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Electrical Contracting Companies in Cambridge: 100+ Active Firms (2026)
Electrical contractors in Cambridge design, install, inspect and test building wiring and power systems across local homes and commercial sites.
Buying centres tend to sit with local builders, facilities managers, landlords, property managers and homeowners rather than centralised enterprise procurement teams. Cambridge contractors in this niche usually win work through tenders, site relationships, call-outs and repeat compliance schedules, with domestic jobs sitting alongside commercial fit-outs and construction-package work. The more attractive buyer profile is a small or mid-sized operator that can price, staff and certify multiple jobs at once, but still relies on local reputation and scheme membership. Engagements are typically practical and bounded: planned maintenance, remedial work, installation packages and testing cycles, rather than long software-like contracts or national outsourcing programmes.
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Cambridge has 104 actively trading electrical contracting companies, a compact local cohort rather than a national-scale cluster. Reported headcount totals 353, which points to owner-managed and small employer models alongside a few larger contractors. Only 2 sit above £5M turnover, while 13 have been incorporated since 2022, so the mix includes established local operators and newer entrants. For researchers, the useful denominator is the active trading cohort, not a wider construction-installation universe.
For domestic work, regulatory exposure sits mainly in Building Regulations Part P in England. GOV.UK describes Approved Document P as statutory guidance for electrical safety in dwellings, including when notification is needed and what must be covered at design, installation, inspection, testing and handover. Competent person schemes matter commercially because members can self-certify certain building work rather than seeking separate building regulations approval, and electrical-scheme members appear on the electrical competent person register. The Building Safety Regulator also keeps building safety and standards under review, which gives compliance processes a wider construction-safety context.
Demand appears tied less to a single local growth story than to recurring safety, maintenance and refurbishment work across homes, small commercial premises and construction sites. Scale-up scarcity suggests many operators will keep project-led models, with hiring and certification capacity shaping how much work they can take on. Larger contractors may pick up compliance-heavy packages where clients want documented testing, handover and scheme membership. Smaller firms still have room in call-out, domestic and subcontract work, though margins tend to depend on labour availability, materials pricing and the ability to schedule repeat customers without adding too much overhead.
104
Active firms
2026
2
Above £5M
turnover threshold
13
Recent incorporations
since 2022
Key facts
About 1% of the trading cohort reports turnover above £5M (2 of 104 firms) — the rest sits below that revenue band.
12% of the cohort was incorporated since 2022 (13 firms), so a sizeable share is in its first few filing cycles.
Building Regulations Part P in England covers electrical safety in dwellings, including design, installation, inspection, testing and information requirements.
Competent person schemes allow registered installers to self-certify certain building work rather than seek separate building regulations approval.
Since April 2023, the Building Safety Regulator has had a duty under the Building Safety Act 2022 to keep building safety and standards under review in England.
The UK electricians market was estimated at £35.9 billion in 2024.
European electrical contracting is fragmented and SME-heavy, so procurement tends to turn on certification, capacity and local delivery rather than scale alone.
Top Cambridge electrical contracting companies
THOMPSON ELECTRICAL (CAMBRIDGE) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services for domestic, commercial and industrial properties, including rewiring, fuse board upgrades, electrical installations, maintenance and repairs, PAT testing,…
Serves homeowners and businesses across Cambridge and East Anglia, including construction firms, housing associations, colleges, churches, commercial offices, industrial sites and smaller builders.
Financial Health
StrongStrong · Growing · 0% CAGR over 2y
Location
Safeswitch Electrical Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services for residential and commercial properties, including inspections and EICR reports, rewiring, electrical installations, lighting systems, solar panels and…
Serves homeowners, landlords and commercial property owners within around 50 miles of Cambridge, plus organisations such as schools, offices, medical centres, farms and hospitals needing electrical…
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 2y
Location
PRO-LEC ELECTRICAL SOLUTIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services for domestic and commercial properties, including electrical installations, repairs, lighting design and installation, and system maintenance. Also installs…
Serves homeowners and commercial organisations in the Cambridge area, including businesses undertaking fit-outs and property owners seeking electrical or renewable energy contractors.
Financial Health
WeakWeak · -21% CAGR over 2y
Location
Blue Oaks Solutions Ltd
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
BRIDGE H LTD
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsFinancial Health
HealthyHealthy · Hiring · 100% CAGR over 1y
Location
Abrey Maintenance Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides property maintenance and renovation services for homeowners and landlords, including plumbing, gas and electrical work, kitchen and bathroom installation, roofing, flooring, decorating,…
Serves local homeowners and residential landlords with homes and rental properties needing ongoing maintenance, repairs, renovations and related trades support.
