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EV Charging Companies in Cardiff: 26 Active Firms (2026)
EV charging companies in Cardiff install, operate and maintain charge-point infrastructure for drivers, fleets and property sites across the metropolitan area.
Buying decisions in Cardiff’s EV charging market sit with estates, facilities, transport and sustainability teams rather than a dedicated technology buyer. Commercial landlords, car-park operators, fleet depots, residential developers and local authorities tend to buy site surveys, electrical design, civils, grid-connection support, charger installation and ongoing maintenance as a linked project chain. Engagements are usually practical and asset-based: depot rollouts, destination charging for visitor sites, or managed service contracts for property portfolios across South Wales. The sales motion is therefore closer to infrastructure procurement than software procurement, with risk sitting around power availability, site disruption and service uptime.
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Cardiff has 26 actively trading EV charging companies, making it a compact metropolitan cohort rather than a deep national cluster. Reported employment totals 187 people, pointing to a market made up largely of installer-operators, electrical contractors with charging specialisms and smaller service teams. The commercial centre of gravity appears to be local delivery across South Wales: site assessment, power works, charger installation, maintenance and fault response for property, fleet and public-parking customers. A small subset reaches higher turnover bands, but much of the cohort still looks closer to project-based contracting than asset-owning network operation.
Public-charge and workplace installations sit at the intersection of electrical contracting, land rights, grid access and consumer-facing service expectations. Cardiff operators selling into local authorities or transport hubs tend to face procurement rules, accessibility requirements, payment-journey scrutiny and uptime obligations, while private-site work is more exposed to landlord approvals, connection capacity and civils disruption. Fleet charging adds another layer: depot electrification has to align vehicle schedules, capacity upgrades and maintenance windows. These constraints do not prevent small specialists from competing, but they make delivery evidence, insurance cover and aftercare capacity central to buyer diligence.
Demand appears to be moving from standalone charger installation towards managed operation, where buyers expect maintenance, monitoring, tariff advice and usage reporting after the build is complete. Cardiff’s cohort looks suited to local and regional service work, but scale-up scarcity may limit how many can absorb larger fleet or public-parking contracts without partnerships. Grid capacity and civils scheduling will keep sales cycles uneven, particularly for depots and mixed-use property sites. Consolidation is plausible where electrical contractors want charging capability, although many specialists may remain viable as subcontractors if they can show responsive field service across South Wales.
26
Active firms
2026
3
Above £5M
larger revenue band
3
Since 2022
recent incorporations
Key facts
About 11% of the trading cohort reports turnover above £5M (3 of 26 firms) — the rest sits below that revenue band.
11% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
Cardiff EV charging firms cover installation, operation and maintenance, so the market is tied to site work as much as hardware supply.
Fleet users, commercial property sites and driver-facing charging locations are the main buyer groups described for the Cardiff market.
Supplier shortlists are likely to mix installation-led specialists with infrastructure operators that handle longer-running service work.
Top Cardiff EV Charging companies
Nuvolt Group Ltd
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDesigns, installs and maintains commercial renewable energy systems including solar PV, battery storage and electric vehicle charging infrastructure. Provides consultancy, system design, installation…
Sells primarily to businesses seeking commercial solar, battery storage and EV charging, including UK commercial clients and EPC contractors. Also serves organisations needing domestic or public EV…
Financial Health
WeakWeak
Location
Nuvolt Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and installs commercial renewable energy systems including solar PV, battery storage and electric vehicle charging infrastructure. Provides consultancy, system design, installation and…
Serves UK businesses, commercial property operators, EPC contractors, and organisations with commercial, domestic or public charging facilities seeking low-carbon energy infrastructure.
Financial Health
StrongStrong · Hiring · 73% CAGR over 2y
Location
Ges Green Solar Company (UK) Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns and installs solar photovoltaic systems for residential and commercial properties. Provides solar panel installation, battery storage integration, system monitoring, maintenance and repair…
Serves homeowners, domestic energy users and commercial property owners across Cardiff, Newport, Swansea, South Wales and Bristol, including participants in Wales’ Switch Together scheme.
