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Data / UK companies / Plumbing, heat and air-conditioning installation / Watford

Plumbing, heat and air-conditioning installation companies in Watford: 178 live companies

Updated November 7, 2026. Source: Companies House Free Company Data Product.

178 live companies registered in Watford list SIC code 43220, plumbing, heat and air-conditioning installation, in the Companies House snapshot dated 1 November 2026. 33 were incorporated in the last 12 months and 10 have an accounts due date that had passed.

The request: Every company registered in Watford with SIC code 43220, plumbing, heat and air-conditioning installation, incorporated since 2025, with registered address and accounts due dates. $10 of work on sign-up, no card.

Get plumbing, heat and air-conditioning installation companies in WatfordWatch new plumbing, heat and air-conditioning installation incorporations in Watford

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.

  • 178Live companies
  • 33Incorporated in the last 12 months
  • 10Accounts overdue
  • 13Strike off proposed
  • 1.0%Share of all companies in the town

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
202311
20249
202519
2026 so far26

Newest plumbing, heat and air-conditioning installation companies in Watford

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

CompanyNumberIncorporatedAccounts dueStatusSource
Forma Climate Ltd1754031624 October 202631 December 2027Activefind-and-update.company-information.service.gov.uk
Mildred Climate Ltd175090278 October 20268 July 2028Activefind-and-update.company-information.service.gov.uk
Velocity Mechanical Ltd1748210825 September 202625 June 2028Activefind-and-update.company-information.service.gov.uk
Coolnest Ltd1747668823 September 202623 June 2028Activefind-and-update.company-information.service.gov.uk
Jeservicesgroup Ltd1746192916 September 202616 June 2028Activefind-and-update.company-information.service.gov.uk
Appleby's Mechanical Services Ltd1745849714 September 202614 June 2028Activefind-and-update.company-information.service.gov.uk
CDP Mechanical Contracting Ltd174461178 September 20268 June 2028Activefind-and-update.company-information.service.gov.uk
Kenworx Plumbing & Heating Ltd1742522327 August 202627 May 2028Activefind-and-update.company-information.service.gov.uk
Atherstone Air Conditioning Limited1742419927 August 202627 May 2028Activefind-and-update.company-information.service.gov.uk
Everstead Building Services Ltd1739658712 August 202612 May 2028Activefind-and-update.company-information.service.gov.uk
MSMLR Ltd173836335 August 20265 May 2028Activefind-and-update.company-information.service.gov.uk
ON Demand Drainage Ltd1735506722 July 202622 April 2028Activefind-and-update.company-information.service.gov.uk
Landyk Refri Ltd1733622813 July 202613 April 2028Activefind-and-update.company-information.service.gov.uk
Metropolitan Renewables Limited1728279518 June 202618 March 2028Activefind-and-update.company-information.service.gov.uk
Gas ECO Heat Ltd172531811 June 20261 March 2028Activefind-and-update.company-information.service.gov.uk
PR Plumbing & Building Solutions Ltd1725019629 May 202629 February 2028Activefind-and-update.company-information.service.gov.uk
Gas Stuff Solutions Ltd1722237715 May 202615 February 2028Activefind-and-update.company-information.service.gov.uk
Coldquest Ltd1721806713 May 202613 February 2028Activefind-and-update.company-information.service.gov.uk
Meteor Fire Protection Ltd171397847 April 20267 January 2028Activefind-and-update.company-information.service.gov.uk
Allen Property Maintenance Limited171355092 April 20262 January 2028Activefind-and-update.company-information.service.gov.uk
AR Mechanical Engineering Ltd1713015731 March 202631 December 2027Activefind-and-update.company-information.service.gov.uk
Urantub Ltd1709371616 March 202616 December 2027Activefind-and-update.company-information.service.gov.uk
Atlan Engineering Ltd1708794312 March 202612 December 2027Activefind-and-update.company-information.service.gov.uk
Furmston Plumbing & Heating Ltd170785439 March 20269 December 2027Activefind-and-update.company-information.service.gov.uk
Lighthouse Electrical & Plumbing Ltd1699645628 January 202628 October 2027Activefind-and-update.company-information.service.gov.uk
Blocked UP Ltd1695854712 January 202631 December 2027Activefind-and-update.company-information.service.gov.uk
Nexgen Plumbing Solutions Ltd1692827923 December 202523 September 2027Activefind-and-update.company-information.service.gov.uk
Bluepeak Design & Build Ltd1692087818 December 202518 September 2027Activefind-and-update.company-information.service.gov.uk
Masterfix Heating & Building Ltd1690787712 December 202512 September 2027Activefind-and-update.company-information.service.gov.uk
Flow Speed Plumbing Ltd168980758 December 20258 September 2027Activefind-and-update.company-information.service.gov.uk
Watford Boiler Repair Ltd168861432 December 20252 September 2027Activefind-and-update.company-information.service.gov.uk
Watford ME Limited1687883827 November 202527 August 2027Activefind-and-update.company-information.service.gov.uk
Thermo Heating & Cooling Ltd1687373425 November 202525 August 2027Activefind-and-update.company-information.service.gov.uk
WS Contractors Ltd167690057 October 20257 July 2027Activefind-and-update.company-information.service.gov.uk
Smart Covers Ltd167667076 October 20256 July 2027Activefind-and-update.company-information.service.gov.uk
CF Analytics Ltd1671274812 September 202512 June 2027Activefind-and-update.company-information.service.gov.uk
Renewable Energy Heatworks Ltd1658207215 July 202515 April 2027Strike off proposedfind-and-update.company-information.service.gov.uk
SAI DRS Consruction Ltd1645641719 May 202519 February 2027Activefind-and-update.company-information.service.gov.uk
P a D Propipes Services Limited1639445817 April 202517 January 2027Strike off proposedfind-and-update.company-information.service.gov.uk
Ujetrans Ltd1638077310 April 202510 January 2027Activefind-and-update.company-information.service.gov.uk
Hydrohub Mechanical Ltd163703637 April 20257 January 2027Activefind-and-update.company-information.service.gov.uk
Clean NRG Solutions Ltd1633097720 March 202531 December 2027Activefind-and-update.company-information.service.gov.uk
D&D Precision Ductwork Ltd1632933819 March 202519 December 2026Activefind-and-update.company-information.service.gov.uk
Pearce and Smith Home Improvements Ltd1630321610 March 202510 December 2026Strike off proposedfind-and-update.company-information.service.gov.uk
Synrg Plumbing and Heating Ltd1626582520 February 202530 November 2027Activefind-and-update.company-information.service.gov.uk
Little Miss Plumbing and Heating Limited159462359 September 202431 December 2027Activefind-and-update.company-information.service.gov.uk
TSQ Building Service Ltd159371504 September 202430 June 2027Activefind-and-update.company-information.service.gov.uk
Straightfix Ltd1592769730 August 202431 May 2027Activefind-and-update.company-information.service.gov.uk
Critical Solutions Ltd1584944020 July 202430 April 2027Activefind-and-update.company-information.service.gov.uk
A&C Smart Services Ltd1559989128 March 202431 December 2027Activefind-and-update.company-information.service.gov.uk

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.