21 Best Electricians in Chelmsford for 2026

⚡ 21 businesses · 📍 Chelmsford
✓ Verified Google reviews · ✓ Reviewed regularly · ✓ Updated 29 May 2026
Mark Reid
Written by Mark Reid, Trades Editor · Verified 29 May 2026
Chelmsford's housing stock is genuinely varied, and that matters when you're looking for an electrician. The city mixes Victorian terraces around the old town centre, post-war semis in areas like Moulsham and Springfield, 1970s and 80s estates out towards Writtle and Broomfield, and newer-build developments on the edges of Great Baddow and Beaulieu Park. Older properties often still have ageing single-core or rubber-insulated wiring, outdated consumer units with rewirable fuses rather than modern MCBs, and inadequate earthing that needs sorting before any extension work or kitchen refit can go ahead. Newer builds tend to need EV charger installations, smart home wiring, or additional circuits for home offices. The type of work most electricians in Chelmsford carry out reflects that mix, so it's worth being clear about what your property needs before you pick up the phone.

The businesses on this page are drawn from third-party business listings and ranked by public review rating and review count, with a small additional lift for those showing a working website and a contactable phone number. We check each business's homepage to confirm that electrical work is what they primarily offer, which is how unrelated trades stay off the page. Listings flagged as permanently closed are removed automatically. Where you see a Trust Verified badge against a business, that means it has additionally passed our full verification process, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. You can see the full list of what that involves on our How We Verify page. For any business that doesn't carry the badge, those checks haven't been carried out by us, and you should do them yourself before booking.

Before you commit to anyone, ask to see their NICEIC, NAPIT, or ELECSA registration, since registered electricians are legally able to self-certify their work and issue you the electrical installation certificate you'll need for buildings insurance and future property sales. Get at least two or three quotes, and make sure each one specifies the same scope of work so you're comparing like for like. Ask whether the price includes any remedial work identified during the job, since this is where costs can creep up. For larger jobs like a full rewire of a three-bedroom semi, quotes in the Chelmsford area typically range from around £3,000 to £6,000 depending on the size of the property and how much of the plasterwork needs making good afterwards, so the cheapest quote isn't always the most straightforward option.
How We Select & Rate The Best Electricians in Chelmsford

Rankings on this page are driven by public review rating and review count, pulled from third-party business listings, with a small lift applied to businesses that have a working website and phone number. We read each business's homepage to confirm that electrical work is what they primarily offer, keeping unrelated trades off the page. Listings flagged as permanently closed are removed automatically. Businesses carrying the Trust Verified badge have additionally passed our full verification, covering qualifications, accreditations, insurance, trading history, customer review history, and registered company information. See our How We Verify page for the complete criteria. All other businesses on this page have not been independently verified by us, and their inclusion is not an endorsement. Always carry out your own checks before hiring.

Positions 1–5 (Recommended and Featured) may be paid placements. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison — Electricians in Chelmsford

# Business Rating Reviews Phone
1 CG Electrical Essex LTD Recommended ⭐ 5.0 138 +44 7845 717266 View →
2 Bryden Electrical Ltd Featured ⭐ 4.8 130 +44 7999 290802 View →
3 A B Electrical Essex Ltd Featured ⭐ 4.9 92 +44 7746 833777 View →
4 Dynamic Electrical and Renewables Ltd Featured ⭐ 5.0 33 +44 1245 698335 View →
5 TM Hughes & Son Electrical Services Featured ⭐ 5.0 27 +44 1245 830560 View →
6 MC Electrical & Testing ⭐ 5.0 26 +44 7810 755931 View →
7 BSJ Electrical Limited ⭐ 5.0 21 +44 1277 714089 View →
8 Test Safe Electrical Ltd ⭐ 5.0 21 +44 7896 992841 View →
9 Respond Electrical Ltd. ⭐ 4.8 29 +44 1245 376000 View →
10 AVB Electrical ⭐ 4.8 22 +44 7918 998691 View →
11 NJR Electrical and Fire Ltd ⭐ 4.7 23 +44 1344 921501 View →
12 Paul ainsworth electrical ⭐ 5.0 12 +44 7930 582028 View →
13 Encore Electrical ⭐ 4.7 14 +44 7852 867042 View →
14 Complete Electrical Services uk ltd ⭐ 5.0 8 +44 1245 422306 View →
15 JayPyro Electrics ⭐ 5.0 8 +44 1245 922333 View →
16 eco electrical design & installation ⭐ 5.0 7 +44 1245 976492 View →
17 TLElectrical ⭐ 5.0 5 +44 7464 686450 View →
18 Electra Tech Services ⭐ 5.0 5 +44 7943 802555 View →
19 McAvoy Electrics ⭐ 5.0 3 +44 7877 533690 View →
20 DSA Electrical ⭐ 4.4 9 +44 1245 478970 View →
21 M-Spec Services Ltd ⭐ 4.4 9 +44 1245 830811 View →

