Electrical Services

Electrical Installation
and Maintenance

Offering a complete range of electrical services, Oakray is one of the leading specialist mechanical and electrical contractors in the London region. Serving local authorities, registered social landlords and commercial organisations for over 35 years, our highly qualified and experienced electricians provide a comprehensive service, from design and installation, through to planned maintenance and emergency repairs.


Whatever your electrical requirements, Oakray can provide a complete solution. Tailored to your needs, each project is carefully planned, managed and delivered, to ensure best practice together with excellent value. Our electrical services include:

• Industrial and commercial installations

• Domestic re-wires and upgrades

• Mains, sub-mains and distribution installations

• External, security and emergency lighting

• Fire alarms

• Electric heating

• Energy saving schemes and energy audits

• Preventative and predictive maintenance

• Round-the-clock emergency call out

Full Building

Through our trusted supply chain specialists we can provide full building cover including:

• Lifts and escalators

• Access control systems

• Security systems

• Auto doors

• Hoists and shutter maintenance and repairs UPS systems

• Generators and gas suppression systems

• Lightning protection

• Asset surveys and provision of asset registers

• Condition surveys


Testing and

An NICEIC approved contractor, we provide a comprehensive range of testing and certification services for safety and legal compliance, including:

• Statutory maintenance, testing and certification

• Statutory electrical testing and inspections including load testing and analysis reports

• Fixed and portable appliance testing

• Full periodic inspection reports (PIRs)

• Thermal imaging surveys and reports

• Fixed and portable appliance testing


Our expertise in all types of renewable energy enables us to offer tailored strategies to help you reduce your carbon emissions, cut costs and ensure compliance with relevant government energy legislation. Our comprehensive range of renewable energy services includes:

• Solar Photovoltaic (PV) panel installation

• LED lighting schemes

• Smart metering

• Energy control systems

• Full design and specification service


of Mind

Our commitment to quality and pride in the job ensures that every project is completed to the highest industry standards. Our fully qualified gas engineers are Gas Safe registered and our specialist oil engineers are OFTEC certified. We are registered with Hetas for solid fuel installation, service and maintenance. Oakray Ltd is fully accredited by CHAS (Contractors Health and Safety Assessment Scheme), the British Safety Council, the Royal Society for the Prevention of Accidents (ROSPA) and Constructionline, and also registered to ISO 9001, ISO 14001 and OHSAS 18001.

Why Choose Us?

  • An NICEIC approved contractor
  • Full range of electrical services tailored to your needs
  • Testing and certification for safety and legal compliance
  • Round the clock support for emergencies

For further information telephone 020 8370 4500