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CITADEL MECHANICAL LTD: plumbing, heating and air-conditioning company in London
CITADEL MECHANICAL LTD is an active limited company (no. 16968982), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in EC3V (London), and 3,672 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
3,672 similar companies within 10 km. London
What homes around EC3V need
In EC3V 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).
78% of sampled postcodes in EC3V sit in a conservation area (on-record, 78 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 |
|---|---|---|---|
| DRAINSMART LIMITED | 05095132 | EC3V | under 0.1 km |
| M.S ELITE PLUMBING & HEATING LTD | 16684978 | EC3V | under 0.1 km |
| KCS ELECTRICS LTD | 07662504 | EC3V | ≈0.1 km |
| VERDANT POWER LTD | 16645386 | EC3V | ≈0.1 km |
| ALL ROUND BUILDERS LTD | 17066703 | EC3V | ≈0.1 km |
| OMNI AIR LIMITED | 15720544 | EC4R | ≈0.1 km |
| RISE BUILDING SERVICES LTD | 11899961 | EC3M | ≈0.2 km |
| ADDEO LTD | 17085255 | EC3M | ≈0.2 km |
| HAK PROJECTS LIMITED | 10600711 | EC3V | ≈0.2 km |
| CAPITAL HIU ENGINEERS LIMITED | 13563833 | EC3V | ≈0.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 16968982 |
| Name | CITADEL MECHANICAL LTD |
| Status | Active |
| Incorporated | 16 Jan 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | EC3V 0BT |
| Outcode | EC3V |
| 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 16968982 |
Companies House record: CITADEL MECHANICAL LTD, company 16968982, 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.