How to Choose a Domain Name for Your UK Business
You will read your domain name out loud more times than you can imagine. Down the phone to a customer with a drill running in the background. Across a counter. To someone typing it into their phone with one hand while holding a toddler with the other. That single fact — that it has to survive being spoken — should shape almost every decision you make about it.
Most guides to choosing a domain name turn into a list of clever branding ideas. This one won’t. For a small UK business the job is far more boring and far more useful than that: pick something short, spellable and permanent, get it registered in your own name, and get on with the work.
Start with your business name
The default answer, and the right one nine times out of ten, is: your business name with the spaces taken out. If you trade as Wilson & Sons Roofing, then wilsonroofing.co.uk is the obvious choice, and obvious is exactly what you want. Customers who half-remember your name should be able to guess their way to your website.
Where it gets interesting is when that exact name is taken — which, for anything containing common words, it usually is. You then have three sensible moves, in this order of preference:
- Add your town or county. wilsonroofingleeds.co.uk. This is the one we’d nudge most local businesses towards anyway. It tells a customer where you work before they’ve clicked, and it sits comfortably alongside the location signals in your local SEO.
- Add the trade. If wilson.co.uk is long gone, wilson-roofing is not the compromise it feels like — it’s clearer.
- Shorten your own name. Drop the ”& Sons”, drop the “Ltd”. Nobody types Ltd.
What you should avoid is inventing a completely unrelated word because it happens to be available. A domain that doesn’t match the name on your van creates a small doubt every single time someone sees them side by side.
The five rules that actually matter
Everything else in this article is detail. These five are the ones that cost you money when you get them wrong.
Keep it short. Under about fifteen characters before the .co.uk is a good target. Long domains get mistyped, wrap awkwardly on business cards, and are miserable to read out.
Make it spellable on first hearing. The test: say it once to someone who has never heard your business name, and ask them to write it down. If they hesitate, it’s the wrong name. This rules out clever misspellings (Kwik, Xtra, Fone), silent letters and anything where a customer has to ask “is that with a K or a C?”
No hyphens, no numbers. Hyphens vanish when spoken — “wilson dash roofing” is not something anyone will remember. Numbers are worse, because the listener has to guess whether you meant “4” or “four”. If the only version left is hyphenated, that’s usually a sign to change the name rather than to accept the hyphen.
Check the accidental readings. Run the letters together and read them fresh. Plenty of businesses have registered a domain and only discovered afterwards what it spells. It costs you nothing to look.
Pick one you can live with for a decade. Changing your domain later means changing your email address, your signage, your Google Business Profile, your listings, and every link anyone has ever made to you — and you’ll lose some search visibility in the move even when it’s done well. Treat it as permanent, because in practice it nearly is.
.co.uk or .com?
For a business serving UK customers, .co.uk is the straightforward answer. It reads as local, it’s usually cheaper, and there’s no meaningful search penalty for choosing it. The main reasons to reach for .com are if you sell internationally, if you’re building a brand rather than a local service, or if you simply want to own both.
| Ending | Best for | Worth knowing |
|---|---|---|
| .co.uk | UK local and national businesses | The trusted default here. Signals to a customer that you’re British before they click. |
| .com | International trade, product brands | More competition for names, and typically the pricier of the two. |
| .uk | An alternative when .co.uk is taken | Perfectly valid, but still less familiar to older customers reading it off a van. |
| .org.uk / .net | Charities, membership bodies, technical projects | Wrong signal for a trading business. Avoid unless it genuinely fits. |
Registration costs vary quite a bit by registrar and move around year to year, but a .co.uk is generally the cheapest business expense you’ll ever have — a single-figure to low-double-figure sum annually is typical, with .com usually costing more. Ignore the introductory first-year price and look at what it renews at.
Should you buy both .co.uk and .com? Only if the .com is cheap and you’d be genuinely annoyed if a competitor took it. Point the spare at your main site and forget about it.
The traps that actually cost people money
Trademarks. Availability is not permission. If a name is registered as a trademark in your sector, registering the matching domain can end with a solicitor’s letter and a forced handover. A search of the UK Intellectual Property Office register takes ten minutes and is free.
Registering it in someone else’s name. This is the big one, and we see it constantly. A helpful nephew, a previous designer or an agency registers the domain on their own account, with their own card, and years later you cannot move, sell or renew your own web address without their cooperation. The domain must be registered to you, in an account you can log into. Insist on it, whoever builds your site.
Forgetting it renews. A lapsed domain can be picked up by anyone, including people who make a living out of holding them to ransom. Turn auto-renew on and keep the card on file current.
Choosing before you’ve checked the whole picture. Before you commit, check that a matching social handle is roughly available and that your email address will read sensibly — remember hello@yourdomain.co.uk has to be spoken aloud too. Domains and email come as a pair, which we go into properly in does your business need its own email address.
Registering it properly
Search for the name on a reputable registrar, buy it for the longest term you’re comfortable with, switch on auto-renew, and add privacy protection so your home address isn’t published in the public register. That’s the whole job — it takes about five minutes and it is the single foundation stone everything else sits on, because your website and your email both live on top of it.
Here’s where we declare our interest: we build websites for UK businesses, and our free-website offer includes a free .co.uk domain registered for you, with the site built from your Google Business Profile and live within 48 hours of that domain being registered. If you’d rather not deal with any of the above yourself, you can see how the free website offer works.
The short version
Say it out loud. Keep it short. Spell it the boring way. Put your town in it if the plain version has gone. Skip hyphens and numbers, check the trademark register, and make absolutely certain it’s registered in your name and not somebody else’s.
Then stop deliberating and buy it. The perfect domain name has never won anyone a job — but a memorable one has saved plenty of customers from giving up and ringing someone else.