We specialise in Electrical Services

The correct use of the right technology not only adds value, but also ensures peace of mind.

From fire alarm system installations and maintenance through to the design and installation of structured cabling Sigma have considerable experience in delivering technical excellence in a built environment. As a company, we are proud of our customer wide base and we would be pleased to share our case studies with all potential clients, guaranteeing piece of mind every time.

Get in touch

Our Electrical Services

Fire Alarm

Fire alarm system

Installations & maintenance

Electrical

Electrical surveys

Existing installations, fault-finding, condition reports

Fire Systems & AOV

Periodic inspection & testing

EICRs, landlord safety checks

Light Design

Lighting design

Upgrades & maintenance, including emergency lighting

Wires

Structured cabling and data network installations

door Security

Door-entry, security systems, and UPS/generation installations

Fuse Board

Fuse-board upgrades

Re-wiring older buildings, new office/fit-out layouts

Eco Energy

Renewable energy systems integration & power system enhancements

Sigma design and create lighting systems that prioritize energy efficiency, sustainability, and operational cost reduction.

We focus on improving the well being and effectiveness of indoor and outdoor environments, providing everything from functional general illumination to spectacular colour-changing experiences that enhance your brand, encourage social interactions, and revitalize communities.

We have the expertise and range of systems to transform your goals into effective lighting applications. You can count on us to understand your goals, and to help you specify and execute flawless solutions that ensure the ideal lighting for your specific lighting needs.

Service include:

  • Lighting design
  • Lighting installation
  • Lighting maintenance
  • Life safety surveys and replacements/upgrades
  • Emergency lighting installation and testing

How We Work

Simple → Effective → Secure

Sigma Building Services

Initial consultation

We discuss your needs and assess the site.

Sigma Building Services

Tailored specification

We design the right solution (whether upgrade, install or refurbishment).

Sigma Building Services

Professional installation

Our directly-employed workforce carries out the work to the highest standard.

Sigma Building Services

Testing & hand-over

All installations fully tested and safe to hand over

Sigma Building Services

Maintenance & support

We support you after installation, offering ongoing service and maintenance.

Sigma Fire Security

Contact Form

    Contact Details

    Ready to secure your London or Kent property with best-in-class building services? Contact Sigma Building Services today for a no-obligation site survey.

    FAQs

    We offer full electrical design, installation, testing, maintenance, rewires, lighting upgrades, safety systems, fire alarms, data cabling and fault-finding for domestic, commercial and industrial clients.

    Yes, Sigma BS works to full industry standards and regulatory compliance. All work is carried out by qualified, approved electricians.

    Yes. We regularly support shops, offices, warehouses, schools, and industrial units with installations, upgrades, repairs and maintenance plans.

    We are based in Gravesend and cover all of Kent and the South East including Medway, Dartford, Rochester, Maidstone and surrounding areas.

    Absolutely. We replace outdated boards with modern RCD/RCBO protected consumer units to improve safety and compliance.

    Yes. We carry out partial and full rewires for homes, commercial refurbishments and industrial sites.

    We respond quickly to urgent electrical faults for both commercial and residential clients. Contact us to discuss availability.

    Yes. We carry full public liability and professional insurance for your peace of mind.

    We install structured cabling systems and network infrastructure for offices, data rooms and commercial facilities.

    Yes. Our engineers are experienced in fault-finding to diagnose and resolve electrical issues efficiently.

    Simply contact us by phone, email or through our website form and we’ll arrange a convenient time to assess your requirements.

    Yes. From fuse board upgrades and lighting to full home rewires, we provide safe and efficient electrical services for homeowners and landlords.

    Yes. We provide EICRs for landlords, property managers, commercial sites and homeowners to ensure electrical safety and compliance.

    We design, install, commission and maintain both fire alarms and emergency lighting in line with current safety standards.

    Yes. We provide free, no-obligation quotes tailored to your project requirements.

    Yes. We provide scheduled maintenance services for landlords, facilities managers and businesses to reduce downtime and improve safety.

    Yes. We design and install LED and low-energy lighting to reduce energy costs and improve lighting quality.

    Yes. We partner with developers, builders and architects on new build and refurbishment projects.

    Yes. We provide electric vehicle charging point installations for homes, commercial fleets and workplaces.

    Yes. All completed electrical work comes with the appropriate certification and paperwork.

    Accreditations

    ECA Reg Mem
    Chas
    NIC EIC
    RCP
    ISO9001
    ISO14001
    Achilles member

    Our Clients

    Department of Health
    Emcor
    Thames Water
    Taylor Wimpey
    Mitchell
    Hutton Construction