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HILL GRWP LTD: plumbing, heating and air-conditioning company in Swansea
HILL GRWP LTD is an active limited company (no. 04680547), incorporated in 2003, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SA5 (Swansea), and 191 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
191 similar companies within 10 km. Swansea
What homes around SA5 need
In SA5 last summer (2026) there were ≈6 nights that stayed above 18 °C — 9 times the 1991–2020 average of 0.7 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in SA5 sit in a conservation area (no-record-uncertain, 746 live postcodes).
In Wales 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 |
|---|---|---|---|
| FRESHWATER INTERIORS LTD | 05280406 | SA5 | ≈0.8 km |
| FUTUREHEAT24 LTD | 17092922 | SA5 | ≈1.8 km |
| HEATSOURCE (WALES) LIMITED | 08316757 | SA5 | ≈1.8 km |
| PREMIUM PLUMBING SOLUTIONS LTD | 14669230 | SA5 | ≈1.9 km |
| HEAT PUMP SERVICES LTD | 06795274 | SA4 | ≈1.9 km |
| JMG PLUMBING & HEATING LIMITED | 11548997 | SA4 | ≈1.9 km |
| HALFHIDE PLUMBING & HEATING LTD | 09721339 | SA4 | ≈2.2 km |
| BROOKSMITH AIR LIMITED | 17370829 | SA4 | ≈2.2 km |
| JTR PLUMBING SERVICES LTD | 15876648 | SA2 | ≈2.4 km |
| PAGE ENGINEERING SERVICES LTD | 16936005 | SA2 | ≈2.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 04680547 |
| Name | HILL GRWP LTD |
| Status | Active |
| Incorporated | 27 Feb 2003 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43290 · other construction installation; 23430 |
| Registered office postcode | SA5 4SF |
| Outcode | SA5 |
| Nation | Wales |
| 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 04680547 |
Companies House record: HILL GRWP LTD, company 04680547, 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.