UK companies in Derry
Derry is Northern Ireland's second city, with manufacturing, education and digital firms. 4,249 active companies have their registered office here, and 539 new ones were set up in the last twelve months.
Key facts
- 4,249 active companies are registered to a Derry post town on the Companies House snapshot of August 2026.
- 539 new companies started here in the last twelve months, about 45 a month, and 41 in August 2026.
- The most common code is Other letting and operating of own or leased real estate (SIC 68209), with 323 companies.
- The busiest postcode districts are BT48, BT47, BT52, BT51.
New companies in Derry
539 new companies were set up with a Derry registered office in the last twelve full months, about 45 a month. 41 of them were set up in August 2026. That sits on top of 4,249 active companies already registered here.
What the new ones do: Other letting and operating of own or leased real estate leads, with 32 new companies in the year.
Selling to new Derry companies
A company in its first months is still choosing who it works with. Reaching it then, with a short email that names what it has just started, is often the easiest time to win them as a client.
- Marketing agenciesA new company needs a website, a logo and its first customers, usually before it has picked anyone to help.
- AccountantsEvery new company owes a first set of accounts and a confirmation statement, and many have no accountant yet.
- IT and software firmsEmail, devices and security get set up in the first months, and the choices made then tend to stick.
- Insurance brokersEmployers' liability, professional indemnity and van cover are bought early, often in a hurry.
- RecruitersThe first hires come quickly once a new company wins work.
Leadistry reads the new Derry registrations every morning, keeps the ones with a working website and a real email, and writes the first email for you to approve. The first 25 leads are free.
Get new Derry companies as leadsThe most registered SIC codes in Derry
Counting active companies whose registered office is a Derry post town, these are the codes that come up most often on the August 2026 Companies House snapshot. Other letting and operating of own or leased real estate leads with 323 companies. It is worth reading against the sectors below: the authored view is what Derry is known for, this is what its companies actually filed.
- 68209Other letting and operating of own or leased real estate323
- 68100Buying and selling of own real estate228
- 41100Development of building projects136
- 70229Other management consultancy activities (not financial)125
- 41202Construction of domestic buildings95
- 64209Activities of other holding companies n.e.c.91
- 96090Other service activities n.e.c.80
- 82990Other business support service activities n.e.c.79
Pick a code, then narrow by postcode and date. Every company you pull carries a working website and a real email, and we never charge for the ones we cannot complete.
Why do these counts add up to more than the total?
A company may register up to four SIC codes and these counts include every position, so a business filed under two of them appears twice.
Dominant sectors in Derry
Postcode filter
To target Derry on Leadistry, set the postcode prefix filter to:
BT48, BT47, BT52, BT51, BT45, BT49The search returns companies with a registered office in any of these postcode areas. Add a SIC code filter from the table above to narrow by sector.
About Derry on Companies House
How many companies are registered in Derry?
4,249 active companies have a registered office in Derry, counted from the Companies House snapshot of August 2026. Dissolved companies are not counted.
How many new businesses start in Derry each month?
539 new companies were set up in Derry in the last twelve full months, about 45 a month. 41 were set up in August 2026.
What do new Derry companies do?
The most common code among companies set up in Derry in the last year is Other letting and operating of own or leased real estate (SIC 68209), with 32 of them. Next come Buying and selling of own real estate and Retail sale via mail order houses or via the internet.
How do I reach new Derry companies before anyone else?
Set a Leadistry agent to the Derry postcode districts (BT48, BT47, BT52) and the trades you sell to. Each morning it finds the new companies that match, checks each one has a working website and a real email, and writes the first email for you to read and approve.
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