Our Top Picks

6
MC Electrical & Testing
Not Verified
5.0 (26 reviews)
Chelmsford +44 7810 755931

Homes and businesses across Chelmsford turn to MC Electrical & Testing for electrical installation and safety testing work. The company holds a perfect five-star rating across 26 Google reviews, reflecting consistent reliability among local clients. Its CM1 postcode places it well for covering the town and surrounding areas.

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7
BSJ Electrical Limited
Not Verified
5.0 (21 reviews)
Chelmsford +44 1277 714089

Electrical work in Chelmsford and the surrounding area is the focus for BSJ Electrical Limited, a local contractor covering domestic and commercial installations. The firm holds a five-star rating across 21 Google reviews, reflecting consistent results on the ground. CM2 7QJ is the base, with work typically carried out across the wider Essex region.

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8
Test Safe Electrical Ltd
Not Verified
5.0 (21 reviews)
Chelmsford +44 7896 992841

Electrical testing and installation work is the focus for Test Safe Electrical Ltd, a Chelmsford-based contractor serving residential and commercial clients across the CM1 area. The company holds a perfect five-star rating across 21 Google reviews, suggesting consistent reliability on the jobs it takes on. Periodic inspection reports, rewires, and fault-finding work are typical of the scope it covers.

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9
Respond Electrical Ltd.
Not Verified
4.8 (29 reviews)
Chelmsford +44 1245 376000

Rated 4.8 from 29 reviews, Respond Electrical Ltd has built a consistent record among Chelmsford residents and businesses seeking reliable electrical work. The company operates across domestic and commercial projects in the town, covering installations, repairs, and inspections. That rating, drawn from nearly three dozen verified customers, points to a contractor worth considering for straightforward and more complex electrical jobs alike.

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10
AVB Electrical
Not Verified
4.8 (22 reviews)
Chelmsford +44 7918 998691

Electrical work across Chelmsford and the surrounding area is the focus for AVB Electrical, a local contractor covering domestic and commercial installations. With a Google rating of 4.8 from 22 reviews, the business has built a solid local reputation for reliable, straightforward service. CM2 6GA places it well for clients across central and south Chelmsford.

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11
NJR Electrical and Fire Ltd
Not Verified
4.7 (23 reviews)
Chelmsford +44 1344 921501

Rated 4.7 from 23 Google reviews, NJR Electrical and Fire Ltd serves residential and commercial clients in Chelmsford, covering electrical installation and fire safety work. The CM1 postcode base places the company well for projects across the town and surrounding areas. A combined electrical and fire specialism under one firm is a practical arrangement that suits landlords and small businesses managing compliance obligations.

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12
Paul ainsworth electrical
Not Verified
5.0 (12 reviews)
Chelmsford +44 7930 582028

Domestic and commercial electrical work is the focus at Paul Ainsworth Electrical, based in Chelmsford. The company holds a perfect five-star rating across its Google reviews, reflecting consistent reliability on local jobs. From fault finding to full rewires, it serves residential and business clients across the CM1 area.

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13
Encore Electrical
Not Verified
4.7 (14 reviews)
Chelmsford +44 7852 867042

Domestic and commercial electrical work forms the core of Encore Electrical's offering in Chelmsford. The CM2-based contractor covers installation, maintenance, and fault-finding across residential and business premises. Rated 4.7 on Google from 14 reviews, the business has built a consistent local reputation for reliable, straightforward electrical services.

