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TJN MANAGEMENT LIMITED: plumbing, heating and air-conditioning company in Surbiton
TJN MANAGEMENT LIMITED is an active limited company (no. 11172826), incorporated in 2018, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in KT5 (Surbiton), and 1,151 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
1,151 similar companies within 10 km. Surbiton
What homes around KT5 need
In KT5 last summer (2026) there were ≈12 nights that stayed above 18 °C — 8 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
7% of sampled postcodes in KT5 sit in a conservation area (on-record, 374 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 |
|---|---|---|---|
| MG SERVICES (SURREY) LIMITED | 08550924 | KT6 | ≈0.4 km |
| FROSTBERG REFRIGERATION LTD | 16098964 | KT6 | ≈0.5 km |
| ONE WAY DESIGN AND BUILD LTD | 04664449 | KT6 | ≈0.6 km |
| BUILDING HOME ENGINEER LTD | 16194947 | KT6 | ≈0.6 km |
| PRO-PIPEFITTING LTD | 11319446 | KT6 | ≈0.7 km |
| M&S PLUMBING SERVICES LTD | 15799731 | KT5 | ≈0.9 km |
| ASHURST PLUMBING AND HEATING LIMITED | 09760465 | KT6 | ≈0.9 km |
| PIPE IT LTD | 17428596 | KT5 | ≈1.0 km |
| M J BRIDGES & SONS LTD | 07787978 | KT5 | ≈1.0 km |
| ANTODO LTD | 12222350 | KT6 | ≈1.0 km |
Company record
| Field | Value |
|---|---|
| Company number | 11172826 |
| Name | TJN MANAGEMENT LIMITED |
| Status | Active |
| Incorporated | 26 Jan 2018 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43210 · electrical installation; 43320; 43390 |
| Registered office postcode | KT5 9AA |
| Outcode | KT5 |
| 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 11172826 |
Companies House record: TJN MANAGEMENT LIMITED, company 11172826, 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.