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THIRTY SOMETHING COLLECTIVE LTD: plumbing, heating and air-conditioning company in Portsmouth
THIRTY SOMETHING COLLECTIVE LTD is an active limited company (no. 15798172), incorporated in 2024, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in PO3 (Portsmouth), and 484 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
484 similar companies within 10 km. Portsmouth
What homes around PO3 need
In PO3 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).
0% of sampled postcodes in PO3 sit in a conservation area (on-record, 438 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 |
|---|---|---|---|
| PPH SOUTH LTD | 09663473 | PO3 | ≈0.1 km |
| LARK PROJECT SERVICES LTD | 14234785 | PO2 | ≈0.4 km |
| FTFAT LTD | 17295614 | PO3 | ≈0.6 km |
| RR INSTALL LIMITED | 17025072 | PO3 | ≈0.6 km |
| A&P BUL LTD | 13603804 | PO1 | ≈0.6 km |
| MNR PLUMBING LTD | 17225882 | PO2 | ≈0.7 km |
| SHEDFIELD PLUMBERS LIMITED | 09663121 | PO1 | ≈0.7 km |
| J CROWE CONTRACTING LTD | 17127120 | PO3 | ≈0.7 km |
| GLOBAL AC LTD | 16680070 | PO2 | ≈0.7 km |
| KGS MECHANICAL LIMITED | 09302858 | PO4 | ≈0.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 15798172 |
| Name | THIRTY SOMETHING COLLECTIVE LTD |
| Status | Active |
| Incorporated | 23 Jun 2024 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | PO3 6AR |
| Outcode | PO3 |
| 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 15798172 |
Companies House record: THIRTY SOMETHING COLLECTIVE LTD, company 15798172, 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.