Most first-time buyers have a number in their head, some vague, terrifying figure they've invented to justify doing nothing. The fog around what this actually costs stops more buyers than the process ever does, more than the risk, more than the competition. So let's deal with it directly.
Quick answer: Buying a small UK business typically costs between £50,000 and £500,000 for the purchase price itself, with additional professional fees of roughly £15,000–£30,000 on top. The total depends heavily on business size, how you finance it, and what the seller agrees to. Read on for a full breakdown by size, or skip to what the hidden costs actually are.
What does it actually cost to buy a small business in the UK?
The purchase price of a small business is not a fixed number. Sellers and buyers calculate it using a multiple of how much profit the business makes each year. "Profit" in this context usually means EBITDA: earnings before interest, tax, depreciation, and amortisation. In plain English, roughly how much cash the business generates before the taxman and the bank take their share.
The EBITDA multiple paid for a UK SME with around £200,000 of annual profit sits at roughly 3.8 times earnings, while a business generating £5,000,000 in annual profit commands a multiple of around 7.1 times. That gap matters enormously for first-time buyers, because you are almost certainly looking at the smaller end of the market. And that is where multiples are most affordable.
Here is what that looks like in practice, across three typical size bands:
Small lifestyle or trade business (annual profit of £50,000–£150,000): Purchase price roughly £150,000–£600,000. These are the trades businesses, small professional services firms, and owner-run retail or hospitality businesses that change hands every year across the UK.
Established SME (annual profit of £150,000–£500,000): Purchase price roughly £600,000–£2,000,000. Many first-time buyers using a combination of bank finance and seller financing find this the most workable range.
Larger SME (annual profit of £500,000+): Purchase price of £2,000,000 and upwards. Typically requires institutional funding or a strong balance sheet.
According to the Dealsuite M&A Monitor for H1 2025, the average EBITDA multiple in the UK and Ireland mid-market now stands at 5.3 times. For smaller businesses, the kind most first-time buyers target, expect multiples closer to 3 to 4 times annual profit, reflecting the higher risk that comes with owner-dependency and thinner management layers.
Within the ExitLeads database of 74,711 verified UK acquisition targets, businesses have been trading for an average of 14.5 years, and the average age of the oldest director is 59.6. Many of these are owner-founders approaching retirement, which means motivated sellers. Motivated sellers are often willing to be flexible on price and payment terms.
What are the hidden costs beyond the purchase price?
This is where most first-time buyers get a nasty surprise. The sticker price is just the beginning. Budget for all of the following on top.
Legal fees. You are unlikely to find a law firm that charges less than £8,000 plus VAT for even the simplest deal. For transactions under £2 million, legal fees more typically run from £12,000 to £20,000 plus VAT. These cover drafting the purchase agreement, carrying out legal checks on the business, and making sure the deal completes cleanly. Law firms in major cities charge more than those based elsewhere in the UK.
Financial due diligence. Checking that what the seller has told you is actually true means examining three years of accounts, tax records, contracts, and everything else that could affect what you are paying. For SME deals, it typically takes four to eight weeks and costs anywhere from £5,000 to £15,000. On more complex transactions, that figure rises substantially.
Accountant fees. Your accountant will review the business financials as part of due diligence, covering financial, legal, and operational assessments of the target. Budget £3,000–£8,000 for a qualified accountant's review of a typical small business.
Stamp duty. How you structure the purchase determines what you pay here. On a share purchase, you pay 0.5% of the transaction value, so on a £500,000 deal, that is £2,500. If commercial property is included, Stamp Duty Land Tax applies at rates ranging from 0% to 5% depending on the property value. Transfers of goodwill or intellectual property attract no stamp duty, so deal structure matters a great deal.
Working capital buffer. Buyers overlook this one most often. After completion, there will be a gap between paying your suppliers and receiving payment from your customers. Hold at least one to three months of running costs in reserve.
A realistic all-in budget for buying a business priced at £300,000, including all professional fees and a working capital buffer, sits between £340,000 and £380,000.
A concrete example: Business A vs Business B
Here is why the numbers vary so much in practice.
Business A is a sole-director plumbing and heating firm generating £80,000 of annual profit. Two employed engineers, a small van fleet, eleven years of trading. The owner is 64 and wants to retire. Applying a 3.5x multiple (appropriate for its size and owner-dependency), the asking price is £280,000. Legal fees: £12,000. Financial due diligence: £6,000. Accountant review: £4,000. Stamp duty on shares: £1,400. Working capital buffer: £20,000. Total cost: roughly £323,400.
Business B is a regional professional services firm generating £350,000 of annual profit with a management team of four and recurring contracts across fifty clients. Applying a 5x multiple, the asking price is £1,750,000. Legal fees: £20,000. Financial due diligence: £15,000. Accountant review: £10,000. Stamp duty on shares: £8,750. Working capital buffer: £60,000. Total cost: roughly £1,863,750.
