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PROMAKERS LTD: plumbing, heating and air-conditioning company in London
PROMAKERS LTD is an active limited company (no. 16725673), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in N9 (London), and 1,759 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
1,759 similar companies within 10 km. London
What homes around N9 need
In N9 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).
4% of sampled postcodes in N9 sit in a conservation area (on-record, 876 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 |
|---|---|---|---|
| MANS ENERGY SOLUTION LTD | 16594207 | N9 | under 0.1 km |
| CITY BUILDERS AND PLUMBER LTD | 15721981 | N9 | ≈0.6 km |
| ODO PLUMBING & MAINTENANCE LTD | 16502950 | N9 | ≈0.6 km |
| ALLTASK PLUMBING LTD | 13317966 | N9 | ≈0.7 km |
| JG SWAN HOUSING LTD | 17125762 | N9 | ≈0.8 km |
| AACRIGOW LIMITED | 07286608 | N9 | ≈0.9 km |
| COLD FIX LTD | 16227462 | N9 | ≈0.9 km |
| KY MAINTENANCE LIMITED | 15689475 | N9 | ≈0.9 km |
| SPEEDY GAS LIMITED | 08379480 | N18 | ≈1.0 km |
| CRE8TIVE PLUMBING & HEATING LTD | 11316500 | N18 | ≈1.0 km |
Company record
| Field | Value |
|---|---|
| Company number | 16725673 |
| Name | PROMAKERS LTD |
| Status | Active |
| Incorporated | 17 Sep 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43310; 43330; 43341 |
| Registered office postcode | N9 9AQ |
| Outcode | N9 |
| 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 16725673 |
Companies House record: PROMAKERS LTD, company 16725673, 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.