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CO6: plumbing, heating and air-conditioning companies in Colchester
CO6 (Colchester) has 38 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 52 electrical and other installation companies (Companies House, 1 Sep 2026); 0 are MCS-certified for air-to-air yet. If the summer is the question, CO6 had ≈8 nights above 18 °C in 2026 (4 times the 1991–2020 average of 2.3).
CO6
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ABOVE PLUMBING AND HEATING LIMITED, incorporated 2016, status Active.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| 2XR LTD | 43290 · other construction installation | 2022 | Active | CO6 |
| 3C ELECTRICAL LTD | 43210 · electrical installation | 2016 | Active - Proposal to Strike off | CO6 |
| AB ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2009 | Active | CO6 |
| AMC ELECTRICAL GROUP LIMITED | 43210 · electrical installation | 2025 | Active | CO6 |
| ANDREWS BRICKWORK LIMITED | 43290 · other construction installation | 2012 | Active | CO6 |
| BLUE STAR AERIAL SYSTEMS LTD | 43210 · electrical installation | 2006 | Active | CO6 |
| BYFIELD ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2024 | Active - Proposal to Strike off | CO6 |
| CBES DEVELOPMENTS LTD | 43290 · other construction installation; 41100; 43999; 93199 | 2020 | Active | CO6 |
| CHEASLEY CONTRACTS LIMITED | 43290 · other construction installation; 42990 | 2007 | Active - Proposal to Strike off | CO6 |
| CITY M&E LTD | 43210 · electrical installation; 43290 · other construction installation; 71129 | 2017 | Active | CO6 |
| CJC CONTRACTS LTD | 43290 · other construction installation | 2007 | Active | CO6 |
| COUNTYWIDE ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2021 | Active | CO6 |
| DAVENPORT INSTALLATIONS LIMITED | 43210 · electrical installation | 2008 | Active | CO6 |
| DYNAMIC INSULATION LTD | 43290 · other construction installation | 2019 | Active | CO6 |
| ECOHILL RENEWABLE ENERGY SOLUTIONS LIMITED | 43210 · electrical installation | 2010 | Active | CO6 |
| EFAM AIR LTD | 43290 · other construction installation | 2022 | Active | CO6 |
| EFAM HEAT LIMITED | 43290 · other construction installation | 2025 | Active | CO6 |
| ELECTRITECH LIMITED | 43210 · electrical installation | 2008 | Active - Proposal to Strike off | CO6 |
| ESSEX REWIRES LTD | 43210 · electrical installation | 2022 | Active | CO6 |
| ESSEX SECURITY GATES LIMITED | 43290 · other construction installation | 2014 | Active | CO6 |
| FAIRSTEAD ELECTRICAL LIMITED | 43210 · electrical installation | 2016 | Active | CO6 |
| FUSED ELECTRICAL INSTALLATIONS LTD. | 43210 · electrical installation | 2017 | Active | CO6 |
| GLOBAL TECHNICAL INFRASTRUCTURE SERVICES LTD | 43290 · other construction installation; 71121; 71129 | 2026 | Active | CO6 |
| HILLZ ELECTRICAL LIMITED | 43210 · electrical installation | 2020 | Active | CO6 |
| HOLMAN ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2018 | Active | CO6 |
| HYDRO VENTURES LTD. | 43210 · electrical installation; 35110 | 2024 | Active | CO6 |
| J P F FIRE PROTECTION LTD | 43290 · other construction installation | 2009 | Liquidation | CO6 |
| JAMM RENEWABLES LTD | 43210 · electrical installation | 2022 | Active | CO6 |
| JD ELECTRICAL (ESSEX) LTD | 43210 · electrical installation | 2019 | Active | CO6 |
| JSB ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2021 | Active | CO6 |
| LEXDEN BUILDING SERVICES LIMITED | 43290 · other construction installation | 2017 | Active | CO6 |
| LJP HOME IMPROVEMENTS LTD | 43290 · other construction installation | 2021 | Active | CO6 |
| LOCK ELECTRICAL LIMITED | 43210 · electrical installation | 1975 | Active | CO6 |
| MAYFIELD ES LIMITED | 43210 · electrical installation; 43290 · other construction installation | 2018 | Active | CO6 |
| MJC CIVILS AND FRAMES LTD | 43290 · other construction installation | 2022 | Active | CO6 |
| MORSE INSTALLATION SERVICES LTD | 43290 · other construction installation | 2007 | Active | CO6 |
| MURISUN LTD | 43210 · electrical installation; 43999 | 2026 | Active | CO6 |
| ORCHARD POWER SERVICES LIMITED | 43210 · electrical installation | 2019 | Active | CO6 |
| PHILIP MARTIN ELECTRICAL LIMITED | 43210 · electrical installation | 2003 | Active - Proposal to Strike off | CO6 |
| PROAGRI SOLAR LIMITED | 43210 · electrical installation | 2011 | Active | CO6 |
| PROGRESS ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2017 | Active | CO6 |
| RAZETECH SOLUTIONS LTD | 43210 · electrical installation; 80200 | 2026 | Active | CO6 |
| SEDOY LTD | 43290 · other construction installation; 43320 | 2026 | Active | CO6 |
| SHELTON CONSTRUCTION SERVICES LTD | 43290 · other construction installation | 2016 | Active | CO6 |
| SIBLEY ELECTRICAL LIMITED | 43210 · electrical installation | 2000 | Active | CO6 |
| SIDMAR ELECTRICAL LTD | 43210 · electrical installation | 2020 | Active | CO6 |
| SITE FABRICATIONS LIMITED | 43290 · other construction installation | 2009 | Active | CO6 |
| SURELIGHT GROUP LTD | 43210 · electrical installation | 2025 | Active | CO6 |
| TH ELECTRICAL LIMITED | 43210 · electrical installation | 1998 | Active | CO6 |
| UK ECO POWER LIMITED | 43210 · electrical installation; 35110; 41202; 74901 | 2017 | Active | CO6 |
| W EMBREY ELECTRICAL LIMITED | 43210 · electrical installation | 2010 | Active | CO6 |
| WALKER CONTRACT SERVICES LIMITED | 43290 · other construction installation | 2018 | Active | CO6 |
What homes around CO6 need
In CO6 last summer (2026) there were ≈8 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).
17% of sampled postcodes in CO6 sit in a conservation area (on-record, 1,029 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).
Companies House snapshot 1 Sep 2026, 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. Hot nights: ERA5-ARCO for CO6, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in CO6, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in CO6, with that district's hot nights and planning rule.