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Data / UK companies / Northern Ireland / Castlewellan

Companies in Castlewellan: 389 live UK companies by industry

389 live companies are registered in Castlewellan, Northern Ireland, in the Companies House snapshot dated 1 November 2026. 48 were incorporated in the last 12 months and 16 have an accounts due date that had passed.

SpecStream is the live web data engine for teams and agents. It reads the Companies House free company data every month, and this page is that reading. Ask for the companies you track by industry, place or incorporation date and each new company, strike off proposal or overdue accounts date arrives in your sheet, CRM, Slack or agent.

Get companies in CastlewellanWatch new incorporations in Castlewellan
  • 389Live companies
  • 48Incorporated in the last 12 months
  • 16Accounts overdue
  • 20Strike off proposed
  • Northern IrelandRegion

Incorporations per year

Companies incorporated in each year that are still live in the 1 November 2026 snapshot. Companies that closed earlier are not counted, so older years read low.

Year incorporatedLive companies
202214
202314
202436
202536
2026 so far45

Biggest industries

A link opens the page for that industry in this town where 100 or more companies list it.

IndustrySIC codeLive companies
Other letting and operating of own or leased real estate6820939
Construction of domestic buildings4120229
Development of building projects4110015
Construction of commercial buildings4120115
Other specialised construction activities n.e.c.4399915
Buying and selling of own real estate6810015
Plumbing, heat and air-conditioning installation4322012
Electrical installation4321011
Activities of other holding companies n.e.c.6420911
Residents property management9800010
Joinery installation433209
Mixed farming015008
Construction of other civil engineering projects n.e.c.429908
Other service activities n.e.c.960908
Site preparation431207
Take-away food shops and mobile food stands561037
Information technology consultancy activities620207
Other building completion and finishing433906
Management consultancy activities other than financial management702296
Production of electricity351105
Management of real estate on a fee or contract basis683205
Accounting and auditing activities692015
Other business support service activities n.e.c.829905
Other human health activities869005
Other sports activities931995
Maintenance and repair of motor vehicles452004
Non-specialised wholesale trade469004
Retail sale in non-specialised stores with food, beverages or tobacco predominating471104
Other retail sale in non-specialised stores471904
Other holiday and other collective accommodation552094
Unlicensed restaurants and cafes561024
Business and domestic software development620124
Activities of head offices701004
Engineering related scientific and technical consulting activities711224
Artistic creation900304
Hairdressing and other beauty treatment960204
Other construction installation432903
Retail trade of motor vehicle parts and accessories453203
Wholesale of other fuels and related products467193
Freight transport by road494103

Newest companies in Castlewellan

Newest first. Each row links to the Companies House record.