Financial Health
StrongStrong · Growing, Hiring · 35% CAGR over 2y
Location
Orion TS Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services including design, installation and maintenance of electrical systems. Offers EICR inspections, structured cabling, commercial solar installations, EV charging…
Serves businesses, landlords, homeowners and public-sector organisations across South Wales and the UK, including retail, healthcare, education, HMO and commercial property clients.
Financial Health
HealthyHealthy · Hiring · 3% CAGR over 4y
Location
Ashp Asset Management Ltd
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsProvides consultancy, design, funding and installation of renewable energy systems including air source heat pumps, solar PV with battery storage, EV charging points, and energy management platforms,…
Serves B2B and public sector buyers, particularly housing associations, local authorities, property developers, architects, consultancies, and other commercial and not-for-profit organisations…
Financial Health
WeakWeak
Location
ARC ELECTRICAL SYSTEMS LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical design, installation and maintenance for domestic, commercial and industrial properties. Offers inspection and testing, fire alarm and access control systems, solar PV…
Serves a mix of B2C, B2B and public-sector customers in South Wales, including homeowners, private customers, workplaces, landlords, letting agents, local authorities and small to medium industrial…
Financial Health
StrongStrong
Location
GR GROUP SERVICES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides design, installation and contracting services for building systems and interiors, including HVAC, electrical and plumbing installations, ceilings and walls, flooring, doors, EV charging…
Serves UK commercial and multi-site organisations, including retailers, builders’ merchants, veterinary practices, universities, shopping centres and contractors managing fit-out or facilities…
Financial Health
StrongStrong · Growing · 0% CAGR over 4y
Location
Ecogen Innovations Ltd
Trajectory
1y · 2025–NowDevelops renewable energy systems including waste-to-energy plants that convert municipal waste into electricity, hybrid solar‑wind microgrids with battery storage, modular off‑grid power units, and…
Serves government agencies, municipalities, hospitals, community leaders and businesses needing clean energy infrastructure, including towns, industries, remote or off-grid communities, disaster…
Financial Health
Insufficient historyInsufficient history
Location
SOLARIS INDUSTRIES LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides solar panel installation for commercial, industrial and utility-scale projects, including rooftop and ground-mounted systems. Manufactures solar mounting structures, strut channels and metal…
Serves commercial and industrial businesses, utility-scale solar developers, housing societies, fleet operators, and construction or infrastructure firms in sectors such as PEB, highways, roofing and…
Financial Health
StableStable · 0% CAGR over 4y
Location
Tim O'Brien (Newport) Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides mechanical and electrical contracting services and renewable energy installations, including solar PV, battery storage and EV charging systems, for commercial, social housing, local…
Serves commercial clients, social housing providers, local authorities, education bodies and construction firms in South Wales and South West England.
Financial Health
StableStable · 0% CAGR over 2y
Location
EFS Systems (Uk) Ltd
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical contracting services for commercial, industrial and domestic clients, including installation and maintenance of solar PV systems, EV charging infrastructure, electrical…
Serves B2B, public-sector and residential customers: commercial and industrial premises, SMEs, NHS/hospital estates teams, organisations requiring security systems, and homeowners, with South Wales…
Financial Health
HealthyHealthy · -3% CAGR over 2y
Location
SURGE ELECTRICAL ENGINEERING LTD
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides mechanical and electrical engineering services including system design, installation, testing and maintenance. Services cover electrical installations, EICR inspections, EV charge point…
Serves commercial and industrial organisations across the UK, including education, healthcare, housing associations, facilities management, network operators, public sector bodies, retail, sport, and…
Financial Health
StrongStrong · Hiring · 6% CAGR over 4y
Location
TEWDRIC ENERGY CYMRU LTD
Trajectory
1y · 2025–NowDesigns and installs solar photovoltaic (PV) systems, battery energy storage, and electric vehicle charging points for homes, businesses, and community projects, providing on‑site renewable…
Serves homeowners, businesses, councils, housing associations and local community groups across South Wales seeking solar, battery storage and EV charging solutions.
