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MIELLA CONSTRUCTION LTD: plumbing, heating and air-conditioning company in Hatfield
MIELLA CONSTRUCTION LTD is an active limited company (no. 17140825), incorporated in 2026, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in AL9 (Hatfield), and 396 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
396 similar companies within 10 km. Hatfield
What homes around AL9 need
In AL9 last summer (2026) there were ≈11 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).
11% of sampled postcodes in AL9 sit in a conservation area (on-record, 428 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 |
|---|---|---|---|
| HYDRAULIKA LIMITED | 14407621 | AL9 | ≈0.1 km |
| CALIDRA INSTALLATIONS LTD | 07119507 | AL9 | ≈0.2 km |
| NUVO MECHANICAL LIMITED | 11423729 | AL9 | ≈0.2 km |
| RE-GEN (M&E SERVICES) LTD | 09520953 | AL9 | ≈0.3 km |
| MISS FIXIT PLUMBING & HEATING LIMITED | 16420701 | AL9 | ≈0.3 km |
| SHP-SMART HEAT PUMPS IMPORTS LIMITED | 16033719 | AL10 | ≈1.2 km |
| COPPERANCE LTD | 17124947 | AL10 | ≈1.3 km |
| JS HATFIELD HEATING LTD | 09928709 | AL10 | ≈1.4 km |
| SPARROWGAS LIMITED | 14320788 | AL10 | ≈1.4 km |
| FUSION HEAT LTD | 09839519 | AL9 | ≈1.4 km |
Company record
| Field | Value |
|---|---|
| Company number | 17140825 |
| Name | MIELLA CONSTRUCTION LTD |
| Status | Active |
| Incorporated | 7 Apr 2026 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | AL9 7LP |
| Outcode | AL9 |
| 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 17140825 |
Companies House record: MIELLA CONSTRUCTION LTD, company 17140825, 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.