Home / Installers / Colchester
CO5: plumbing, heating and air-conditioning companies in Colchester
CO5 (Colchester) has 41 plumbing, heating and air-conditioning companies registered here (SIC 43220) and 99 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, CO5 had ≈18 nights above 18 °C in 2026 (5 times the 1991–2020 average of 3.6).
CO5
Open a company
APEX CLIMATE LTD, incorporated 2026, status Active.
Plumbing, heating and air-conditioning companies
Electrical and other installation companies
| Company | SIC | Incorporated | Status | District |
|---|---|---|---|---|
| 4SITE CERAMICS LIMITED | 43290 · other construction installation; 43390 | 2019 | Active - Proposal to Strike off | CO5 |
| A2B ELECTRICS LTD | 43210 · electrical installation | 2024 | Active | CO5 |
| AGM UTILITIES LTD | 43290 · other construction installation | 2022 | Active | CO5 |
| AMPAUL SOLUTIONS LIMITED | 43210 · electrical installation | 2013 | Active | CO5 |
| ANDERSON SECURITY & EMERGENCY SYSTEMS LIMITED | 43210 · electrical installation | 2004 | Active | CO5 |
| APEX ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2017 | Active | CO5 |
| ARNOLD ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active | CO5 |
| B&S INSTALLATIONS LIMITED | 43290 · other construction installation | 2007 | Active | CO5 |
| BCO ELECTRICS LTD | 43210 · electrical installation | 2026 | Active | CO5 |
| BMS ELECTRICAL TRAINING CIC | 43210 · electrical installation | 2020 | Active | CO5 |
| BMS TRAINING LIMITED | 43210 · electrical installation | 2026 | Active | CO5 |
| BRADLEC ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2007 | Active | CO5 |
| BROMLEY AUTOMATED GATES LTD | 43210 · electrical installation; 80200 | 2025 | Active | CO5 |
| BRTI ELECTRICAL LIMITED | 43210 · electrical installation | 2012 | Active | CO5 |
| BSB ELECTRICAL LIMITED | 43210 · electrical installation | 2015 | Active | CO5 |
| C.J.B ELECTRICAL SYSTEMS LTD | 43210 · electrical installation | 2014 | Active - Proposal to Strike off | CO5 |
| CAPITAL DUCT SERVICES LTD | 43290 · other construction installation; 41201; 41202; 42990 | 2018 | Active - Proposal to Strike off | CO5 |
| CATCHPOLE CONTRACTORS LTD | 43290 · other construction installation | 2021 | Active | CO5 |
| CHRISTOPHER JAMES INSTALLATIONS LIMITED | 43210 · electrical installation; 41100 | 2016 | Active | CO5 |
| CJD ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active - Proposal to Strike off | CO5 |
| CLOCKWORK ELECTRICAL SOLUTIONS LIMITED | 43210 · electrical installation; 41100 | 2018 | Active | CO5 |
| D BLAKE ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2009 | Active | CO5 |
| DAAM SERVICES LTD | 43210 · electrical installation | 2017 | Active - Proposal to Strike off | CO5 |
| DC SURFACING LTD | 43290 · other construction installation | 2024 | Active | CO5 |
| DEVEREUX ELECTRICAL SERVICES LIMITED | 43210 · electrical installation | 2014 | Active - Proposal to Strike off | CO5 |
| DFL ELECTRICAL LIMITED | 43210 · electrical installation | 2015 | Active | CO5 |
| DIGITECH AERIALS LIMITED | 43210 · electrical installation | 2007 | Active | CO5 |
| DLR INTERIORS LTD | 43290 · other construction installation | 2011 | Active - Proposal to Strike off | CO5 |
| DOUGLAS ELECTRICAL CONTRACTORS LIMITED | 43210 · electrical installation | 2017 | Active | CO5 |
| EAST COAST LOFTS LTD | 43290 · other construction installation | 2026 | Active | CO5 |
| ECO ELECTRICAL DESIGN AND INSTALLATION LTD | 43210 · electrical installation | 2018 | Active | CO5 |