Financial Health
HealthyHealthy · Hiring · 12% CAGR over 2y
Location
ARTISAN ELECTRICS (CAMBRIDGE) LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical design and installation services for residential and commercial properties, including solar panel systems, battery storage, EV charging points, electrical testing (EICR), consumer…
Serves homeowners and businesses in Cambridge with domestic and commercial premises, including customers focused on solar, battery storage, EV charging and electrical compliance.
Financial Health
StrongStrong
Location
Cambridge Electrical Services Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides domestic and commercial electrical services including installation, maintenance and fault repair. Installs EV charging points, air source heat pumps, home battery storage and automation…
Serves homeowners and businesses in Cambridge and surrounding areas needing electrical contractors, including customers interested in renewable energy, EV charging, home automation and emergency…
Financial Health
StableStable · 0% CAGR over 2y
Location
G M PAKE & SON LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services including fault diagnosis, inspections, electrical installations, data networking, fire detection and security systems, fixed installation and portable…
Serves homeowners, businesses and public-sector organisations in and around Cambridgeshire, including schools, offices, warehouses and factories, plus domestic customers in private dwellings.
Financial Health
WeakWeak · Hiring · 8% CAGR over 2y
Location
J.L.B. Electrical Contractor (Cambridge) Ltd
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides electrical contracting and renewable energy installation services, including solar PV systems, battery storage, EV charging points, air-source heat pumps, air conditioning, and general…
Serves homeowners, businesses and industrial clients across Cambridge and East Anglia, including customers seeking electrical, solar, battery storage, EV charging, heating and air conditioning…
Financial Health
HealthyHealthy · Hiring · 26% CAGR over 3y
Location
LC Electrical Contractors Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services for domestic and commercial properties, including electrical installations, wiring, maintenance, compliance testing and fault finding. Also undertakes…
Serves a mix of domestic and commercial customers, including homeowners, renovators, landlords and local businesses across Cambridgeshire and surrounding areas.
Financial Health
StrongStrong · Hiring · 15% CAGR over 2y
Location
MCLATCHIE ELECTRICAL LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical services for domestic and commercial properties, including electrical installations, rewiring, fault finding, inspection and testing such as PAT testing, lighting design and…
Serves domestic homeowners, local businesses and public-sector/community organisations such as councils, schools and leisure centres in the Cambridgeshire, Ely and Littleport area.
Financial Health
HealthyHealthy · Hiring · 19% CAGR over 4y
Location
A G ELECTRICAL (CAMBRIDGE) CONTRACTORS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical, plumbing and heating services including installation, repairs, maintenance and safety testing. Installs lighting, boilers and central heating, carries out rewiring and…
Serves homeowners, landlords, student accommodation providers, trade customers and DIY buyers across Cambridge and Cambridgeshire.
Financial Health
StableStable · 0% CAGR over 5y
Location
DBS Electrical (Cambridge) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides commercial electrical design, supply and installation services, including project management and maintenance. Designs and manufactures bespoke control panels and building management system…
Serves commercial and public-sector property operators, facilities managers and contractors in hospitals, retail and leisure premises, warehouses and industrial plants needing electrical and BMS…
Financial Health
StableStable · 0% CAGR over 4y
Location
SUMMERS ELECTRICAL & PARTNERS LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services including installation, testing, maintenance and full wiring for domestic, commercial, industrial and agricultural properties. Carries out electrical…
Serves homeowners, landlords, commercial premises, industrial sites and agricultural businesses across Bedfordshire, Hertfordshire and Cambridgeshire.
Financial Health
StableStable · 0% CAGR over 4y
Location
JHE Electrical Contractors Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services including domestic, commercial and industrial installations, rewiring, lighting upgrades, and EV charger installation. Carries out electrical testing and…
Serves homeowners, commercial property occupiers such as shops, offices and showrooms, and industrial businesses with factories or business premises around Royston, Hertfordshire.
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
HUTTIE BUILDING SERVICES LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides electrical, plumbing, heating and HVAC services for residential and commercial properties, including installation, repair and maintenance of boilers, central heating, air conditioning,…
Serves both residential customers and commercial organisations, including homeowners, landlords, property managers and facilities teams, across Cambridgeshire and London.
