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CARWYN AP PLYMIO A GWRESOGI CYF: plumbing, heating and air-conditioning company in Porthmadog
CARWYN AP PLYMIO A GWRESOGI CYF is an active limited company (no. 16678169), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in LL49 (Porthmadog), and 10 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
10 similar companies within 10 km. Porthmadog
What homes around LL49 need
In LL49 last summer (2026) there were ≈2 nights that stayed above 18 °C — 12 times the 1991–2020 average of 0.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
24% of sampled postcodes in LL49 sit in a conservation area (on-record, 194 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 |
|---|---|---|---|
| R HUMPHREYS & SONS LTD | 06573041 | LL49 | under 0.1 km |
| DB & E WILLIAMS LIMITED | 09521116 | LL49 | under 0.1 km |
| R J JONES PLUMBING & HEATING LTD | 13307324 | LL49 | under 0.1 km |
| ELIS LLYWELYN WILLIAMS CYF | 13920448 | LL49 | under 0.1 km |
| MEDDYG CARE (FACILITIES MANAGEMENT) LTD | 14529691 | LL49 | ≈0.1 km |
| C T BOILER SERVICES LIMITED | 06826719 | LL52 | ≈6.2 km |
| A T L HEATING LTD | 07961192 | LL46 | ≈6.6 km |
| NORTH WALES SPRINKLERS LTD | 17390234 | LL52 | ≈6.7 km |
| ANDREW ROBERTS LIMITED | 02809127 | LL52 | ≈7.0 km |
| ALE PLUMBING & HEATING LTD | 12460064 | LL46 | ≈7.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 16678169 |
| Name | CARWYN AP PLYMIO A GWRESOGI CYF |
| Status | Active |
| Incorporated | 28 Aug 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | LL49 9AP |
| Outcode | LL49 |
| 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 16678169 |
Companies House record: CARWYN AP PLYMIO A GWRESOGI CYF, company 16678169, 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.