13 Best Heating Engineers in Colchester for 2026

🔥 13 businesses · 📍 Colchester
✓ Reviewed regularly · ✓ Updated 25 August 2026
Mark Reid
Written by Mark Reid, Trades Editor · Verified 25 August 2026
Colchester's housing stock throws up a fair range of heating jobs, from the Victorian terraces around Old Heath with their original cast iron radiators and awkward pipework, to the newer estates out towards Stanway and Highwoods where combi boilers and pressurised systems are the norm. Older properties in the town centre and around Dutch Quarter often need more thought given to flue routing and airing cupboard conversions, while rural spots near Fordham or Layer de la Haye might mean oil-fired systems rather than mains gas. A decent heating engineer knows the difference and won't just fit whatever's easiest.

The businesses listed here are pulled from public business listings and ranked using review rating and review count, with a small lift given to those showing a working website and phone number. We read each firm's homepage to check that heating engineering is genuinely their main line of work, not a sideline mentioned once on a services page, which helps keep plumbers, electricians and other trades who only occasionally touch heating off this particular list. Listings flagged as permanently closed are stripped out automatically. Some businesses carry a Trust Verified badge, which means they've gone through our fuller verification covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company details (our How We Verify page sets out exactly what's involved). Businesses without that badge haven't been through that process with us, so it's worth doing your own checks before booking anyone.

Before you commit to a heating engineer, ask to see their Gas Safe registration card if the job involves a gas boiler, and check the card matches the type of work they're quoting for, boiler servicing and installation are different categories on the card. Ask for a written quote that breaks down parts and labour, and find out whether the price includes a magnetic filter, powerflush or building control notification, as these often get added on afterwards if they're not mentioned upfront. It's worth getting two or three quotes for anything above a straightforward service or repair, since prices for a new boiler installation in Colchester can vary by several hundred pounds between firms depending on the make fitted and how much pipework needs altering. A written guarantee on parts and labour, separate from any manufacturer warranty, is also worth asking about before you sign anything.
How We Select & Rate The Best Heating Engineers in Colchester

Rankings are based on review rating and review count taken from public business listings, with a small lift given to businesses showing a working website and phone number. We check each business's homepage to confirm heating engineering is what they primarily offer, which keeps unrelated trades off this page. Listings marked as permanently closed are removed automatically. Businesses with a Trust Verified badge have additionally passed our full verification, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company information; see our How We Verify page for the complete list. Other businesses here haven't been independently verified by us, and appearing on this page isn't an endorsement. Always carry out your own checks before hiring.

Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison — Heating Engineers in Colchester

# Business Rating Reviews Phone
1 N Hammond Gas Plumbing & Heating Engineer ⭐ 4.9 203 07494 484544 View →
2 Mr Boiler Services ⭐ 5.0 95 07791 209303 View →
3 iDeal Temperature ⭐ 5.0 63 07402 410932 View →
4 AquaGas Colchester Ltd Manning Plumbing & Heating ⭐ 4.7 102 07801 594484 View →
5 Goldstar Plumbing and Heating Ltd ⭐ 4.8 39 07464 935687 View →
6 Colchester Heating Services ⭐ 5.0 23 01206 239298 View →
7 All Seasons Heating ⭐ 4.9 17 07534 415963 View →
8 HRH Services - Plumbing & Heating ⭐ 5.0 10 07384 985450 View →
9 Gasway Services LTD - Commerce Park ⭐ 4.3 31 01206 799994 View →
10 TLC Home Group ⭐ 5.0 7 01206 971858 View →
11 APS Heating Services ⭐ 5.0 5 07535 389237 View →
12 Elite Blue Gas ⭐ 5.0 4 07872 393742 View →
13 Accredited Heating Services Ltd ⭐ 4.4 7 01206 855856 View →

Our Top Picks

1
N Hammond Gas Plumbing & Heating Engineer
Not Verified
4.9 (203 reviews)
Colchester 07494 484544

N Hammond Gas Plumbing & Heating Engineer provides comprehensive gas, plumbing and heating services to customers throughout Colchester and surrounding areas. Based on Grosvenor Place in central Colchester, the company has earned an impressive 4.9 out of 5 star rating from 203 verified customer reviews. Their qualified engineers handle everything from boiler installations and repairs to general plumbing work and gas safety inspections.

