Home / Installers / Emsworth
CHALKSTREAM PLUMBING AND HEATING LTD: plumbing, heating and air-conditioning company in Emsworth
CHALKSTREAM PLUMBING AND HEATING LTD is an active limited company (no. 16829256), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in PO10 (Emsworth), and 267 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
267 similar companies within 10 km. Emsworth
What homes around PO10 need
In PO10 last summer (2026) there were ≈27 nights that stayed above 18 °C — 9 times the 1991–2020 average of 2.9 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
12% of sampled postcodes in PO10 sit in a conservation area (on-record, 614 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 |
|---|---|---|---|
| TASKFORCE MAINTENANCE LIMITED | 03982589 | PO10 | ≈0.8 km |
| EMSWORTH HEATING LTD | 13703532 | PO10 | ≈1.0 km |
| HIGHFIELD GAS & PLUMBING SERVICES LIMITED | 06456550 | PO10 | ≈1.1 km |
| CHRIS BROOKS PLUMBING & HEATING LIMITED | 10193745 | PO10 | ≈1.1 km |
| PATES HEATING LIMITED | 12186277 | PO10 | ≈1.1 km |
| ALL AREAS PLUMBING & HEATING SOUTHERN LIMITED | 11515664 | PO10 | ≈1.2 km |
| MASTERFIT EPG LTD | 15617924 | PO10 | ≈1.2 km |
| JUST AIR CONDITIONING (SOUTHERN) LTD | 17343732 | PO10 | ≈1.2 km |
| QUANTUM HEATING AND ENERGY SOLUTION'S LTD | 15315926 | PO10 | ≈1.2 km |
| WHITE RIDGE PLUMBING LTD. | 09821614 | PO10 | ≈1.2 km |
Company record
| Field | Value |
|---|---|
| Company number | 16829256 |
| Name | CHALKSTREAM PLUMBING AND HEATING LTD |
| Status | Active |
| Incorporated | 3 Nov 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | PO10 8HE |
| Outcode | PO10 |
| 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 16829256 |
Companies House record: CHALKSTREAM PLUMBING AND HEATING LTD, company 16829256, 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.