transition and the company’s ability to operate independently afterwards.


This does not mean the owner must leave immediately after completion. Many transactions involve a planned handover that protects continuity and allows knowledge and relationships to be transferred. The right arrangement will depend on the owner’s intentions and what the business requires.


A buyer may look at the strength of the management team, how responsibility is delegated and whether important processes are understood by more than one person. They may also consider what would happen if the owner became unexpectedly unavailable.


Reducing owner dependency is wider than legal preparation. It involves leadership, systems and operational planning, supported where appropriate by shareholder agreements, director service agreements and employment arrangements that give key people clarity about their roles and responsibilities.


When due diligence uncovers an issue



An issue discovered during due diligence does not necessarily prevent the sale from proceeding. Its effect will depend on the potential liability, its importance to the business and whether the seller can resolve it or give the buyer sufficient reassurance.


It may lead to further enquiries, additional professional costs or a change to the timetable. If the buyer believes the issue affects value or creates future exposure, they may also seek a price adjustment, different payment terms or additional contractual protection.


The seller will generally want to complete with as little continuing exposure as possible. An issue identified privately and early can be considered on its merits, without the same pressure to accept the solution proposed by a buyer who is already involved.

  • Could the issue affect the price?

    Potentially. A buyer may seek to renegotiate if an issue affects revenue, ownership of an important asset or the likelihood of a future cost. Their response will depend on the scale of the uncertainty and how convincingly the position can be explained or addressed.


    An alternative may be to retain part of the purchase price until the matter becomes clearer. Earlier preparation gives the seller time to establish its true significance and, where possible, remove the uncertainty before commercial negotiations begin.


  • What is a seller warranty?

    A warranty is a contractual statement made by the seller about the business and its condition. The sale agreement may include warranties relating to contracts, employees, intellectual property, disputes, compliance and the accuracy of information supplied during the transaction.


    If a warranty proves inaccurate and the buyer suffers a loss, they may have a claim against the seller. The wording requires careful consideration, as does the disclosure process through which relevant exceptions and qualifications are formally identified.


  • What does an indemnity mean?

    An indemnity is generally used to allocate responsibility for a specific risk identified during the transaction. Where an issue cannot be resolved before completion, the buyer may ask the seller to cover defined losses arising from that particular matter.


    This can leave the seller with financial exposure after the business has been sold. Understanding a potential liability early may create more options to resolve it, limit its effect or negotiate a proportionate allocation of responsibility between the parties.


  • Can issues be resolved during negotiations?

    Many issues can be addressed during the transaction. Records may be corrected, missing evidence may be located and agreements may be updated. Whether that is practical will depend on the problem, the cooperation of other parties and the timetable agreed with the buyer.


    There is also a distinction between resolving an issue and producing a new document that does not reflect the historical position. The buyer’s advisers may still ask what arrangements applied previously and whether any exposure remains from that earlier period.


Why preparing early changes the conversation



Once a buyer is involved, both parties will usually want to maintain momentum. That can make it more difficult to investigate an unexpected problem carefully, particularly when the transaction timetable and commercial expectations have already been established.


A legal review before the sale process allows the position to be considered privately and with greater control over timing. It can identify inconsistencies, establish which issues are material and separate genuine transaction risks from matters that can be corrected relatively easily.


The available time can then be used where it will make a meaningful difference. That may involve updating agreements, confirming ownership, strengthening internal records or assembling the information the buyer will need to understand the business properly.


Preparation can also help coordinate legal, financial and tax advice before the transaction structure is settled. These areas frequently overlap, and a decision that appears attractive from one perspective may have wider consequences that need to be considered together.

  • When should sale preparation begin?

    There is no single timetable that suits every business. However, an owner considering a sale within the next two or three years is likely to have more options than one beginning the review after heads of terms have already been agreed.


    Some matters can be addressed quickly. Others, including reducing owner dependency, strengthening management or formalising important commercial relationships, take time to become established within the business and appear credible to somebody assessing it from outside.


  • What does a legal health check cover?

    A legal health check examines the arrangements and documentation supporting the business as it operates today. Its scope may include corporate records, shareholder arrangements, commercial contracts, employment documentation, intellectual property, data protection, disputes, property and relevant regulatory requirements.


    The purpose is to provide a clearer picture of the current position, explain how particular matters may be viewed during due diligence and help the owner decide which actions are proportionate to their plans for the business.


  • Must every document be perfect?

    No business enters a transaction without areas that require explanation. The aim is not to create a flawless collection of documents, but to understand what is in place, where uncertainty remains and whether any issue could materially affect the proposed sale.


    The legal arrangements a company needs will also change over time. Terms and conditions, shareholder agreements, employment contracts and intellectual property protections become relevant at different stages, depending on the relationships, assets and commercial risks within the business.


  • Is preparation useful without definite plans?

    Yes. A legal review does not commit an owner to a sale. It can provide an independent view of whether the company’s legal arrangements still accurately reflect its current operations, commercial relationships and longer-term direction.


    Any resulting work may strengthen payment protection, clarify shareholder relationships, secure intellectual property or reduce dependence on informal arrangements. Those outcomes can benefit the business whether the owner eventually sells, makes an acquisition or continues with their existing plans.


Stronger foundations preserve future options


Preparing for due diligence is not about presenting a business as risk-free. Experienced buyers understand that every company carries risk. What matters is whether those risks can be identified, explained and addressed in a way that allows both parties to proceed confidently.


Organised records, appropriate agreements and clear evidence of ownership make the business easier to assess. They can also help the seller retain control of the conversation, rather than allowing an incomplete document or unexplained discrepancy to define the buyer’s view.


Even if a sale does not take place, the work is not wasted. Greater clarity around contracts, ownership and responsibilities can make the business more resilient while preserving the owner’s ability to decide what the next stage should look like.


The important question is not whether the business is successful. It is whether its legal and operational foundations communicate that strength to somebody who does not share the owner’s knowledge of its history, relationships and day-to-day operation.


Understand the position before selling


If you are considering selling your business, or would value an independent view of whether its legal arrangements reflect the company it has become, Oliver & Co can help. Speak to our Corporate and Commercial team about a legal health check and understand the position before a buyer begins asking the questions.

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