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 2y
Location
C K Electrical Testing Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Avocet Electrical Technology Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -10% CAGR over 4y
Location
CAMBRIDGE AIRCONDITIONING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
SOTHAM ENGINEERING SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical and electrical building services including electrical contracting, heating and ventilation systems, renewable energy installations, and fire and security systems. Also delivers…
Serves construction and refurbishment clients, main contractors, consultants and architects managing building projects, with contract values from £50k to £3m+ across East Anglia, London and the…
Financial Health
WeakWeak · -4% CAGR over 4y
Location
Green City Electrical Services Ltd
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Howell Electrical Services Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
BOREHAM ELECTRICAL LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Dart Electrical Engineering Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Bowler Power Services Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical installation and connection services for electricity networks, including LV and HV cable jointing, new service connections for residential developments, and street lighting…
Serves DNOs, IDNOs, independent connection providers, asset owners and private clients involved in electricity network connections, new residential developments, construction sites and street…
Financial Health
HealthyHealthy · Hiring · 7% CAGR over 4y
Location
JAMES LOOSLEY ELECTRICAL LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · Hiring · 32% CAGR over 4y
Location
Kingston Electrical Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -13% CAGR over 5y
Location
EASTWOOD PRODUCTION SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -62% CAGR over 4y
Location
Pure Electrical (Cambridge) Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · -16% CAGR over 4y
Location
SJB Electrical Contracting Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -65% CAGR over 4y
Location
FORDHAM ELECTRICAL SOLUTIONS LTD
Trajectory
1y · 2025–NowFinancial Health
Insufficient historyInsufficient history
Location
Psa Electrical Services Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak
Location
OWEN & WHITE ELECTRICAL LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · -91% CAGR over 2y
Location
B C ELECTRICAL SERVICES LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
D J Baker & Sons (Electrical) Ltd
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
HealthyHealthy · Growing · 0% CAGR over 2y
Location
Down to Earth Electrical Ltd
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy · 0% CAGR over 4y
Location
NORTHSTOWE ELECTRICAL SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable
Location
SYNERGY ELECTRICAL CONTRACTORS LIMITED
Trajectory
1y · 2024–NowFinancial Health
Insufficient historyInsufficient history
Location
Turvill Electrical Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
WeakWeak · 0% CAGR over 2y
Location
AH ELECTRICAL (CAMBRIDGE) LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
Ely & Soham Electrical Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
BRIAN LANGLEY & SON LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
StableStable · -68% CAGR over 4y
Location
K-ELECTRICAL AND RENEWABLE ENERGY SOLUTIONS LTD
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 0% CAGR over 4y
Location
Acucert Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed · 36% CAGR over 3y
Location
Whaley Electrical Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
Gladstone Electrical Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · 0% CAGR over 4y
Location
PARNELL ELECTRICAL SAFETY TESTING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
DistressedDistressed
Location
Waveform Electrical Services Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsFinancial Health
StrongStrong · Hiring · 41% CAGR over 2y
Location
Justin Yates Electrical Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsFinancial Health
WeakWeak · -16% CAGR over 4y
Location
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How Cambridge electrical contracting companies work and how to sell to them
What they do
Cambridge electrical contractors earn revenue from labour, materials supply, testing, certification and remedial work. Jobs are usually priced as fixed quotes, day rates, schedule-of-rates work or subcontract packages agreed against drawings and site scope. Domestic call-outs and small upgrades are short-cycle and reputation-led; commercial fit-outs, landlord compliance work and construction packages need clearer scoping, risk assessment and handover paperwork. Some firms add recurring income through planned maintenance, emergency cover and periodic inspection schedules, but most revenue still follows jobs won, staffed and completed rather than retained service contracts.
Who they sell to
Most buyers are local and operational: builders, principal contractors, facilities managers, property managers, landlords and homeowners. The named decision-maker is often an owner, site manager, contracts manager, facilities manager or property manager rather than a central procurement function. Call-out and domestic work can be won through a direct quote and reputation; construction work tends to involve tender packs, approved contractor lists or subcontractor pricing against drawings. Sales cycles range from short-notice call-outs to longer tender processes, with buying confidence shaped by availability, scheme membership, insurance, safety paperwork and evidence that the contractor can finish without delaying other trades.
What they buy
Most electrical contracting firms tend to spend on tools, vans, test equipment, materials, insurance, training and back-office systems before anything more speculative. Useful software categories include estimating, job scheduling, mobile job sheets, certificate storage, purchase-order control, accounting, payroll, CRM, document management and health-and-safety administration. Services sellers may find demand around recruitment, subcontract labour, bookkeeping, credit control, local marketing, website maintenance, tender support and compliance documentation. The fit is usually clearest where a supplier reduces office admin, improves job visibility between site and office, or helps recover margin lost through missed variations, delayed invoices or poorly tracked materials.
Why and how to sell to them
Electrical contracting buyers tend to evaluate suppliers when workload, compliance burden or staffing pressure starts to expose gaps in process. Common triggers include winning a larger construction package, adding planned-maintenance customers, hiring more electricians, changing office staff, preparing for scheme checks, or dealing with late payment and materials price changes. Outbound tends to work better when it is tied to a practical failure mode: quotes taking too long, certificates hard to retrieve, engineers losing site notes, or invoices lagging behind completed work. References to Building Regulations Part P, competent person scheme processes and clean handover packs usually land better than generic productivity claims.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
Also in Cambridge
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Frequently asked questions
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