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14
Complete Electrical Services uk ltd
Not Verified
5.0 (8 reviews)
Chelmsford +44 1245 422306

Rated five stars across all eight Google reviews, Complete Electrical Services UK Ltd operates out of Chelmsford, covering residential and commercial electrical work in the area. The consistent rating across a modest but clean review sample points to reliable workmanship and straightforward client communication. A solid option for householders and businesses in and around the town.

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15
JayPyro Electrics
Not Verified
5.0 (8 reviews)
Chelmsford +44 1245 922333

JayPyro Electrics is an electrical contractor serving Chelmsford and the surrounding area. The firm holds a perfect five-star rating across its Google reviews, suggesting consistent workmanship on domestic and commercial projects. Residents and local businesses looking for a straightforward, reliable electrician will find JayPyro a practical first call.

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16
eco electrical design & installation
Not Verified
5.0 (7 reviews)
Chelmsford +44 1245 976492

Rated five stars across seven Google reviews, eco electrical design & installation serves the Chelmsford area with a focus on both design and installation work. The CM2 postcode places the business towards the south of the city, well positioned for residential and local commercial enquiries. A consistent review record suggests reliable, straightforward electrical work delivered without fuss.

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17
TLElectrical
Not Verified
5.0 (5 reviews)
Chelmsford +44 7464 686450

TLElectrical is a domestic and commercial electrical contractor serving Chelmsford and the surrounding area. The business holds a perfect five-star rating across its Google reviews, reflecting consistent work quality across its customer base. Jobs are carried out to Part P building regulations standards, giving householders and business owners the compliance documentation they need.

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18
Electra Tech Services
Not Verified
5.0 (5 reviews)
Chelmsford +44 7943 802555

Electra Tech Services is an electrical contractor based in Chelmsford, covering domestic and commercial work across the area. The firm holds a perfect five-star rating across its Google reviews, suggesting consistent, reliable output on every job. Clients in the CM2 area and beyond use the company for electrical installations, fault-finding, and associated work.

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19
McAvoy Electrics
Not Verified
5.0 (3 reviews)
Chelmsford +44 7877 533690

Rated 5 stars by local customers, McAvoy Electrics operates as an electrical contractor serving Chelmsford and the surrounding area. The business covers domestic and commercial work, from installation and maintenance through to fault finding. That consistent rating points to a straightforward, reliable service rather than one propped up by marketing.

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20
DSA Electrical
Not Verified
4.4 (9 reviews)
Chelmsford +44 1245 478970

DSA Electrical is a Chelmsford-based electrical contractor serving residential and commercial customers across the local area. With a Google rating of 4.4, the business has built a steady local reputation for reliable electrical work. CM2 8JT places it well for clients across the southern parts of the town.

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21
M-Spec Services Ltd
Not Verified
4.4 (9 reviews)
Chelmsford +44 1245 830811

Electrical installation and maintenance work in Chelmsford, covering both domestic and commercial properties, is the focus of M-Spec Services Ltd. The company holds a 4.4 Google rating from verified reviewers, reflecting consistent work across the CM2 area and its surroundings. Local clients use the firm for wiring, consumer unit upgrades, and general electrical upkeep.

