
How to buy a business in the UK: a step-by-step guide
To buy a business in the UK, set your criteria and budget, get an early view on funding, find a target, sign a confidentiality…
How UK SMEs are valued: earnings multiples on adjusted EBITDA, add-backs, DCF, asset and fee-based methods, what moves the multiple and why lenders care.
A UK small or medium-sized business is usually valued by applying a multiple to its adjusted, maintainable profit (often EBITDA), then cross-checking the answer against the value of its assets and, where the business is a practice, against its recurring fees. There is no single correct figure: valuation produces a defensible range, and the price is what a buyer and seller agree within it. This guide is for owners thinking about a sale and for buyers testing an asking price before they look for funding. Smart Funding Solutions is a broker, not a lender. We arrange acquisition finance from around £10,000 to £500,000+, with larger facilities available in suitable cases, and the way lenders look at value shapes how much of any price can be borrowed.
Most SME valuations use an earnings multiple as the main method, with discounted cash flow and asset-based methods used to check or replace it where earnings are not the best guide. Each answers a slightly different question, so advisers often run more than one.
| Method | What it measures | Best suited to | Main weakness |
|---|---|---|---|
| Earnings multiple | Maintainable profit multiplied by a factor that reflects risk and growth | Established, profitable trading businesses | Very sensitive to how profit is adjusted and which multiple is chosen |
| Discounted cash flow (DCF) | Today's value of forecast future cash flows | Businesses with predictable contracts or clear growth plans | Small changes in forecasts or discount rate move the answer a long way |
| Asset-based | Net assets at book or realisable value | Property-rich, asset-heavy or loss-making businesses | Ignores goodwill and earning power |
| Recurring revenue or fee multiple | Annual recurring fees multiplied by a factor | Accountancy, IFA, insurance broking and similar practices | Can hide poor margins if used without a profit check |
An earnings multiple values a business as a number of years of its sustainable profit, so the most important step is working out what that profit really is. Valuers rarely use the figure in the filed accounts as it stands. They calculate adjusted or maintainable EBITDA (earnings before interest, tax, depreciation and amortisation) or adjusted operating profit, which is the profit a new owner could expect to earn year after year.
Normalisation removes items that would not continue under new ownership and adds costs a new owner would have to bear. Typical adjustments include:
Buyers and their accountants test every add-back. An adjustment that cannot be evidenced is usually rejected, which is why quality of earnings work forms a large part of due diligence when buying a business.
The multiple reflects how risky and how durable those earnings are. Small owner-managed businesses tend to sit towards the lower end of the range seen in private company deals, while larger businesses with strong management, contracted income and growth attract higher multiples. Advisers look at comparable transactions in the same sector where they can find them, but published data on small private deals is limited, so judgement plays a big part. Be wary of any single sector multiple quoted without context.
A discounted cash flow valuation forecasts the cash the business will generate over a period, usually five years, and discounts it back to today using a rate that reflects risk. A terminal value is added for the years beyond the forecast. DCF is rigorous in principle and useful for businesses with long contracts or a clear investment plan, but for most owner-managed SMEs the forecasts are too uncertain to rely on alone. It is more often used as a sense check on an earnings-based figure.
An asset-based valuation adds up what the business owns, less what it owes, and is most relevant where assets rather than profits drive value. Freehold property, plant, stock and debtors are restated at current or realisable values rather than book values. This method suits property-rich businesses, holding companies and loss-making businesses, and it sets a floor for value in many trading companies. Where a business owns its premises, the property is often valued separately and the trading business valued on its earnings after a market rent. Care homes are a good example of a sector where trading and property combine, covered in our guide to how to value a care home.
Professional practices are often priced as a multiple of their annual recurring fees, because the client bank is the main asset and fees tend to repeat each year. In accountancy, for example, a practice may be described in terms of a multiple of gross recurring fees, adjusted for the mix of compliance and advisory work, fee levels, client age profile and how much depends on the outgoing partner. Experienced buyers still check the profit the fees produce, because two practices with the same fee income can have very different margins.
The guides to selling an accountancy practice, selling a dental practice and selling a pharmacy explain how value is assessed in those sectors. If you are buying, our page on practice acquisition finance covers how lenders fund client banks and goodwill. In one completed case, we arranged a £137,500 facility for an established accountancy firm buying another practice, where much of the value lay in the client bank, recurring fees and goodwill; see the accountancy practice acquisition case study.