| ECO FOUNDATIONS AND FRAMES LTD | 43290 · other construction installation | 2025 | Active | CO5 |
| ELECTRICAL FARM SERVICES LIMITED | 43210 · electrical installation | 2002 | Active | CO5 |
| ELECTROTEC LTD | 43210 · electrical installation | 2015 | Active | CO5 |
| ENERGY STREAM MICROGENERATION LIMITED | 43290 · other construction installation | 2010 | Active | CO5 |
| FLAWLESS GLAZING LTD | 43290 · other construction installation | 2011 | Active | CO5 |
| G A C ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active | CO5 |
| GECKO ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2018 | Active | CO5 |
| GENTRY CONSTRUCTION LTD | 43290 · other construction installation | 2021 | Active | CO5 |
| GJ BUILDING & ELECTRICAL SERVICES LTD | 43210 · electrical installation; 41202 | 2020 | Active | CO5 |
| GREEN EPC LIMITED | 43290 · other construction installation | 2025 | Active | CO5 |
| GREEN STALLION LIMITED | 43290 · other construction installation | 2001 | Active | CO5 |
| GREENER ADVANTAGE RENEWABLES LIMITED | 43210 · electrical installation | 2024 | Active | CO5 |
| GRP X LTD | 43290 · other construction installation | 2021 | Active | CO5 |
| GT ELECTRICAL CONTRACTS LTD | 43210 · electrical installation | 2025 | Active | CO5 |
| H.WOOD ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2018 | Active | CO5 |
| HAMPTON ASSOCIATES LIMITED | 43210 · electrical installation | 2021 | Active - Proposal to Strike off | CO5 |
| HESC LTD | 43210 · electrical installation; 43999; 74909 | 2012 | Active | CO5 |
| HOLDEN BUILD LTD | 43210 · electrical installation; 41100; 41202 | 2018 | Active | CO5 |
| HOOPER INSTALLATIONS LTD | 43290 · other construction installation | 2015 | Active | CO5 |
| HP PROJECTS ESSEX LTD | 43210 · electrical installation | 2024 | Active | CO5 |
| ITECH SERVICES & REPAIRS LIMITED | 43210 · electrical installation; 70100 | 2015 | Active | CO5 |
| J.J. ROGERS LIMITED | 43290 · other construction installation | 2002 | Active | CO5 |
| JCT TILING LIMITED | 43290 · other construction installation | 2023 | Active | CO5 |
| JDP CARPENTRY AND BUILDING SERVICES LIMITED | 43290 · other construction installation | 2024 | Active | CO5 |
| JJ WOODS ELECTRICAL LTD | 43210 · electrical installation | 2024 | Active | CO5 |
| JOHN CARTER ELECTRICAL CONTRACTOR LTD | 43210 · electrical installation | 2013 | Active | CO5 |
| JR INSTALL LTD | 43290 · other construction installation | 2024 | Active | CO5 |
| JTLIFTSERVICES LIMITED | 43290 · other construction installation | 2024 | Active | CO5 |
| K BULL ELECTRICAL LTD | 43210 · electrical installation | 2026 | Active | CO5 |
| L ROBSON LTD | 43210 · electrical installation | 2019 | Active - Proposal to Strike off | CO5 |
| LINKED ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active - Proposal to Strike off | CO5 |
| MAYDAYS ESTATE SERVICES LIMITED | 43290 · other construction installation; 43390; 46130 | 2003 | Active | CO5 |
| MAYLAND INTERIORS LTD | 43290 · other construction installation; 46730 | 2019 | Active - Proposal to Strike off | CO5 |
| MDC SOLAR LIMITED | 43290 · other construction installation | 2011 | Active - Proposal to Strike off | CO5 |
| ML SMITH LTD | 43210 · electrical installation | 2016 | Active - Proposal to Strike off | CO5 |
| MR T JOINERY & BUILDING LTD. | 43290 · other construction installation; 43320; 43390; 43999 | 2014 | Active | CO5 |
| NORFOLK DRYWALL GROUP LIMITED | 43290 · other construction installation | 2024 | Active | CO5 |
