PricingHow It WorksWebsites
CT600 FilingCompanies House AccountsCompany Deadlines LookupWhat You Need to FileSelf AssessmentCIS ReturnsMaking Tax DigitalFree Tax Calculators
YappazineFree Tax CalculatorsHelp CentreFAQSupportOur Infrastructure
Jobs & leadsStripeMeta Lead AdsWhatsApp AITelegram
Tax filingHMRC (MTD)
Works with bothXeroQuickBooks
AboutPartner APIContactSecurityPrivacy PolicyTerms of Service
  1. Companies
  2. Towns
  3. Coleraine

Company directory · Coleraine

Trade and construction companies in Coleraine

208 active trade and construction companies registered in Coleraine, County Londonderry, by trade.

Trade companies in Coleraine in numbers

From the Companies House register and filed balance sheets, as of 1 Oct 2026. The longest-established is Simpson Developments Ltd, incorporated in 1996.

Companies
208
Active, small or micro accounts
New in the last 12 months
12
6% of the total
Typical net assets
£64K
Median of 159 latest balance sheets
Typical size
1 employee
Median average headcount
Accounts due in the next 3 months
65
Companies House deadlines

Still trading, by year incorporated

Active trade companies in Coleraine by year of incorporation010202017: 8 incorporated (still active)820172018: 18 incorporated (still active)1820182019: 14 incorporated (still active)1420192020: 8 incorporated (still active)820202021: 19 incorporated (still active)1920212022: 6 incorporated (still active)620222023: 9 incorporated (still active)920232024: 12 incorporated (still active)1220242025: 14 incorporated (still active)1420252026: 10 incorporated (still active)102026
Active trade companies in Coleraine by year of incorporation010202017: 8 incorporated (still active)8'172018: 18 incorporated (still active)18'182019: 14 incorporated (still active)14'192020: 8 incorporated (still active)8'202021: 19 incorporated (still active)19'212022: 6 incorporated (still active)6'222023: 9 incorporated (still active)9'232024: 12 incorporated (still active)12'242025: 14 incorporated (still active)14'252026: 10 incorporated (still active)10'26

Companies still active today, by the year they were incorporated; 2026 is the year so far.

Trades in Coleraine

Every company on these pages is an active private limited company that files small or micro-entity accounts. Each one has to deliver accounts to Companies House within 9 months of its year end, pay corporation tax 9 months and 1 day after it, and file a CT600 with HMRC within 12 months.

Run a company in Coleraine?

A.X.E.L Filing prepares your micro-entity accounts for Companies House and your CT600 for HMRC from one set of questions. £49 flat for both, no accountant, no subscription.

Start your filing
File accounts + CT600File now£49Let's talk