The gap is significant, but so is the income. Business A might generate £80,000 per year for its new owner. Business B's recurring contracts could generate £350,000. Worth noting: the multiple reflects the lower risk attached to a business with diversified clients and a real management layer, not just the raw profit figure. That distinction matters when you are deciding how much to stretch your budget.
Do I need all the cash myself?
Most people assume they do. They shouldn't.
Most UK small business acquisitions are funded using a combination of sources, not a single pot of money drawn from your savings. Bank acquisition loans, seller financing (where the seller accepts payment in instalments over time), and asset-backed lending all reduce the cash a buyer needs upfront.
The British Business Bank's Growth Guarantee Scheme, launched in July 2024, supports facility sizes of up to £2 million with a 70% government-backed guarantee. Lenders take on less risk and are more willing to fund acquisitions for buyers who might not qualify for a conventional commercial loan. Explore your options via the British Business Bank's finance finder at british-business-bank.co.uk.
Seller financing is particularly common when buying from a retiring owner. 50.7% of businesses in the ExitLeads database of 74,711 UK companies have their oldest director aged 60 or above. Sellers in that position often care more about a smooth handover than squeezing every pound from the sale, which creates real room to negotiate a structure that reduces your upfront cash requirement.
For a deeper look at funding a deal with less cash up front, read Can You Buy a Business With No Money Down UK?
How to budget your acquisition: a practical step-by-step
Here is how to approach the numbers before you ever make an offer.
- Identify your target size. Decide on the annual profit range you're looking for. Smaller businesses have lower multiples and are more accessible for first-time buyers.
- Estimate the purchase price range. Multiply your target annual profit figure by 3 to 5 to get a realistic price range for a small UK business. Starting point, not a ceiling.
- Add professional fees. Budget a minimum of £20,000 in legal and due diligence costs on top of the purchase price. For deals above £500,000, budget £30,000–£40,000.
- Calculate stamp duty. Buying shares? Multiply the purchase price by 0.5% to get the stamp duty figure. If property is involved, use HMRC's SDLT calculator at gov.uk.
- Add a working capital buffer. Take the business's monthly costs and multiply by two. Put that amount aside before you complete.
- Work out your financing gap. Subtract what you can put in yourself from your total budget. The gap is what you need to cover via bank finance, seller financing, or a combination of both.
- Speak to an ICAEW-registered accountant. The ICAEW Business Advice Service can connect you with a qualified adviser who specialises in business purchases. Getting this conversation in place early is worth far more than the cost.
Step six is where most people freeze. They work through the maths, see the financing gap, and stop. That gap is not a dead end. It is a negotiation. Sellers, brokers, and lenders deal with that gap every day, and you are not the first person to face it.
Is buying an established business actually cheaper than starting from scratch?
Often, yes, and the risk profile is genuinely different. Buying a business that has been trading for over a decade means acquiring a customer base, an existing team, a track record of income, and systems that already work. Starting from scratch means buying a hope.
Small businesses are more owner-dependent, have thinner management layers, and are less resilient to customer loss. All of that increases risk for the buyer and pushes multiples lower. That is actually an opportunity. The features that make a business more affordable are often the exact things you, as a new owner, can improve. Most buyers don't see it that way at first, but it's worth sitting with.
Businesses in the ExitLeads database average 14.5 years of trading history. That is more than a decade of proof that the business can survive recessions, staff changes, and shifting markets. No startup can offer that.
For the full picture on risk, read Is Buying an Established Business Actually Risky in the UK?
Frequently Asked Questions
How much does it cost to buy a small business in the UK on average? For a small owner-run business generating £50,000–£150,000 in annual profit, expect a total all-in cost (including professional fees and a working capital buffer) of roughly £200,000–£650,000. The purchase price itself depends on the profit multiple, which typically sits between 3x and 5x for smaller businesses.
Do you pay stamp duty when buying a business in the UK? Buying shares in a UK company means paying 0.5% of the transaction value. If commercial property is included in the deal, Stamp Duty Land Tax applies separately. Buying goodwill or intellectual property alone does not attract stamp duty.
What are typical legal fees when buying a business in the UK? Finding a law firm charging less than £8,000 plus VAT for a small, simple deal is unlikely. More typically, legal fees run from £12,000 to £20,000 plus VAT for transactions under £2 million. Complexity, location, and deal structure all affect the final figure.
Can I buy a business without putting in a large cash deposit? Seller financing, bank acquisition loans, and government-backed schemes like the British Business Bank's Growth Guarantee Scheme all help buyers fund deals without requiring the entire purchase price upfront. The proportion you need to contribute personally varies deal by deal, but 20% to 30% of the purchase price is a common starting point for discussions with lenders.
The numbers above should make one thing clear: buying a small UK business is not reserved for people with millions sitting in a bank account. It is a structured transaction with predictable costs, real financing options, and a market full of sellers who want to exit cleanly. The first step is not raising capital. It is finding the right opportunity.
Start by browsing verified acquisition targets at ExitLeads, a database of 74,711 UK businesses filtered for succession signals, so you can identify motivated sellers before they ever hit a public listing.