Financial Health
Insufficient historyInsufficient history
Location
Channel Electrical Systems Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides domestic and commercial electrical installation and maintenance services, including solar panel systems, battery storage, EV charging points, rewiring, lighting, distribution board upgrades,…
Serves homeowners, landlords, offices and other commercial organisations across Wales, as well as public-sector buyers accessing the LHC retrofit and decarbonisation framework for residential…
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 4y
Location
ARC Electrical Engineering Solutions Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical engineering services including design, installation and maintenance for domestic, commercial and industrial systems. Conducts electrical inspection and testing, installs solar PV…
Serves domestic, commercial and industrial customers in South Wales, including local authorities, landlords, letting agents, private homeowners and workplaces.
Financial Health
HealthyHealthy · Growing · 0% CAGR over 4y
Location
RCJ Electrical Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides electrical contracting services for domestic, commercial and industrial projects, including system design, installation and maintenance. Installs solar photovoltaic and battery storage…
Sells to homeowners and businesses needing electrical, solar, battery storage, EV charging and maintenance services, including domestic, commercial and industrial clients. Serves property and project…
Financial Health
StrongStrong · Hiring · 14% CAGR over 4y
Location
INTERLEC SYSTEMS (NEWPORT) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides electrical installation and maintenance for domestic, commercial and industrial properties, including rewiring, fixed wire testing, data networks, fire alarms, security and CCTV systems,…
Serves domestic homeowners and landlords, plus commercial and industrial clients in South Wales, including care homes, healthcare, offices, commercial property, student accommodation and education.
Financial Health
StableStable · 0% CAGR over 2y
Location
MMN ELECTRICAL SOLUTIONS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides domestic and commercial electrical services including wiring and rewiring, consumer unit upgrades, lighting installation, smoke detectors and fire safety systems, CCTV and security systems,…
Serves a mix of B2C and B2B customers, including homeowners, landlords, businesses, and commercial or industrial clients across South Wales and the UK.
Financial Health
StrongStrong
Location
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How Cardiff EV Charging companies work and how to sell to them
What they do
Cardiff EV charging firms usually make money from a blend of installation project fees, hardware margin, electrical design work, civils coordination and recurring service contracts. Some also take operational revenue through managed charging estates, where they handle uptime, user support, tariff administration and reporting for the site owner. Pricing is commonly staged around feasibility, grid checks, installation milestones and aftercare, rather than a pure licence model. The product is part physical infrastructure and part field service, with software used to monitor assets, manage payment flows and produce usage reports. Gross margin can be uneven because connection delays, remedial works and site access issues sit close to the revenue line.
Who they sell to
Typical customers are property owners, car-park operators, fleet depots, developers, transport estates and public bodies across Cardiff and South Wales. The buying group tends to include an estates or facilities lead, a fleet or transport manager, a sustainability sponsor, finance and procurement, with electrical consultants or main contractors influencing specification. Sales are often direct but can arrive through tenders, construction partners, landlord frameworks or referrals from electrical contractors. Timelines depend less on user adoption and more on power capacity, lease permissions, budget cycles and works scheduling. Smaller site jobs can move through owner-led approval, while multi-site or public-facing projects usually require method statements, insurance evidence and service commitments.
What they buy
Most Cardiff EV charging firms tend to spend on tools and services that reduce quoting errors, manage engineers in the field and prove compliance after installation. Useful categories include CRM, estimating and job-costing software, field-service scheduling, stock control, asset monitoring, ticketing, payment and billing systems, finance tools, cyber security, insurance, health-and-safety support, recruitment and training for qualified electrical roles. Installer-operators also buy vans, test equipment, parts logistics, signage, civils subcontracting and call-centre cover for fault response. Firms moving from standalone installs into managed operation usually need clearer customer reporting, contract renewal workflows and better visibility of charger availability.
Why and how to sell to them
Commercial intent is clearest when a firm has won a new public-parking contract, hired additional electricians, added maintenance cover, taken on a fleet-depot rollout or started marketing managed charging rather than installation alone. Common pain points are queueing around grid applications, engineer utilisation, warranty administration, payment reconciliation, service-level evidence and cash tied up in hardware before milestone payment. Outbound messages tend to work better when they link to a specific operational bottleneck: fewer avoidable site visits, faster quote-to-install handover, cleaner tender packs, lower fault-response cost or clearer reporting for landlords and fleet customers. Generic decarbonisation messaging is usually too broad for this buyer.
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.
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