Commercial Electrical Services

Commercial Electrical Installations in Swindon


Expert Electrical Solutions for Your Business Premises


At EM Electrical Contractors Ltd, we have over 22 years of experience in commercial electrical installations throughout Swindon and nearby areas. With more than 25 completed projects, we know the unique needs of commercial spaces. Whether it’s labs, offices, warehouses, or new builds, we provide reliable and compliant electrical systems tailored to your business.


Contact Us

How We Work


Our process for commercial installations is clear and collaborative:


  1. Initial Consultation: We assess your needs and provide expert advice.
  2. Detailed quotation: A clear, itemised quote with no hidden charges.
  3. Project Planning: We coordinate with your team and other trades to schedule work.
  4. Installation & Supervision: Skilled electricians perform installations with strict quality control.
  5. Testing and Certification: We conduct comprehensive testing to ensure safety and compliance.
  6. Ongoing Support: We offer maintenance and upgrades to keep your systems running smoothly.

Services We Offer in Commercial Electrical Installations


Our commercial electrical services include:


  • Full and Partial Installations: New build wiring, refurbishments, and phased rewiring.
  • Lighting Systems: Installation and upgrades of industrial, office, and outdoor lighting, including energy-efficient LED solutions.
  • Power Distribution: Installing and upgrading fuse boards, circuit breakers, and 3-phase systems.
  • Data and Communication Wiring: Structured cabling and cable management to support IT infrastructure.
  • Emergency Lighting and Fire Alarms: Ensuring compliance with safety regulations.
  • Testing, Inspection, and Fault Finding: Routine testing and maintenance to keep your systems reliable.
  • Energy Efficiency Upgrades: Installing energy-saving lighting and controls to reduce costs.



Our Commercial Projects: Experience That Counts


Our portfolio shows our expertise across many commercial sectors. Here are some key projects:


  • Diamond Laboratories: We handled full electrical installations in seven high-tech production rooms. This included all circuits, power outlets, and critical wiring. We proactively addressed design changes on-site to save time and costs. Close collaboration with designers and contractors ensured compliance with all regulations.
  • Catalent Pharma: We installed new dado trunking and basket systems in seven offices, connected over 80 circuits to the main fuseboard, replaced industrial lighting in production and warehouse areas, and upgraded outdoor street pole lighting.
  • Harwell Laboratories: We installed complex electrical infrastructure in a mezzanine in a biological lab. This included trunking, trays, air conditioning ducts, plumbing, power supply, and data cabling in a tight space.
  • Willis House: We rewired nine residential flats over four months, supervising subcontractors and ensuring strict safety and quality standards. This project involved 3-phase armoured cable installation and emergency lighting.
  • BTG Industrial Site: We tested and found faults in 20 fuse boards, covering single-phase to 3-phase systems.
  • Horsham Road Development: We provided full wiring and new electrical installations for five newly-built homes.
  • Faringdon College: We installed data trunking, trays, and emergency lighting, contributing ideas to speed up completion.
  • Hotel New Builds: We fully wired eight hotels, ensuring they met high safety and quality standards.


We always prioritise efficiency, safety, and cost-effectiveness, saving contractors time and resources.

Book now

Why choose EM Electrical for your commercial electrical needs?


Choosing the right electrical contractor is crucial. Poor work can lead to delays and hazards. Here’s why EM Electrical Contractors Ltd is your trusted partner:


  • Extensive Experience: Our proven record in diverse projects means we understand your specific electrical needs.
  • Compliance and Safety First: We follow UK wiring regulations (BS 7671) and health standards, giving you peace of mind.
  • Tailored Solutions: We work closely with architects and contractors to deliver customised designs that fit your budget and timelines.
  • Skilled Supervision: We manage all on-site work to maintain quality, including subcontractors.
  • Cost Efficiency: Our experience helps us find ways to save time and materials without compromising safety.
  • Full-Service Installations: We handle everything from design to installation, testing, certification, and maintenance.



Meeting Commercial Electrical Challenges


Commercial settings often have specific electrical challenges, such as:


  • Complex circuit requirements.
  • High-load machinery.
  • Coordinating with multiple trades.
  • Minimising disruption during working hours.
  • Strict deadlines.


At EM Electrical,  we expertly navigate these challenges. We focus on planning, communication, and flexibility to keep projects on track without sacrificing safety.



Ensuring compliance and certification


All our work complies with UK standards, including Building Regulations and BS 7671. Upon completion, we provide:


  • Electrical Installation Certificates (EICs).
  • Periodic Inspection Reports (EICRs).
  • Test certificates for fire alarms and emergency lighting.


These documents are essential for your business’s insurance and safety.



Contact EM Electrical Contractors Ltd for your commercial electrical needs


For commercial electrical installations in Swindon and surroundings, EM Electrical Contractors Ltd is your reliable choice. Whether you’re fitting out a new office, upgrading a lab, or rewiring flats, our expertise ensures your project is completed safely, on time, and within budget.


Let’s discuss how we can provide expert electrical solutions tailored to your business.

Contact Us