Kishen Patel
Corporate Finance Adviser | ICAEW Chartered Accountant | Founder, Consult EFC
Kishen Patel is a specialist in preparing UK businesses for sale and optimizing exit valuations. With a background in Big Four accounting, he helps founders navigate sell-side due diligence, EBITDA normalisation, and financial hygiene. Kishen ensures your accounts are “investor-ready”, defending your multiple against aggressive buyer scrutiny to secure the best possible deal.
Table of Contents
Most UK business owners spend years building something genuinely valuable, then lose a significant portion of that value in the final six months before a sale.
Not because the business was not good enough. Because the accounts were not ready for the scrutiny a serious buyer brings.
A buyer does not buy your story. They buy what they can verify. And if your financials are unclear, inconsistent, or full of items that need explaining, they protect themselves the only way they can: by reducing the price, adding retentions, or walking away entirely.
This guide is for UK founders who are thinking about a sale in the next one to three years. Not founders who have already signed heads of terms. If you are at that stage, some of what follows will still help, but the time to act is before the buyer arrives, not after.
How to Prepare Your Accounts for a Business Sale: What UK Founders Get Wrong (And What It Costs Them)
Six months is not enough time. Twelve is tight. Eighteen gives you real room to make meaningful changes.
The reason the timeline matters is that buyers will want to see three years of clean, consistent financial history. If your accounts for the past 18 months are well-prepared but the two years before that are a mess, a buyer will discount everything. They assume the good numbers are the aberration.
Starting early also gives you time to do something that has a direct and provable impact on your exit multiple: reduce owner dependency, grow recurring revenue, and demonstrate that the business performs without you in the room.
None of that happens in six months. All of it is achievable in two years with the right financial guidance.
Get your core financial statements to a standard a buyer can trust
Before anything else, the basics need to be clean. Accurate profit and loss accounts, a balance sheet that reconciles properly, and bank statements that tie to your records.
This sounds obvious. In practice, most owner-managed businesses have at least one area where the numbers do not quite join up. A creditor balance that has not been reconciled. A debtor that everyone knows is unrecoverable but has not been written off. An intercompany balance that nobody has looked at properly in three years.
Buyers and their advisers will find every single one of these. Not because they are adversarial, but because their job is to understand the risk they are acquiring. Every unexplained number is a flag. Enough flags, and either the price comes down or the deal falls apart.
The practical steps at this stage are straightforward, even if the work is not always quick. Reconcile the bank every month with clear support. Tie your debtors ledger to actual invoices and chase anything overdue. Reconcile your creditors to supplier statements rather than relying on what is in the system. Make sure your fixed asset register matches the balance sheet, including assets that have been disposed of.
Do this consistently for 12 to 18 months and the picture a buyer sees is of a business that is run properly. That matters more than most founders expect.
Align three years of accounts so they tell a consistent story
Your statutory accounts, your management accounts, and your Companies House filings need to tell the same story. Not the identical story in the same format, but a story that is consistent and reconcilable.
When they do not align, the buyer’s immediate assumption is that you have been managing the narrative. Even when there is an innocent explanation, the doubt has been created. And doubt in due diligence is costly.
The most common disconnect is between management accounts and statutory accounts. Management accounts are often prepared on a cash basis or with a different cost allocation methodology. That is fine, but someone needs to be able to explain the bridge clearly and quickly. If that explanation takes a week to pull together, it will slow the whole process and give a buyer leverage they should not have.
Show the real profit with clear, evidenced add-backs
This is where most of the value in exit preparation is created or lost.
Buyers do not pay a multiple on your reported profit. They pay a multiple on maintainable earnings: the profit the business will generate under their ownership, with their cost structure, not yours.
The difference between your reported profit and your maintainable earnings is your normalisation schedule. Getting this right, and getting it evidenced properly, is often worth more than any operational improvement you could make in the same period.
What to include in your normalisation schedule
Owner costs are the most common and most important category. If you pay yourself above or below market rate, the accounts need to reflect a market-rate salary for the role you perform. If your spouse or family members are on the payroll and the remuneration does not reflect the work they actually do, that needs adjusting.