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2
Mr Boiler Services
Not Verified
5.0 (95 reviews)
Colchester 07791 209303

A call to Mr Boiler Services in Colchester usually starts with a boiler that's stopped firing or a radiator that won't heat up, and ends with a diagnosis and repair on the same visit where possible. The firm also handles servicing and installations, and has built up a five-star average across 95 reviews from local customers.

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3
iDeal Temperature
Not Verified
5.0 (63 reviews)
Colchester 07402 410932

iDeal Temperature provides gas engineering services to customers in Colchester and the surrounding areas from their base in Stanway. The company has earned a perfect 5-star rating from 63 verified customer reviews on Google. Their experienced engineers handle gas installations, repairs, and maintenance work for residential and commercial properties throughout the CO3 postcode area.

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4
AquaGas Colchester Ltd Manning Plumbing & Heating
Not Verified
4.7 (102 reviews)
Colchester 07801 594484

AquaGas Colchester Ltd Manning Plumbing & Heating works as a heating engineer covering Colchester and the surrounding area, handling boiler and central heating work for local households. The firm has built up a solid reputation locally, reflected in a 4.7 rating from 102 reviews. Enquiries can be made through its website for those wanting heating systems checked or repaired.

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5
Goldstar Plumbing and Heating Ltd
Not Verified
4.8 (39 reviews)
Colchester 07464 935687

Goldstar Plumbing and Heating Ltd provides gas engineering services to customers across Colchester from their base on St Anne's Road. The company has earned a strong reputation with a 4.8/5 star rating based on 39 verified customer reviews. Their services cover gas installations, repairs and maintenance for residential and commercial properties in the CO4 area.

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6
Colchester Heating Services
Not Verified
5.0 (23 reviews)
Colchester 01206 239298

Colchester Heating Services provides gas engineering solutions throughout Colchester, operating from their CO4 base. The company handles boiler repairs and heating system maintenance for residential and commercial properties. With a 5-star rating from 23 verified customer reviews, they have established a solid reputation for reliable service in the local area.

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7
All Seasons Heating
Not Verified
4.9 (17 reviews)
Colchester 07534 415963

Heating engineers covering Colchester and the surrounding area, All Seasons Heating handles boiler servicing, repairs and installation work for domestic customers. Feedback from local clients has been consistently strong, with a 4.9 rating from 17 reviews. The company operates from the CO1 postcode, placing it within easy reach of homes across the city.

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8
HRH Services - Plumbing & Heating
Not Verified
5.0 (10 reviews)
Colchester 07384 985450

Landlords and letting agents managing rental properties in Colchester turn to HRH Services for boiler repairs, servicing and heating installations that keep tenancies compliant. The firm holds a 5 from 10 reviews on Google, reflecting consistency across the jobs it takes on. Work is arranged directly with property managers, avoiding delays that tenants often face with larger contractors.

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9
Gasway Services LTD - Commerce Park
Not Verified
4.3 (31 reviews)
Colchester 01206 799994

Landlords and letting agents across Colchester rely on Gasway Services for gas safety checks and boiler maintenance that keep rental properties compliant. Based at Commerce Park, the firm handles routine servicing alongside repairs, and holds a 4.3 rating from 31 reviews. Property managers overseeing multiple units can arrange ongoing inspection schedules directly with the team.

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10
TLC Home Group
Not Verified
5.0 (7 reviews)
Colchester 01206 971858

A perfect five-star record from seven reviews puts TLC Home Group among Colchester's more consistently rated heating engineers. The firm handles boiler repairs, servicing and installations for households across the CO3 area. Its small volume of feedback suggests a business built on repeat local custom rather than volume.

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11
APS Heating Services
Not Verified
5.0 (5 reviews)
Colchester 07535 389237

APS Heating Services operates as a gas engineering company serving Colchester and the surrounding CO2 area. The business provides gas appliance installation, maintenance and repair services from their base in Littlebury Gardens. With a 5-star rating from 5 verified customer reviews, they handle both domestic and commercial gas engineering requirements.