| OLIVA CONTRACTS LIMITED | 43290 · other construction installation; 41201 | 2019 | Active | CO5 |
| ONYX ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2021 | Active | CO5 |
| OPULOUS INNOVATION LTD. | 43290 · other construction installation | 2013 | Active | CO5 |
| P JAMES ENGINEERING LTD | 43210 · electrical installation | 2013 | Active | CO5 |
| PILE LINK LTD | 43290 · other construction installation | 2024 | Active | CO5 |
| POWER & DATA LOGISTICS LIMITED | 43210 · electrical installation | 1997 | Active | CO5 |
| PSL RENEWABLES LTD | 43290 · other construction installation | 2024 | Active | CO5 |
| PST GROUP LIMITED | 43210 · electrical installation | 2015 | Active | CO5 |
| PWK CONTRACTORS LTD | 43290 · other construction installation | 2023 | Active | CO5 |
| R S CLARK ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active - Proposal to Strike off | CO5 |
| RD LIGHT AND POWER LTD | 43210 · electrical installation | 2022 | Active | CO5 |
| RETRAC SOLUTIONS LTD | 43290 · other construction installation; 70229; 71129 | 2025 | Active | CO5 |
| RMC ELECTRICAL INSTALLATIONS LIMITED | 43210 · electrical installation | 2026 | Active | CO5 |
| ROB WARD ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2011 | Active | CO5 |
| S W C ESSEX LTD | 43210 · electrical installation | 2015 | Active | CO5 |
| S.G. WOODBURNERS & BUILDING SERVICES LIMITED | 43290 · other construction installation | 2013 | Active | CO5 |
| SAUNDERS ELECTRICAL SERVICES LTD | 43210 · electrical installation | 2021 | Active | CO5 |
| SEW ELECTRICAL LTD | 43210 · electrical installation | 2022 | Active - Proposal to Strike off | CO5 |
| SHOCK OF THE LIGHTNING LTD | 43210 · electrical installation | 2015 | Active | CO5 |
| SONNIE ELECTRICAL LTD | 43210 · electrical installation | 2015 | Active - Proposal to Strike off | CO5 |
| SPARKS ELECTRICAL SOLUTIONS (ESSEX) LIMITED | 43210 · electrical installation | 2016 | Active | CO5 |
| SPC ELECTRICAL SOLUTIONS LTD | 43210 · electrical installation | 2018 | Active | CO5 |
| STAN BUILDERS LTD | 43290 · other construction installation; 16230; 43999 | 2024 | Active | CO5 |
| STZ LIMITED | 43290 · other construction installation | 2023 | Active | CO5 |
| TB FACILITIES LTD | 43210 · electrical installation | 2017 | Active | CO5 |
| THE LUXE SOLAR AND BATTERY COMPANY LTD | 43210 · electrical installation | 2024 | Active | CO5 |
| TWELECT LTD | 43290 · other construction installation | 2024 | Active | CO5 |
| VIGITECH SOLUTIONS LIMITED | 43210 · electrical installation; 62020; 63110 | 2019 | Active | CO5 |
| WB MARINE LTD | 43210 · electrical installation; 33150 | 2021 | Active | CO5 |
| WE-FIX ELECTRICS LTD | 43210 · electrical installation; 62090 | 2014 | Active | CO5 |
| ZSD CONTRACTORS LIMITED | 43290 · other construction installation | 1999 | Active | CO5 |
What homes around CO5 need
In CO5 last summer (2026) there were ≈18 nights that stayed above 18 °C — 5 times the 1991–2020 average of 3.6 (ERA5 reanalysis, grid ≈30 km, lower than street temperatures in cities).
7% of sampled postcodes in CO5 sit in a conservation area (on-record, 977 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 CO5, June–August, minimum at or above 18 °C, retrieved 25 Sep 2026. Conservation-area share: sampled postcode points in CO5, snapshot 25 Sep 2026.
Better than a town-wide list: these are the registered offices in CO5, with that district's hot nights and planning rule.