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

Plumbing, heat and air-conditioning installation companies in Southampton: 334 live companies

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

334 live companies registered in Southampton list SIC code 43220, plumbing, heat and air-conditioning installation, in the Companies House snapshot dated 1 November 2026. 37 were incorporated in the last 12 months and 26 have an accounts due date that had passed.

The request: Every company registered in Southampton 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 SouthamptonWatch new plumbing, heat and air-conditioning installation incorporations in Southampton

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.

  • 334Live companies
  • 37Incorporated in the last 12 months
  • 26Accounts overdue
  • 28Strike off proposed
  • 1.4%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
202215
202324
202424
202528
2026 so far31

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

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

CompanyNumberIncorporatedAccounts dueStatusSource
Ambient Abode Ltd1752199514 October 202614 July 2028Activefind-and-update.company-information.service.gov.uk
VK Plumbing & Bathrooms Ltd1751290712 October 202612 July 2028Activefind-and-update.company-information.service.gov.uk
PRG Installation Services Limited1747567323 September 202623 June 2028Activefind-and-update.company-information.service.gov.uk
BAM M.E.P Ltd1747393322 September 202622 June 2028Activefind-and-update.company-information.service.gov.uk
Cool Enterprises Ltd174432247 September 20267 June 2028Activefind-and-update.company-information.service.gov.uk
AMC Plumbing and Heating Ltd174429267 September 20267 June 2028Activefind-and-update.company-information.service.gov.uk
Hampshire Heating and Cooling Ltd1741772224 August 202624 May 2028Activefind-and-update.company-information.service.gov.uk
RJ Air Conditioning Systems Ltd1740230415 August 202615 May 2028Activefind-and-update.company-information.service.gov.uk
Dualzone Ltd173833285 August 20265 May 2028Activefind-and-update.company-information.service.gov.uk
S & J Heating & Cooling Ltd173240696 July 20266 April 2028Activefind-and-update.company-information.service.gov.uk
Luranco Mechanical Ltd172574892 June 20262 March 2028Activefind-and-update.company-information.service.gov.uk
Purer Air Limited1723483221 May 202621 February 2028Activefind-and-update.company-information.service.gov.uk
TEC Plumbing and Heating Ltd1722906819 May 202619 February 2028Activefind-and-update.company-information.service.gov.uk
Ecotech Mechanical Limited1720918310 May 202610 February 2028Activefind-and-update.company-information.service.gov.uk
Amiry Heating & Plumbing Ltd1717970624 April 202624 January 2028Activefind-and-update.company-information.service.gov.uk
SPB Plumbing Ltd1716958720 April 202620 January 2028Activefind-and-update.company-information.service.gov.uk
Hiwaplumbing Ltd171361613 April 20263 January 2028Activefind-and-update.company-information.service.gov.uk
West End Gas Limited171361253 April 20263 January 2028Activefind-and-update.company-information.service.gov.uk
Southern Multi Trade Ltd1709733417 March 202617 December 2027Activefind-and-update.company-information.service.gov.uk
KJT Plumbing Services Limited1708978613 March 202613 December 2027Activefind-and-update.company-information.service.gov.uk
New Forest Building & Maintenance Ltd1708226910 March 202610 December 2027Activefind-and-update.company-information.service.gov.uk
Emergency Plumbing and Drainage Ltd170704084 March 20264 December 2027Activefind-and-update.company-information.service.gov.uk
Everstrong Developments Limited1705223024 February 202624 November 2027Activefind-and-update.company-information.service.gov.uk
Hampshire Heat Solutions Ltd1702619111 February 202611 November 2027Activefind-and-update.company-information.service.gov.uk
Caldav Ltd170187147 February 20267 November 2027Activefind-and-update.company-information.service.gov.uk
M-Pro Services Limited1700403930 January 202630 October 2027Activefind-and-update.company-information.service.gov.uk
Designing and Building Limited1700396230 January 202630 October 2027Activefind-and-update.company-information.service.gov.uk
A & M Building & Home Adaption Specialists Limited1700345530 January 202630 October 2027Activefind-and-update.company-information.service.gov.uk
MPH South Ltd1700055230 January 202630 October 2027Activefind-and-update.company-information.service.gov.uk
Thermatech Home Services Ltd1697219819 January 202619 October 2027Activefind-and-update.company-information.service.gov.uk
Amps Power Construction Ltd1695444610 January 202610 October 2027Activefind-and-update.company-information.service.gov.uk
Brookfield Heating Ltd168925395 December 20255 September 2027Activefind-and-update.company-information.service.gov.uk
SHR Trading Ltd168879243 December 20253 September 2027Activefind-and-update.company-information.service.gov.uk
Rhendra Mechanical Services Ltd1687255225 November 202525 August 2027Activefind-and-update.company-information.service.gov.uk
Mekkmaster Boiler Repair Ltd1687147724 November 202524 August 2027Activefind-and-update.company-information.service.gov.uk
Victoria Plumbing & Bathroom Solutions Ltd1687075724 November 202524 August 2027Activefind-and-update.company-information.service.gov.uk
MF Plumbing Solutions Ltd1685818115 November 202515 August 2027Activefind-and-update.company-information.service.gov.uk
Able Plumbing and Drainage Limited1681318927 October 202527 July 2027Activefind-and-update.company-information.service.gov.uk
Simon Griffiths Plumbing and Heating Limited1679642320 October 202520 July 2027Activefind-and-update.company-information.service.gov.uk
Coles Plumbing and Heating Ltd1671906115 September 202515 June 2027Activefind-and-update.company-information.service.gov.uk
Pyrofusion Limited166930013 September 20253 June 2027Activefind-and-update.company-information.service.gov.uk
Protheon Plumbing & Heating Ltd1668352231 August 202531 May 2027Activefind-and-update.company-information.service.gov.uk
Gridpay Networks Ltd166361817 August 20257 May 2027Activefind-and-update.company-information.service.gov.uk
Aerotherm Solutions Limited165715669 July 20259 April 2027Activefind-and-update.company-information.service.gov.uk
Hampshire Home Plumbing Ltd165597853 July 202530 April 2028Activefind-and-update.company-information.service.gov.uk
Pure Mechanical & Electrical Ltd1654562427 June 202531 December 2026Activefind-and-update.company-information.service.gov.uk
Green Dream Construction & Electrical Ltd1653339621 June 202521 March 2027Activefind-and-update.company-information.service.gov.uk
Thermatech Heating & Plumbing Ltd1653273620 June 202520 March 2027Activefind-and-update.company-information.service.gov.uk
The Oil Heating Consultancy Ltd1652840119 June 202519 March 2027Strike off proposedfind-and-update.company-information.service.gov.uk
L a Plumbing and Heating Limited1652835319 June 202531 December 2026Activefind-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.