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SYNERGY 7 GROUP LTD: plumbing, heating and air-conditioning company in Brentwood
SYNERGY 7 GROUP LTD is an active limited company (no. 03315210), incorporated in 1997, registered for plumbing, heating and air-conditioning installation (SIC 43220), with its registered office in CM13 (Brentwood), and 309 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
309 similar companies within 10 km. Brentwood
What homes around CM13 need
In CM13 last summer (2026) there were ≈10 nights that stayed above 18 °C — 4 times the 1991–2020 average of 2.3 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
3% of sampled postcodes in CM13 sit in a conservation area (on-record, 700 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 |
|---|---|---|---|
| PLAIN FIX LTD | 17391676 | CM13 | ≈0.4 km |
| D.B.J. (WOODFORD) LIMITED | 01183083 | CM13 | ≈0.5 km |
| HUNTS HEATING LTD | 17131049 | CM13 | ≈0.6 km |
| TROJAN MECHANICAL SOLUTIONS LTD | 16380497 | CM13 | ≈0.7 km |
| DOMO CONSTRUCT LTD. | 08610813 | CM13 | ≈0.8 km |
| ELITE PROPERTY & COMMERCIAL SERVICES LTD | 17200992 | CM13 | ≈0.9 km |
| POSH PLUMBERS LIMITED | 15568411 | CM13 | ≈1.0 km |
| MAYHEW MECHANICAL LTD | 17272754 | CM13 | ≈1.7 km |
| ECOFIT HEATING LTD | 08797959 | CM13 | ≈1.7 km |
| LYUS PLUMBING SERVICES LTD | 06256083 | CM13 | ≈1.8 km |
Company record
| Field | Value |
|---|---|
| Company number | 03315210 |
| Name | SYNERGY 7 GROUP LTD |
| Status | Active |
| Incorporated | 7 Feb 1997 |
| SIC | 43220 · plumbing, heat and air-conditioning installation |
| Registered office postcode | CM13 1XG |
| Outcode | CM13 |
| 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 03315210 |
Companies House record: SYNERGY 7 GROUP LTD, company 03315210, 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.