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ASM PLUMBING & MAINTENANCE LTD: plumbing, heating and air-conditioning company in Enfield
ASM PLUMBING & MAINTENANCE LTD is an active limited company (no. 16964806), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in EN3 (Enfield), and 1,511 similar companies have a registered office within 10 km. If you need an MCS-certified air-to-air installer, MCS lists 0 installers certified for air-to-air heat pumps yet (checked 25 Sep 2026), so no company here can offer the £2,500 grant route today.
Active
Within 10 km
1,511 similar companies within 10 km. Enfield
What homes around EN3 need
In EN3 last summer (2026) there were ≈11 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
1% of sampled postcodes in EN3 sit in a conservation area (on-record, 1,003 live postcodes).
In England an air-source heat pump on a house can be permitted development under Class G when the conditions hold, including the MCS 020a noise limit of 37.0 dB(A) (§3.2 Step 8).
Hot nights: ERA5-ARCO, June–August, minimum at or above 18 °C, 2026 against the 1991–2020 mean, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points, snapshot 25 Sep 2026. Noise limit from the decision contract, checked 25 Sep 2026.
Nearest similar companies
| Company | Number | District | Distance |
|---|---|---|---|
| PLUMBDON LTD | 13447699 | EN3 | under 0.1 km |
| PUZZLED PIPES LIMITED | 16321868 | EN3 | ≈0.4 km |
| CLEAN BLUE WATER LTD | 13729485 | EN3 | ≈0.4 km |
| JIGSAW MECHANICAL SERVICES LIMITED | 06390241 | EN3 | ≈0.4 km |
| BUILDIVA LTD | 12751674 | EN3 | ≈0.5 km |
| RENOVATIONS & REFURBISHMENTS SPECIALISTS LTD | 14054307 | EN3 | ≈0.5 km |
| FAIRWAY BUILDERS LIMITED | 08835977 | EN3 | ≈0.5 km |
| LT ENGINEER LTD | 12687138 | EN3 | ≈0.6 km |
| G20 PLUMBING AND HEATING LIMITED | 06913121 | EN3 | ≈0.7 km |
| PRESTIGE DOMESTIC PROPERTY MAINTENANCE LTD | 11058170 | EN1 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 16964806 |
| Name | ASM PLUMBING & MAINTENANCE LTD |
| Status | Active |
| Incorporated | 15 Jan 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 81100 |
| Registered office postcode | EN3 7DX |
| Outcode | EN3 |
| Nation | England |
| Air-to-air signal | not yet observed, checked 25 Sep 2026 |
| F-Gas | not yet observed, checked 25 Sep 2026 |
| MCS air-to-air | not yet observed, checked 25 Sep 2026 |
| Retrieved | 25 Sep 2026 |
| Dataset | https://download.companieshouse.gov.uk/BasicCompanyDataAsOneFile-2026-09-01.zip |
| Companies House page | Company 16964806 |
Companies House record: ASM PLUMBING & MAINTENANCE LTD, company 16964806, status Active, retrieved 25 Sep 2026. The address shown is the registered office, not a verified operating base. This catalogue is a directory of incorporated businesses, not an exhaustive installer register. Snapshot 1 Sep 2026, retrieved 25 Sep 2026. The 10 km count is equirectangular to 0.1 km. MCS air-to-air confirmed in this catalogue: 0, checked 25 Sep 2026.
Better than a reviews catalogue: the Companies House record, the district hot-night count and the MCS air-to-air observation are on one page.