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12
Elite Blue Gas
Not Verified
5.0 (4 reviews)
Colchester 07872 393742

Elite Blue Gas provides professional gas engineering services throughout Colchester and the surrounding areas from their base in Rowhedge. The company has earned a perfect 5-star rating from 4 verified customer reviews, reflecting their commitment to quality workmanship and reliable service. They serve both domestic and commercial clients across the CO5 postcode area and beyond.

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13
Accredited Heating Services Ltd
Not Verified
4.4 (7 reviews)
Colchester 01206 855856

Boiler installation and servicing forms the core of Accredited Heating Services Ltd's work in Colchester, covering repairs and system upgrades for domestic customers. The firm holds a 4.4 rating from seven reviews, reflecting consistent workmanship on call-outs. Based in the CO4 area, it serves households needing both routine maintenance and unplanned heating fixes.

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Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →

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Frequently Asked Questions

How much does a heating engineer cost in Colchester?
A standard annual boiler service typically runs from around £70 to £120, while a call-out for a fault, say a boiler losing pressure or not firing up, often costs £60 to £90 for the first hour plus parts. A full combi boiler replacement, including removal of the old unit, usually falls between £2,000 and £3,500 depending on the brand and how much pipework or flue work is involved, and can rise if you're switching from a system boiler to a combi. Older Colchester properties with awkward loft or cupboard access sometimes push costs higher due to extra labour. Getting two or three written quotes is normal practice and helps you spot anyone quoting well outside the local range.
Do I need a Gas Safe registered engineer for boiler work in Colchester?
Yes, if the job touches a gas appliance, whether that's servicing, repairing or installing a boiler, cooker or gas fire, the engineer must be Gas Safe registered by law. Ask to see their Gas Safe ID card and check the back for the specific categories they're qualified to work on, since not every registered engineer covers boilers or fires. You can also confirm registration details on the Gas Safe Register website using the licence number on the card.
How long does a boiler installation take?
A like-for-like combi boiler swap, where the new unit goes in roughly the same spot as the old one, usually takes a single day, sometimes finishing by early afternoon. If the boiler is being relocated, say from a kitchen cupboard to a loft, or you're changing from a system or regular boiler to a combi, it can take two to three days because of the extra pipework, flue routing and possibly a new condensate drain. Older Colchester homes with solid walls or limited loft access sometimes add extra time too, so it's worth asking your engineer for a realistic estimate before work starts rather than assuming it'll all be done in a morning.
What's the difference between a boiler service and a boiler repair?
A service is routine maintenance, checking the flue, pressure, seals and combustion to keep the boiler running safely and efficiently, usually done once a year regardless of whether anything's gone wrong. A repair deals with an actual fault, such as a broken diverter valve, failed PCB or a leak, and gets priced separately once the engineer has diagnosed the problem. Keeping up with annual servicing often catches small issues before they turn into an expensive repair, and it also keeps any manufacturer warranty valid, since most require proof of an annual service.
Should I get a smart thermostat or new radiators fitted at the same time as a new boiler?
It's worth discussing with your engineer while they're already on site, since fitting a smart thermostat alongside a new boiler adds relatively little extra labour cost, often £150 to £250 including the unit, and can help you get more out of the new system straight away. New radiators or additional zoning valves are a bigger job and worth planning separately if your current radiators are undersized or the house has cold spots, particularly in older Colchester terraces where the original radiators may have been sized for a different heating setup entirely.
How do I choose between heating engineers in Colchester?
Start by checking the engineer's Gas Safe registration yourself on the official register, don't just take their word for it or rely on a card they show you, as these can be out of date. Read through recent customer reviews rather than just the star rating, looking for comments about tidiness, timekeeping and whether the final price matched the quote. Ask for a written quote itemising parts and labour, confirm whether a boiler warranty registration is included, and check if they carry public liability insurance, most reputable engineers will happily provide proof if asked. Finally, get quotes from at least two or three firms for anything beyond a basic service, since this is the simplest way to spot a fair price for the work involved.