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WILLIAM DUCE LIMITED: plumbing, heating and air-conditioning company in Mexborough
WILLIAM DUCE LIMITED is an active limited company (no. 04758199), incorporated in 2003, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in S64 (Mexborough), and 242 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
242 similar companies within 10 km. Mexborough
What homes around S64 need
In S64 last summer (2026) there were ≈6 nights that stayed above 18 °C — 12 times the 1991–2020 average of 0.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
3% of sampled postcodes in S64 sit in a conservation area (on-record, 681 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 |
|---|---|---|---|
| ELLERSHAW PLUMBING AND HEATING LTD | 09936840 | S64 | ≈0.3 km |
| ELLERSHAW HEATING LTD | 13868209 | S64 | ≈0.3 km |
| EXCEL MECHANICAL CONTRACTING LIMITED | 08040293 | S64 | ≈0.5 km |
| ELMTON CONSTRUCTION LIMITED | 08862952 | S64 | ≈0.5 km |
| GAS WRIGHT PLUMBING & HEATING LTD | 13294188 | S64 | ≈0.5 km |
| PROPERTY WRIGHT LTD | 14434258 | S64 | ≈0.5 km |
| J T OWEN (YORKSHIRE) LTD | 14993947 | S64 | ≈0.5 km |
| GAZGAS LTD | 15276663 | S64 | ≈0.5 km |
| J LITCHFIELD & SONS COMMERCIAL GAS SERVICES LIMITED | 15952242 | S64 | ≈0.5 km |
| WARMNEST HEATING LIMITED | 16077763 | S64 | ≈0.5 km |
Company record
| Field | Value |
|---|---|
| Company number | 04758199 |
| Name | WILLIAM DUCE LIMITED |
| Status | Active |
| Incorporated | 9 May 2003 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | S64 8AB |
| Outcode | S64 |
| 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 04758199 |
Companies House record: WILLIAM DUCE LIMITED, company 04758199, 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.