Electrical Services for Commercial Customers
At SJG Electrical, we pride ourselves on delivering comprehensive electrical solutions tailored to the unique needs of our commercial clients. Our team of highly skilled and certified electricians is committed to providing top-notch service, ensuring your business operations run smoothly and efficiently. We cater to a diverse range of sectors, including factories, farms, offices, schools and colleges, horticulture, churches, warehousing and distribution, and packhouses.
Factories
Our expertise in the industrial sector enables us to offer a wide array of services for factories. From designing and installing high-capacity electrical systems to ongoing maintenance and emergency repairs, we ensure that your manufacturing processes are powered reliably and safely. We understand the critical nature of uninterrupted production, and our solutions are crafted to minimise downtime and enhance productivity.
Farms
Agricultural environments pose unique challenges that require specialised knowledge. At SJG Electrical, we provide tailored electrical solutions for farms, including the installation and maintenance of power systems for machinery, lighting for livestock areas, and automated irrigation controls. Our services are designed to optimise energy use, enhance operational efficiency, and ensure the safety of both workers and animals.
Offices
In the dynamic environment of modern offices, we offer a range of services to support your business operations. Whether you need complete electrical installations for new office buildings, upgrades to existing systems, or routine maintenance, our team is equipped to handle it all. We focus on creating energy-efficient solutions that not only reduce operational costs but also contribute to a sustainable workplace.
Schools and Colleges
Educational institutions require safe and reliable electrical systems to support their diverse activities. SJG Electrical provides comprehensive services for schools and colleges, including the installation of lighting, power outlets, data cabling, and security systems. We ensure that all electrical work complies with the highest safety standards, creating a secure and conducive learning environment for students and staff.
Horticulture
Our services extend to the horticultural sector, where we offer specialised electrical solutions for greenhouses, nurseries, and other horticultural facilities. From climate control systems and automated watering solutions to energy-efficient lighting, we help optimise growing conditions and improve the productivity of your horticultural operations.
Churches
Churches and other places of worship have unique electrical needs, from lighting and sound systems to heating and power supply. SJG Electrical is experienced in working with these special environments, ensuring that all installations and maintenance work are carried out with respect and minimal disruption. Our goal is to enhance the comfort and functionality of your worship space.
Warehousing and Distribution
In the fast-paced world of warehousing and distribution, reliable electrical systems are crucial for operations. We offer services including the installation of high-bay lighting, power distribution systems, and backup power solutions. Our team ensures that your facility is equipped to handle the demands of modern logistics, improving efficiency and safety.
Packhouses
Packhouses require robust electrical solutions to support packaging and processing operations. At SJG Electrical, we provide comprehensive services including the installation of machinery power supplies, lighting, and climate control systems. Our focus is on ensuring that your packhouse operates smoothly, with minimal interruptions and maximum efficiency.
Electrical Services for Commercial Customers
At SJG Electrical, we are dedicated to providing top-quality electrical services across these varied sectors. Our commitment to excellence, safety, and customer satisfaction sets us apart as a trusted partner for all your commercial electrical needs. Contact us today to discuss how we can support your business with our expert electrical solutions.
Commercial Electrical Contractor FAQ’s
1. What certifications, accreditations, and regulatory compliance do you hold?
A competent electrical and security contractor should demonstrate full compliance with UK statutory and industry standards. This includes certification under schemes such as NICEIC (National Inspection Council for Electrical Installation Contracting) or NAPIT, which verify adherence to BS 7671 (IET Wiring Regulations).
For security systems, compliance with standards such as BS EN 50131 (intruder alarms), BS EN 62676 (CCTV systems), and NSI (National Security Inspectorate) or SSAIB accreditation is critical.
Additionally, contractors should operate in accordance with the Electricity at Work Regulations 1989 and maintain appropriate health and safety frameworks aligned with ISO 45001. Evidence of public liability insurance and professional indemnity cover is also expected.
2. What experience do you have with commercial and industrial installations of similar scope?
Businesses typically require assurance that the contractor has demonstrable experience in delivering comparable projects within similar operational environments. This includes:
- Commercial electrical installations (e.g. three-phase distribution systems, containment, and structured cabling)
- Integrated security systems (access control, IP CCTV, intruder alarms)
- Compliance-driven environments such as healthcare, retail, logistics, or manufacturing
A qualified contractor should be able to provide case studies, technical specifications, and references illustrating prior work. Experience with live environments, where operational continuity and minimal disruption are critical, is particularly valuable.
3. How do you ensure system design, installation, and commissioning meet current standards and operational requirements?
A robust contractor will follow a structured lifecycle approach:
- Design phase: Load calculations, cable sizing, discrimination studies, and system architecture design for both electrical and security systems
- Installation phase: Deployment in accordance with BS 7671, manufacturer specifications, and best practice methodologies
- Testing and commissioning: Full inspection and testing (including EIC certification), functional testing of security systems, and verification against design intent
Documentation such as Electrical Installation Certificates (EIC), Minor Works Certificates, and commissioning reports should be provided. For security systems, configuration records and user manuals must be supplied.
4. What are your maintenance, testing, and emergency support provisions?
Ongoing maintenance is essential for both compliance and system reliability. A professional contractor should offer:
- Planned Preventative Maintenance (PPM) schedules
- Periodic Inspection and Testing (EICR – Electrical Installation Condition Reports)
- Security system servicing in line with NSI/SSAIB guidelines
- 24/7 emergency call-out capability with defined SLAs (Service Level Agreements)
Clear escalation procedures, response times, and availability of spare parts should be specified. Remote monitoring and diagnostics capabilities are increasingly expected for security systems.
5. How do you manage health & safety, risk assessment, and project delivery?
Electrical and security installations carry inherent risks, so contractors must operate a rigorous health and safety management system. This includes:
- Site-specific Risk Assessments and Method Statements (RAMS)
- Compliance with CDM Regulations 2015 (Construction Design and Management)
- Competency of personnel, including ECS (Electrotechnical Certification Scheme) cards
- Safe isolation procedures and permit-to-work systems where required
From a project delivery perspective, contractors should demonstrate structured project management, including scheduling, resource allocation, and quality assurance processes. Alignment with ISO 9001 (Quality Management Systems) is often an indicator of consistent delivery standards.
