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J&D MECHANICAL SERVICES LONDON LTD: plumbing, heating and air-conditioning company in Stevenage
J&D MECHANICAL SERVICES LONDON LTD is an active limited company (no. 16709667), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in SG2 (Stevenage), and 186 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
186 similar companies within 10 km. Stevenage
What homes around SG2 need
In SG2 last summer (2026) there were ≈9 nights that stayed above 18 °C — 6 times the 1991–2020 average of 1.5 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
10% of sampled postcodes in SG2 sit in a conservation area (on-record, 850 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 |
|---|---|---|---|
| CONNECTED HEATING SOLUTIONS LTD | 13184907 | SG2 | ≈0.7 km |
| FLOW DRAIN & PROPERTY SOULTIONS LTD | 13856533 | SG2 | ≈0.8 km |
| ICS BUILDING SOLUTIONS LIMITED | 16879459 | SG2 | ≈0.8 km |
| UK VENTILATION SYSTEMS LTD | 12302706 | SG2 | ≈1.0 km |
| ATAM GAS LTD | 15988856 | SG2 | ≈1.1 km |
| ANDREI PLUMBING LTD | 12107996 | SG2 | ≈1.1 km |
| BRZC LTD | 13011647 | SG2 | ≈1.1 km |
| MADSAN ELECTRICAL LTD | 12868071 | SG2 | ≈1.2 km |
| ETSM GAS LTD | 16700232 | SG2 | ≈1.3 km |
| EFFICIENCY PLUMBING SOLUTIONS LTD | 11796891 | SG2 | ≈1.3 km |
Company record
| Field | Value |
|---|---|
| Company number | 16709667 |
| Name | J&D MECHANICAL SERVICES LONDON LTD |
| Status | Active |
| Incorporated | 10 Sep 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation; 43290 · other construction installation |
| Registered office postcode | SG2 8SX |
| Outcode | SG2 |
| 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 16709667 |
Companies House record: J&D MECHANICAL SERVICES LONDON LTD, company 16709667, 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.