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GLENN WILLIS LTD: plumbing, heating and air-conditioning company in Blackwood
GLENN WILLIS LTD is an active limited company (no. 05417121), incorporated in 2005, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in NP12 (Blackwood), and 113 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
113 similar companies within 10 km. Blackwood
What homes around NP12 need
In NP12 last summer (2026) there were ≈4 nights that stayed above 18 °C — 24 times the 1991–2020 average of 0.2 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
5% of sampled postcodes in NP12 sit in a conservation area (on-record, 904 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 |
|---|---|---|---|
| POWERSERV LIMITED | 05552761 | NP12 | ≈1.8 km |
| CŴL TECH CYF. | 16780485 | NP12 | ≈2.1 km |
| CHRIS HYNAM PLUMBING AND HEATING LTD | 16351773 | NP24 | ≈2.4 km |
| HEAT INSTALL DIRECT LIMITED | 17278995 | NP24 | ≈2.6 km |
| DAN BOLTON PLUMBING AND HEATING LTD | 14588636 | CF81 | ≈2.7 km |
| N K PERRETT PLUMBING & HEATING LTD | 14166735 | NP23 | ≈3.2 km |
| GAS ELITE SERVICES LTD | 16313209 | CF81 | ≈3.5 km |
| JOHNS OIL AND GAS LIMITED | 14303121 | NP12 | ≈3.6 km |
| FESTIPLUMB LTD | 16150868 | NP23 | ≈3.8 km |
| HOT RADS UK LTD | 16283021 | CF81 | ≈3.9 km |
Company record
| Field | Value |
|---|---|
| Company number | 05417121 |
| Name | GLENN WILLIS LTD |
| Status | Active |
| Incorporated | 7 Apr 2005 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | NP12 0SG |
| Outcode | NP12 |
| 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 05417121 |
Companies House record: GLENN WILLIS LTD, company 05417121, 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.