The multiple rises when earnings look durable and transferable, and falls when they depend on a few customers, the owner or conditions that may not last. The checklist below sets out the factors buyers and lenders weigh.
| Factor | Tends to support a higher multiple | Tends to reduce the multiple |
|---|---|---|
| Customer concentration | Broad customer base, no single customer dominant | One or two customers account for a large share of sales |
| Owner dependence | Management team runs the business day to day | Relationships, pricing or know-how sit with the owner |
| Recurring income | Contracts, subscriptions or repeat annual fees | Project-by-project or one-off sales |
| Quality of earnings | Clean accounts, few add-backs, monthly management information | Heavy adjustments, late or inconsistent accounts |
| Growth | Steady, evidenced growth with a credible plan | Flat or declining sales, growth only in forecasts |
| Sector | Resilient demand, regulated barriers to entry | Cyclical, highly competitive or exposed to a single input cost |
| Size | Larger profit base and deeper team | Very small, owner-run operation |
| Working capital | Predictable, normal level delivered at completion | Volatile needs or a run-down position at sale |
Lenders care about valuation because it tells them how much the buyer is paying relative to the earnings that will repay the debt, but they size the loan on those earnings, not on the price. A lender will typically ask what the business can afford to repay from cash flow after the new owner's salary, tax and capital spending, with headroom for a weaker year. That gives a maximum level of senior debt. If the price is higher than the debt plus the buyer's money, the gap has to be closed with deferred consideration, other forms of finance or a lower price.
This is why an inflated valuation causes problems at the funding stage. A seller may hold out for a figure based on a record year, but lenders will look at maintainable earnings and may treat some add-backs more cautiously than the seller's adviser. Our guide to the deposit needed to buy a business explains how the buyer's contribution and other layers fill the difference.
Valuation, price and lendable amount are three different numbers, and confusing them is one of the most common causes of failed deals.
Structure can bridge the gap. A seller who wants a higher headline price may accept part of it through vendor finance or deferred consideration, paid over time once the lender has been served. In practices, specialist goodwill finance can lend against the client bank where there are few hard assets.
Illustration only. The figures below are hypothetical and rounded, chosen to show the arithmetic rather than to suggest a market multiple. A distribution business reports profit before tax of £300,000.
| Step | Amount |
|---|---|
| Reported profit before tax | £300,000 |
| Add back interest and depreciation | £60,000 |
| Add back owner's spouse's salary (no role in the business) | £30,000 |
| Add back one-off legal costs | £20,000 |
| Deduct market salary for a managing director, less the owner's current pay | (£60,000) |
| Adjusted maintainable EBITDA | £350,000 |
If buyer and seller agree that a multiple of four is fair for this business, the enterprise value is £1,400,000. That figure assumes the business is sold cash-free and debt-free with a normal level of working capital, so the seller would receive more if there is surplus cash and less if there are borrowings to repay. A lender might then assess how much senior debt £350,000 of EBITDA can support after tax, capital spending and the new owner's costs, and the answer may be well below the price, leaving the rest to the buyer's own money and seller finance.
A reliable valuation comes from clean financial information, realistic adjustments and an adviser who understands your sector. Prepare at least three years of accounts, current management accounts, a list of proposed add-backs with evidence, customer and contract data and a summary of the management team. Sellers often instruct a corporate finance adviser or accountant; buyers commission their own financial due diligence before committing. The ICAEW publishes guidance and can help you find chartered accountants with corporate finance experience.
This guide is general information, not financial advice. Lenders set their own criteria, rates and terms, and all finance is subject to status.
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Both appear. Larger SMEs are usually valued on adjusted EBITDA, which allows comparison regardless of how the business is financed. Very small owner-run businesses are sometimes valued on adjusted net profit or seller's discretionary earnings. What matters is that the multiple used matches the profit measure, because a multiple applied to EBITDA is not interchangeable with one applied to profit after interest and depreciation.
Turnover on its own rarely drives the valuation of a trading business, because two businesses with the same sales can earn very different profits. It matters more in practices priced on recurring fees and in early-stage businesses that are not yet profitable. Buyers and lenders will still look at the margin behind the turnover before agreeing a figure.
An earn-out ties part of the price to future performance, which lets a buyer and seller agree a higher potential headline value without the buyer paying for growth that may not arrive. The valuation itself does not change, but the risk shifts. Lenders usually want earn-out payments to rank behind their debt and to be affordable only from surplus cash.
A formal valuation is not compulsory, but an independent view helps you set a realistic asking price and spot weaknesses a buyer will raise. It is also useful when shareholders disagree, for tax planning or when a partner is leaving. Buyers will still form their own view, so evidence for your adjustments matters more than the headline number in any report.
Lenders do not usually value the business formally. They assess how much debt its cash flow can safely service and what security is available, and they may disregard add-backs they cannot verify. A good price for a strategic buyer who expects cost savings can still look expensive to a lender that only credits savings once they have been achieved.

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