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Transparency notice: Recommended (#1) and Featured (positions 2-5) listings may be paid placements, so a business's fee affects whether and where it appears in those positions. 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 an electrician cost in Chelmsford?
Most electricians in Chelmsford charge a day rate or a fixed price per job rather than a straight hourly rate. For small jobs like fitting a new socket, replacing a consumer unit, or installing an outdoor light, you're typically looking at £80 to £180 depending on complexity and how long the work takes. A consumer unit upgrade, which is one of the most common jobs in older Chelmsford properties, usually comes in at £400 to £700 for a straightforward domestic swap-out. A full rewire of a typical three-bedroom semi ranges from roughly £3,000 to £5,500, though properties in areas like Moulsham with original Victorian wiring or lath-and-plaster walls can push that higher because of the extra time involved in threading cable and making good. EV charger installations tend to run from around £600 to £1,000 fitted, depending on the charger unit chosen and how close the consumer unit is to where the car is parked. Getting two or three written quotes for any job over a couple of hundred pounds is just sensible practice.
Do I need an electrician to be registered in Chelmsford, and what does that mean?
For most electrical work inside a domestic property, the law requires the work either to be notified to the local building authority or to be carried out by someone registered with a government-approved competent person scheme, such as NICEIC, NAPIT, or ELECSA. A registered electrician can self-certify their own work and issue you an electrical installation certificate without you needing to make a separate building control application. That certificate matters because it's the paperwork your insurer may ask for if you ever make a claim related to an electrical fault, and a conveyancer will expect to see it if you sell the house. You can check whether an electrician is registered on the respective scheme's website before anyone arrives on site. Unregistered electricians aren't automatically poor quality, but you'd need to notify building control yourself and arrange for the work to be inspected, which adds cost and delay.
How long does a full house rewire take in Chelmsford?
For an average three or four-bedroom detached or semi-detached house, a full rewire typically takes two to five working days for a two-person team. The range is that wide because older properties with solid walls, lath-and-plaster ceilings, or complicated layouts take considerably longer to run cable through than a 1990s or 2000s-built property with stud partition walls and accessible roof voids. Properties in places like Springfield or the older parts of Great Baddow can add a day or more to a job if the ceiling plaster is fragile or the floorboards have been fixed down with screws over the years. Electricians usually need access to every room, so you'll want to clear furniture away from walls and make sure loft hatches are accessible before work starts. Most electricians will also want to quote on making good the plasterwork separately or let you arrange your own plasterer, so it's worth clarifying that upfront.
What's involved in getting an EV charger installed at a Chelmsford home?
Having a home EV charger installed is a fairly straightforward job for a competent electrician, but a few things affect how long it takes and what it costs. The electrician will first check that your consumer unit has spare capacity and that your incoming supply is adequate, since some older properties in Chelmsford still have 60-amp supplies that need upgrading before a 7kW charger can be added without risk of tripping. The charger unit itself is usually mounted on an outside wall or in a garage, and the cable run from the consumer unit determines a fair chunk of the labour cost. Many households qualify for funding towards the installation cost through the OZEV grant scheme, so it's worth asking your electrician whether the charger brand they recommend is eligible. A typical installation costs between £600 and £1,000 all-in, and the work must be notified to building control, so make sure your electrician is registered and issues you the relevant certificate.
What should I do if I have a partial power cut in my Chelmsford home?
If you lose power to part of the house but not all of it, the first thing to do is check your consumer unit. A tripped MCB or RCD will have dropped to the middle position or moved to off, and resetting it by pushing it firmly back up will often restore power. If it trips again immediately, something on that circuit is drawing too much current or there's a fault, and you shouldn't keep resetting it. Check whether any appliance was running on that circuit when it tripped, unplug everything on it, and try again. If the trip keeps happening with nothing plugged in, that suggests a wiring fault and you need an electrician to investigate before using the circuit. For a complete loss of power to the whole property, check whether your neighbours on the same street are affected, since a problem with the local network is the responsibility of the district network operator, which for most of Chelmsford is UK Power Networks, reachable on 105.
How do I check that an electrician in Chelmsford is legitimate before hiring them?
Start by asking for their registration number with a competent person scheme such as NICEIC, NAPIT, or ELECSA, then verify it yourself on that scheme's official website. Don't rely on a logo on a website or van. Ask whether they carry public liability insurance and request to see the certificate, since a reputable electrician won't hesitate to show you. Check their public reviews across more than one platform and look at how they've responded to any negative feedback, since the response tells you a lot about how disputes are handled. Ask for a written, itemised quote rather than a ballpark figure over the phone, and make sure it clearly states what's included, what certification they'll provide on completion, and how long the quote is valid for. For larger jobs, it's reasonable to ask for references from similar recent work. If someone asks for a large cash deposit upfront and is reluctant to provide any paperwork, walk away.