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ULTIMATE DESIGN & BUILD CONSTRUCTION LIMITED: plumbing, heating and air-conditioning company in Slough
ULTIMATE DESIGN & BUILD CONSTRUCTION LIMITED is an active limited company (no. 14538579), incorporated in 2022, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SL3 (Slough), and 668 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
668 similar companies within 10 km. Slough
What homes around SL3 need
In SL3 last summer (2026) there were ≈10 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
4% of sampled postcodes in SL3 sit in a conservation area (on-record, 1,074 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 |
|---|---|---|---|
| DANIEL’S CONSTRUCTION SERVICES LTD | 09469258 | SL3 | ≈0.5 km |
| A1FUSION LTD | 15988567 | SL3 | ≈0.5 km |
| SOUTH GREEN ENERGY LTD | 14087974 | SL3 | ≈0.5 km |
| PLUMBING CARE CENTRE LTD | 12464188 | SL3 | ≈0.6 km |
| C & S HARRIS LIMITED | 04587667 | SL3 | ≈0.6 km |
| AM UFH LTD. | 10822695 | SL3 | ≈0.6 km |
| ENERGY WEST LTD | 14827870 | SL3 | ≈0.7 km |
| CRJ INSTALLATIONS LTD | 07489756 | SL3 | ≈0.7 km |
| TOTAL HEAT SERVICES LTD | 13883898 | SL3 | ≈0.7 km |
| KALS HEATING AND PLUMBING SERVICES LTD | 16325588 | SL3 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 14538579 |
| Name | ULTIMATE DESIGN & BUILD CONSTRUCTION LIMITED |
| Status | Active |
| Incorporated | 13 Dec 2022 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 53202 |
| Registered office postcode | SL3 8RN |
| Outcode | SL3 |
| 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 14538579 |
Companies House record: ULTIMATE DESIGN & BUILD CONSTRUCTION LIMITED, company 14538579, 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.