One-off costs are the second major category. A legal dispute that cost you £80,000 last year and will not happen again. A recruitment drive that was unusually expensive. A one-time system implementation. These items should be identified, evidenced, and presented clearly.
Non-business costs are the third. Private car costs running through the business. Personal travel. Any expense that was a legitimate tax planning decision but does not represent a cost a buyer would carry.
Every add-back needs two things: a clear number that ties back to your accounts, and a brief explanation in plain English. If you cannot evidence it, do not include it. Unsupported add-backs invite scrutiny on everything else and often do more harm than good.
Adjust related-party costs to market rates before a buyer does it for you
If the business pays you rent for premises you own personally, a buyer will restate that rent to market rate. If it is above market, they reduce your EBITDA. If it is below market, they may do the same depending on whether the lease transfers.
The same applies to management charges, director remuneration, and any transactions between the business and connected parties.
The principle is straightforward: buyers want to know what the business costs to run on an arm’s length basis. Any distortion, in either direction, will be restated. If you do that work first, you control the narrative and the numbers. If you leave it to a buyer, you hand them the opportunity to be conservative in ways that do not favour you.
Make due diligence easy, because difficulty is expensive
Due diligence is a risk assessment. Buyers and their advisers are looking for things that justify reducing the price, adding retentions, requiring indemnities, or walking away. The most effective thing you can do to protect your exit value is give them nothing to find.
That means organising your data room before anyone asks for it. Tax records, VAT returns, PAYE filings, corporation tax computations, and HMRC correspondence, all organised by year and easily accessible. Contracts with your top clients and key suppliers. Employment contracts for your senior team. Any regulatory correspondence.
If you have had any HMRC enquiries, time-to-pay arrangements, or disputes, document them clearly with outcomes. Buyers can absorb resolved issues. They struggle with vague answers and missing paperwork, and they price in the uncertainty accordingly.
Clean up working capital before the completion mechanism catches you
Working capital is one of the most common sources of price adjustment at completion. Buyers agree a target level of working capital as part of the deal, and if you deliver less than the target at completion, the price is adjusted downward, sometimes significantly.
The practical steps are not complicated but they need to happen early. Clear old debtor balances. Write off anything genuinely unrecoverable before a buyer sees it and wonders why you have not. Reconcile your supplier statements so there are no surprise invoices appearing during diligence. List every debt-like item clearly: loans, leases, hire purchase agreements, deferred revenue, customer prepayments.
When working capital is clean and well-documented, the completion mechanism becomes a formality rather than a negotiation. That matters because negotiations at that stage of a deal, when both parties are tired and have spent money on advisers, rarely go well for sellers.
Understand your tax position before heads of terms, not after
Business Asset Disposal Relief can reduce the tax on qualifying gains to 14% up to a lifetime limit of £1 million. From April 2026, that rate rises to 18%. If you are planning a sale in the next 12 to 18 months, the timing and structure of your transaction can make a material difference to how much you actually take home.
The conditions for BADR are specific. You need to hold at least 5% of shares and voting rights, be an employee or director of the company, and the company needs to be a genuine trading business. The conditions need to have been in place for at least two years before the sale.
This means that cap table tidiness, director status, and the nature of your business activity all need to be reviewed now, not when a buyer is waiting for your lawyers to confirm eligibility. Clean share records and clear documentation of director status are not just admin. They are the evidence base for a tax relief that could be worth hundreds of thousands of pounds to you personally.
The honest summary
Preparing your accounts for a business sale is not one task. It is twelve months of consistent work across financial reporting, normalisation, tax planning, and data organisation. Most of it is unglamorous. None of it is optional if you want to exit at the right number.
The founders who achieve the best exits are not always running the best businesses. They are the ones who made sure a buyer could see clearly what they had built, in a format that invited confidence rather than doubt.
If you are thinking about a sale in the next one to three years and you have not yet started this process, the right time to start is now. Not because there is any urgency from a buyer, but because the window to make meaningful changes to your financial position is finite, and it closes faster than most founders expect.
Kishen Patel is an ICAEW Chartered Accountant and Corporate Finance Adviser. He founded Consult EFC to give UK business owners access to Big Four-standard financial advice without the Big Four cost and with Investment Banking Execution. He has advised a number of UK businesses across exit planning, business valuations and fundraising.