CompanyNumberIncorporatedAccounts dueStatusSource
McNally Fitness LtdNI74485127 October 202627 July 2028Activefind-and-update.company-information.service.gov.uk
Haircut by OZZ LimitedNI74470821 October 202621 July 2028Activefind-and-update.company-information.service.gov.uk
DL Wind Turbine Services LtdNI74460018 October 202618 July 2028Activefind-and-update.company-information.service.gov.uk
Reform’D Pilates Studio LtdNI7442515 October 20265 July 2028Activefind-and-update.company-information.service.gov.uk
JB Property Services (IRE) LtdNI7442021 October 20261 July 2028Activefind-and-update.company-information.service.gov.uk
Jenny McGovern LtdNI74395022 September 202622 June 2028Strike off proposedfind-and-update.company-information.service.gov.uk
Tanomura Food Group LtdNI74374314 September 202614 June 2028Activefind-and-update.company-information.service.gov.uk
RCM&M LtdNI74369611 September 202611 June 2028Activefind-and-update.company-information.service.gov.uk
OGM26 LtdNI7434793 September 20263 June 2028Activefind-and-update.company-information.service.gov.uk
Imageocean LimitedNI74325225 August 202625 May 2028Activefind-and-update.company-information.service.gov.uk
Treadline Tyre & Auto Services LtdNI74300514 August 202614 May 2028Activefind-and-update.company-information.service.gov.uk
CB Fire Compliance LimitedNI74245424 July 202624 April 2028Activefind-and-update.company-information.service.gov.uk
Bikelab Retail LtdNI74172025 June 202625 March 2028Activefind-and-update.company-information.service.gov.uk
Patricia O'Rourke LimitedNI74165623 June 202623 March 2028Activefind-and-update.company-information.service.gov.uk
Killough Bay Oysters LtdNI74134810 June 202610 March 2028Activefind-and-update.company-information.service.gov.uk
Ocean Palace 2026 LtdNI74133110 June 202610 March 2028Activefind-and-update.company-information.service.gov.uk
Amatanning LtdNI7413219 June 20269 March 2028Activefind-and-update.company-information.service.gov.uk
Nexhyr LtdNI7411623 June 20263 March 2028Activefind-and-update.company-information.service.gov.uk
Gael Song Media LimitedNI74099128 May 202628 February 2028Activefind-and-update.company-information.service.gov.uk
Drumman Hall LimitedNI74084121 May 202621 February 2028Activefind-and-update.company-information.service.gov.uk
The Fionngribb LtdNI7403445 May 20265 February 2028Activefind-and-update.company-information.service.gov.uk
Impact Youth Strategy LtdNI74017729 April 202629 January 2028Activefind-and-update.company-information.service.gov.uk
Mmcalern LimitedNI73993020 April 202620 January 2028Activefind-and-update.company-information.service.gov.uk
Lucky EP 88 LtdNI73990719 April 202619 January 2028Activefind-and-update.company-information.service.gov.uk
CEA Joinery LtdNI73981315 April 202615 January 2028Activefind-and-update.company-information.service.gov.uk
NI.CBR LtdNI73974614 April 202614 January 2028Activefind-and-update.company-information.service.gov.uk
S.D.E Electrical Systems LtdNI73963710 April 202610 January 2028Activefind-and-update.company-information.service.gov.uk
Jam Civils & Utilities LtdNI73902520 March 202620 December 2027Activefind-and-update.company-information.service.gov.uk
JMH Electric LtdNI73894618 March 202618 December 2027Activefind-and-update.company-information.service.gov.uk
B McVeigh Mechanical LtdNI73891118 March 202618 December 2027Activefind-and-update.company-information.service.gov.uk
Dundrinne Properties LimitedNI73885916 March 202616 December 2027Activefind-and-update.company-information.service.gov.uk
Dundrinne Developments LimitedNI73885716 March 202616 December 2027Activefind-and-update.company-information.service.gov.uk
Macmillan Training Partnership LtdNI73882516 March 202616 December 2027Activefind-and-update.company-information.service.gov.uk
Red Kite Wholesale LtdNI7385004 March 20264 December 2027Activefind-and-update.company-information.service.gov.uk
Bell Motor Repairs LtdNI7384593 March 20263 December 2027Activefind-and-update.company-information.service.gov.uk
S&C Retail LtdNI7384263 March 20263 December 2027Activefind-and-update.company-information.service.gov.uk
Cisco Plumbing & Heating LtdNI73809420 February 202620 November 2027Activefind-and-update.company-information.service.gov.uk
Savage Construction & Contracts LtdNI73806919 February 202619 November 2027Activefind-and-update.company-information.service.gov.uk
Beauty on the Square Academy LtdNI73802318 February 202618 November 2027Activefind-and-update.company-information.service.gov.uk
Friends of Castlewellan Arboretum LtdNI7375864 February 20264 November 2027Activefind-and-update.company-information.service.gov.uk

Updated November 7, 2026. Read from Companies House Free Company Data Product. Contains public sector information licensed under the Open Government Licence v3.0. Counts are of live companies in the Companies House snapshot dated 1 November 2026. The snapshot holds basic company data only: no officers and no persons with significant control. A company is counted under each SIC code it lists, up to four. A region is the part of the UK a postcode area mostly falls in. This page uses Companies House data and is not endorsed by Companies House. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.