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EMERALD FORGE LTD: plumbing, heating and air-conditioning company in Waltham Cross
EMERALD FORGE LTD is an active limited company (no. 16751964), incorporated in 2025, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in EN7 (Waltham Cross), and 662 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
662 similar companies within 10 km. Waltham Cross
What homes around EN7 need
In EN7 last summer (2026) there were ≈11 nights that stayed above 18 °C — 7 times the 1991–2020 average of 1.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
0% of sampled postcodes in EN7 sit in a conservation area (on-record, 512 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 |
|---|---|---|---|
| JK PLUMBING & BATHROOMS LTD | 14047292 | EN7 | ≈0.3 km |
| BLACK GAS PLUMBING AND HEATING LTD | 16809348 | EN7 | ≈0.4 km |
| SENTRY: RAPID RESPONSE LTD | 17420788 | EN7 | ≈0.5 km |
| JBS PLUMBING AND HEATING LTD | 10964596 | EN7 | ≈0.5 km |
| THE GASFATHER PLUMBING SERVICES LTD | 13696390 | EN7 | ≈0.5 km |
| LEXI SERVICES LTD | 14458149 | EN7 | ≈0.5 km |
| NERO FACILITY MAINTENANCE LTD | 17324636 | EN7 | ≈0.5 km |
| BOILER INSTALL LTD | 14879817 | EN7 | ≈0.6 km |
| JJK BATHROOMS LTD | 16606156 | EN7 | ≈0.6 km |
| GAS FLOW AND PLUMBING LTD | 09268424 | EN7 | ≈0.6 km |
Company record
| Field | Value |
|---|---|
| Company number | 16751964 |
| Name | EMERALD FORGE LTD |
| Status | Active |
| Incorporated | 30 Sep 2025 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | EN7 6XZ |
| Outcode | EN7 |
| 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 16751964 |
Companies House record: EMERALD FORGE LTD, company 16751964, 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.