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  1. Companies
  2. Plumbers and heating engineers
  3. Welwyn Garden City

Plumbers and heating engineers · Welwyn Garden City

Plumbers and heating engineers in Welwyn Garden City

32 active plumbing and heating companies registered in Welwyn Garden City, Hertfordshire, with the date each one's next accounts are due at Companies House.

CompanySinceAccounts due
A.L. Mechanical Limited202331 Jan 2027 (in 110 days)
Aircon Elite Limited201531 Aug 2027 (in 322 days)
Al8 Plumbing Ltd202617 May 2028 (in 582 days)
Alpha Air Conditioning UK Limited200431 Dec 2026 (in 79 days)
B G Sweeney Ltd200931 Dec 2027 (in 444 days)
Baksa Limited201131 Dec 2026 (in 79 days)
Boss Plumbing Services Ltd202510 Jan 2027 (in 89 days)
Castle Heating Herts Ltd201831 Dec 2026 (in 79 days)
Chillcore Refrigeration and Air Conditioning Ltd202616 Jan 2028 (in 460 days)
Combi Boilers Limited200331 Jul 2027 (in 291 days)
D E&P Limited202431 Jul 2027 (in 291 days)
Datchworth Heating Ltd202615 Jan 2028 (in 459 days)
Dynamo 24/7 Limited201430 Apr 2027 (in 199 days)
Flodoc Ltd20256 May 2027 (in 205 days)
GD Jones Plumbing & Heating Limited20267 Feb 2028 (in 482 days)
Heatcooler Limited202530 Apr 2027 (in 199 days)
Heating Management Ltd201231 Oct 2026 (in 18 days)
Herts Plumbing & Heating Ltd200831 Jul 2027 (in 291 days)
Hesse Gas Supply Ltd202431 Jul 2027 (in 291 days)
Loui Plumbing Services Ltd202629 Dec 2027 (in 442 days)
LT Air Conditioning Limited202619 Jan 2028 (in 463 days)
M E London Plumbing & Heating Ltd202231 Aug 2027 (in 322 days)
MMC Plumbing & Heating Limited201431 Oct 2026 (in 18 days)
Panoptic Plumbing Limited2022
Pioneering Plumbing Ltd201931 Oct 2026 (in 18 days)
Pro Ventilation Ltd201631 May 2027 (in 230 days)
R E West Heating & Plumbing Limited201930 Nov 2026 (in 48 days)
SP Supplies Ltd202229 Feb 2028 (in 504 days)
The Hertfordshire Boiler Company Ltd201830 Jun 2027 (in 260 days)
Totalfix Maintenance Ltd202512 Aug 2027 (in 303 days)
Tylers Ac Contractors Limited20257 Jul 2027 (in 267 days)
VT Flow Plumbing & Heating Ltd202617 Dec 2027 (in 430 days)

Plumbing and heating companies in Welwyn Garden City in numbers

From the Companies House register and filed balance sheets, as of 1 Oct 2026. The longest-established is Combi Boilers Limited, incorporated in 2003.

Companies
32
Active, small or micro accounts
New in the last 12 months
9
28% of the total
Typical net assets
£1,797
Median of 19 latest balance sheets
Typical size
2 employees
Median average headcount
Accounts due in the next 3 months
7
Companies House deadlines

Still trading, by year incorporated

Active plumbing and heating companies in Welwyn Garden City by year of incorporation02.557.52017: 0 incorporated (still active)020172018: 2 incorporated (still active)220182019: 2 incorporated (still active)220192020: 0 incorporated (still active)020202021: 0 incorporated (still active)020212022: 3 incorporated (still active)320222023: 1 incorporated (still active)120232024: 2 incorporated (still active)220242025: 5 incorporated (still active)520252026: 7 incorporated (still active)72026
Active plumbing and heating companies in Welwyn Garden City by year of incorporation02.557.52017: 0 incorporated (still active)0'172018: 2 incorporated (still active)2'182019: 2 incorporated (still active)2'192020: 0 incorporated (still active)0'202021: 0 incorporated (still active)0'212022: 3 incorporated (still active)3'222023: 1 incorporated (still active)1'232024: 2 incorporated (still active)2'242025: 5 incorporated (still active)5'252026: 7 incorporated (still active)7'26

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 Welwyn Garden City

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