Find Commercial Electricians in the UK
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Types of commercial electrical services near you
1. Commercial electrical installations
Commercial electricians install electrical systems for offices, shops, warehouses and other business premises. This can include lighting, power supplies, distribution boards and wiring for new developments and refurbishments.
2. Electrical maintenance and compliance
Commercial electricians carry out planned maintenance, inspections and testing to help keep electrical systems safe and compliant. Regular servicing can identify potential issues early and reduce disruption to your business.
3. Commercial electrical upgrades
Businesses often need electrical upgrades when expanding, refurbishing or installing new equipment. Commercial electricians can upgrade lighting, power distribution and other electrical systems to improve efficiency and performance.
What are the most common commercial electrical services?
Commercial electricians help businesses install, maintain and upgrade electrical systems that keep workplaces safe and compliant. Below are some of the most common services they're hired to provide.
Commercial electrical installations
Commercial electricians install electrical systems in offices, retail units, warehouses, factories and other business premises.
This can include wiring, power supplies, distribution boards and electrical infrastructure for new builds, refurbishments and commercial fit-outs.
Electrical testing and EICRs
Regular electrical testing helps businesses meet their legal responsibilities and identify potential faults before they become serious.
Commercial electricians carry out Electrical Installation Condition Reports (EICRs), inspections and testing to check that electrical systems remain safe and compliant.
Three-phase power installations
Many commercial premises rely on three-phase power to operate machinery, catering equipment and other high-demand electrical systems.
Commercial electricians install, upgrade and maintain these systems to ensure businesses have a safe and reliable power supply.
Data cabling and network infrastructure
Modern businesses depend on reliable network connections for computers, phones and other connected devices.
Commercial electricians install structured data cabling and communication infrastructure to support efficient day-to-day operations and future business growth.
Emergency lighting and fire safety systems
Commercial electricians install, test and maintain emergency lighting to help buildings remain safe during power failures and emergency evacuations.
Many also work on electrical systems that support fire alarms and other essential safety equipment.
Office and commercial fit-outs
When businesses relocate, expand or refurbish their premises, commercial electricians adapt existing electrical systems to suit the new layout.
This can include installing additional sockets, lighting, power supplies and network connections to support new workspaces and equipment.
How to find the best local commercial electricians
Finding the right commercial electrician can be challenging. Here are four key factors to consider to help you choose a qualified and reliable professional:
Qualifications and accreditation
Before choosing a local commercial electrician, check that they're properly qualified and registered with a recognised Competent Person Scheme, such as NICEIC or NAPIT.
Commercial experience
Look for commercial electricians with experience working on projects similar to yours, whether it's an office, retail unit, warehouse or industrial premises.
Reputation or reviews
Read recent reviews before shortlisting local commercial electricians. Look for feedback on workmanship, communication, reliability and whether projects were completed on time and within budget.
Quotes and payment terms
Request a detailed written quote before appointing a commercial electrician. It should clearly explain what's included, any potential additional costs and the payment schedule.
What questions should I ask before hiring a commercial electrician?
Can you provide a detailed written quote? A written quote should clearly explain what's included, estimated timescales and any potential additional costs.
Can you work around my business hours? Some commercial electricians can schedule work outside normal trading hours to minimise disruption. If keeping your business operational is important, discuss this before work begins.
Will you provide the necessary certificates once the work is complete? Ask what documentation you'll receive once the project has been finished.
What happens if additional work is needed? Ask how the electrician will communicate any extra work, explain the costs and obtain your approval before proceeding.
Top frequently asked questions about commercial electricians
Commercial electricians specialise in electrical systems for business premises such as offices, shops, warehouses and factories.
These systems are often larger and more complex than those found in homes, and may include three-phase power, emergency lighting and specialist equipment. If you're carrying out work on commercial premises, it's best to hire an electrician with relevant commercial experience.
The recommended frequency of an EICR depends on the type of premises and how the electrical installation is used.
Regular inspections help identify deterioration, faults or potential safety risks before they become more serious.
Yes, many commercial electricians offer evening, weekend or planned out-of-hours work to minimise disruption to your business. This allows maintenance, upgrades and installations to be completed while staff or customers are not on site.
Pro tip: Want to know how much PAT testing costs? Read our article for a detailed breakdown of the typical costs and the factors that affect pricing.
Three-phase power is an electrical supply designed for equipment that requires more power than a standard single-phase supply can provide.
It's commonly used in commercial kitchens, workshops, factories and other businesses operating heavy machinery or high-demand electrical equipment. A commercial electrician can advise whether it's suitable for your premises.
Many commercial electricians provide emergency call-out services for urgent faults that could affect business operations or create safety risks.
Availability and response times vary between providers, with some offering 24-hour emergency cover. It's worth checking whether emergency support is available before you need it.
Pro tip: Need an emergency electrician? Read our article to learn about emergency electrician costs, the factors that affect them, and how to save money.
Yes, commercial electricians can recommend energy-efficient upgrades such as LED lighting, improved lighting controls and more efficient electrical equipment. They may also identify areas where your existing electrical systems could be operating more efficiently. These improvements can help reduce energy consumption and lower long-term running costs.