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. Plumbers and heating engineers
  3. Coleraine

Plumbers and heating engineers · Coleraine

Plumbers and heating engineers in Coleraine

13 active plumbing and heating companies registered in Coleraine, County Londonderry, with the date each one's next accounts are due at Companies House.

CompanySinceAccounts due
Acesof Ltd202629 Apr 2028 (in 565 days)
BD Mullan Plumbing & Heating Ltd201831 Aug 2027 (in 323 days)
Carnview Plumbing & Heating Ltd202131 Dec 2026 (in 80 days)
Cassidy Bros. (Plumbing & Heating) Limited200831 Dec 2026 (in 80 days)
Cassidy Plumbing & Heating Ltd202517 Aug 2027 (in 309 days)
Causeway Leak Detection Ltd201931 Mar 2027 (in 170 days)
DJM Plumbing Ltd201730 Dec 2026 (in 79 days)
Gilmore Plumbing Ltd201131 Mar 2027 (in 170 days)
M-Tech Mechanical Ltd201831 May 2027 (in 231 days)
Mem Plumbing Ltd200931 Jul 2027 (in 292 days)
P & H Services (Mechanical) Limited200331 Dec 2026 (in 80 days)
PJ Mullan & Sons Ltd200330 Nov 2026 (in 49 days)
PMF Plumbing & Heating Services Ltd201630 Nov 2026 (in 49 days)

Plumbing and heating companies in Coleraine in numbers

From the Companies House register and filed balance sheets, as of 1 Oct 2026. The longest-established is PJ Mullan & Sons Ltd, incorporated in 2003.

Companies
13
Active, small or micro accounts
New in the last 12 months
2
15% of the total
Typical net assets
£49K
Median of 11 latest balance sheets
Typical size
2 employees
Median average headcount
Accounts due in the next 3 months
6
Companies House deadlines

Still trading, by year incorporated

Active plumbing and heating companies in Coleraine by year of incorporation0122017: 1 incorporated (still active)120172018: 2 incorporated (still active)220182019: 1 incorporated (still active)120192020: 0 incorporated (still active)020202021: 1 incorporated (still active)120212022: 0 incorporated (still active)020222023: 0 incorporated (still active)020232024: 0 incorporated (still active)020242025: 1 incorporated (still active)120252026: 1 incorporated (still active)12026
Active plumbing and heating companies in Coleraine by year of incorporation0122017: 1 incorporated (still active)1'172018: 2 incorporated (still active)2'182019: 1 incorporated (still active)1'192020: 0 incorporated (still active)0'202021: 1 incorporated (still active)1'212022: 0 incorporated (still active)0'222023: 0 incorporated (still active)0'232024: 0 incorporated (still active)0'242025: 1 incorporated (still active)1'252026: 1 incorporated (still active)1'26

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

About plumbing and heating companies

Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.

Other trades in Coleraine

Run a Coleraine company?

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