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J.R.M GAS LTD: plumbing, heating and air-conditioning company in London
J.R.M GAS LTD is an active limited company (no. 11072656), incorporated in 2017, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in N1 (London), and 3,882 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
3,882 similar companies within 10 km. London
What homes around N1 need
In N1 last summer (2026) there were ≈10 nights that stayed above 18 °C — 5 times the 1991–2020 average of 1.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
56% of sampled postcodes in N1 sit in a conservation area (on-record, 2,282 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 |
|---|---|---|---|
| CBYB MAINTENANCE SOLUTIONS LTD | 15641237 | N1 | ≈0.2 km |
| OPTIMO SERVICES LIMITED | 16572549 | N1 | ≈0.3 km |
| WATER FREEDOM LIMITED | 13493773 | N1 | ≈0.3 km |
| LONDON AIR CON & HEAT LTD | 17324862 | N1 | ≈0.4 km |
| FIXMYGROUP LTD | 15478109 | N1 | ≈0.4 km |
| RSCONSTRUCTIONUK LTD | 15545744 | N1 | ≈0.5 km |
| RDPLUMBING LTD | 16151709 | N1 | ≈0.6 km |
| SEMISUL UK LTD | 16168846 | N1 | ≈0.6 km |
| MARYO AUTO LTD | 17055399 | N1 | ≈0.6 km |
| HBS M&E LTD | 16179566 | N1 | ≈0.7 km |
Company record
| Field | Value |
|---|---|
| Company number | 11072656 |
| Name | J.R.M GAS LTD |
| Status | Active |
| Incorporated | 20 Nov 2017 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | N1 0RF |
| Outcode | N1 |
| 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 11072656 |
Companies House record: J.R.M GAS LTD, company 11072656, 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.