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A&A SYSTEMS LIMITED: plumbing, heating and air-conditioning company in London
A&A SYSTEMS LIMITED is an active limited company (no. 16455642), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SE13 (London), and 2,860 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
2,860 similar companies within 10 km. London
What homes around SE13 need
In SE13 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).
15% of sampled postcodes in SE13 sit in a conservation area (on-record, 735 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 |
|---|---|---|---|
| ABSOLUTE PLUMBING HEATING & SOLAR LIMITED | 09056565 | SE13 | ≈0.3 km |
| EY PLUMBING AND HEATING LTD | 16959370 | SE13 | ≈0.3 km |
| EGERTON RENEWABLES LTD | 16230235 | SE13 | ≈0.3 km |
| LONDON FIREPLACE SPECIALIST LTD | 08777156 | SE13 | ≈0.5 km |
| AD ONE AIR CONDITIONING LTD | 16462923 | SE13 | ≈0.5 km |
| STEFF PIPE SOLUTION LIMITED | 16338874 | SE13 | ≈0.7 km |
| HEATJET LTD | 12214587 | SE13 | ≈0.7 km |
| BLACKHEATH BATHROOMS LTD | 16802485 | SE13 | ≈0.7 km |
| WATERWAY 2008 LTD. | 09791637 | SE13 | ≈0.7 km |
| MC MECHANICAL COOLING LTD | 16836023 | SE13 | ≈0.7 km |
Company record
| Field | Value |
|---|---|
| Company number | 16455642 |
| Name | A&A SYSTEMS LIMITED |
| Status | Active |
| Incorporated | 18 May 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | SE13 6DD |
| Outcode | SE13 |
| 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 16455642 |
Companies House record: A&A SYSTEMS LIMITED, company 16455642, 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.