Security system installers in London

452 security system installers based in and around London.

• N NNODI Group London · Main contractor

  NNODI Group provides chartered quantity surveying, cost management, commercial management and project advisory services across the UK and internationa

• N NS ELECTRICAL MAINTENANCE SERVICES LTD London · Electrical · 1-9 employees

  NS Electrical Maintenance Service Ltd offers 24/7 professional electrical and security services across Greater London for residential and commercial c

• N Nsn Corporation Ltd London · Security systems · 10-49 employees

  NSN Corporation offers managed staffing solutions including Concierge, Security, Dual Management, Recruitment, Handyman, and Cleaning services. Establ

• N NW Cleaning and Maintenance Ltd London · Refurbishment

  NW Cleaning & Maintenance Ltd provides expert cleaning and maintenance services in London. Specializing in residential and commercial properties, we e

• O Ogival Ltd London · Refurbishment · 10-49 employees

  Ogival offers professional property modifications and alterations, including refurbishments, basements, extensions, and loft conversions. With a desig

• O Otm UK Services Ltd London · Refurbishment · 1-9 employees

  OTM UK Services Limited offers reliable and professional cleaning solutions for homes and businesses across the UK. We focus on client safety, rigorou

• O OUTBOX STORAGE London · Security systems · 1-9 employees

  Outbox Underground Cycle Garage: the most secure domestic cycle storage on the market. Convenient, exclusive, secure, discreet.

• O OVER ENERGY LTD London · Electrical · 1-9 employees

  A digital library of U.S. economic, financial, and banking history, particularly the history of the Federal Reserve System, featuring publications, ar

• P P&J Electrical Services Ltd London · Electrical · 1-9 employees

  P&J Electrical Services Ltd offers high-quality electrical solutions across London and Essex, with over 25 years of experience. They are NAPIT-registe

• P P6 Planning Ltd London · Main contractor · 1-9 employees

  Expert project management, planning, and project control solutions for complex infrastructure projects across the UK. Decades of experience in high-va

• P Peace City . World, Ltd London · Design & build · 10-49 employees

  The Global Platform for Building and Developing Peace Cities, a smart city master developer collaborating with UN, Governments, and Corporations to bu

• P Pedley Electric Ltd London · Electrical · 1-9 employees

  Trusted Nationwide Electrical Contractor specialising in domestic, commercial and maintenance. Offering expert electrical solutions for over 30 years.

• P Peerless Automation London · Security systems · 1-9 employees

  Premium audio-visual, lighting, and system integration for residential and marine environments. We design, install, and integrate intelligent systems.

• P Pemberton FM London · M&E contracting

  Pemberton FM offers comprehensive facilities management, mechanical, electrical, and building maintenance services across the UK, ensuring seamless op

• P Perfect Integration London · M&E contracting · 10-49 employees

  Multi-award-winning integrated technology provider specialising in AV, home cinema, lighting and shading systems for luxury residential and high-end c

• P Perfect Living Services London · Refurbishment

  Perfect Living connects UK and Texas property services, Dubai-based websites and AI automation, and Perfect Living OS for service businesses.

• P Pestology Ltd London · Drainage · 10-49 employees

  Pestology specialises in permanent rat and mouse proofing, using exclusion techniques to prevent infestations. Serving London and the South East.

• P Phoenix Bespoke Solutions Ltd London · Fire protection · 1-9 employees

  Phoenix Bespoke Solutions are a multi-discipline company specialising in Electrical, Fire, Intruder, CCTV, Door Entry & Access Control Systems

• P PJC Locksmith and Security London · Security systems · 1-9 employees

  PJC Locksmith and Security offers high-standard locksmith services, specializing in non-destructive entry, UPVC repairs, and mobile key cutting. They

• P Pjh Safety Ltd London · Fire protection · 1-9 employees

  PJH Safety offers accredited health and safety training and consultancy services, including mental health first aid, fire marshal training, and site i

• P PLT Group London · Heating & ventilation · 10-49 employees

  Specialising in comprehensive facilities, roofing, drainage and mechanical services in the Kent, The South East and beyond.

• P Polarity Electrics London London · Electrical · 1-9 employees

  AI-powered electrical inspections, instant quotes and digital certification across London & the South East. Book an inspection or get an instant quote

• P Polyteck Building Services Ltd London · M&E contracting · 50-249 employees

  Polyteck Building Services is a London-based company offering integrated solutions in building services, maintenance, and refurbishment, focusing on m

• P Portclean Services Solutions Ltd London · Refurbishment · 10-49 employees

  Providing Cleaning Services For Over 15 years. Top Accreditations & +30 cleaners. Based In Clapham, Serving All London & Greater London.

• P Power Electrical Services LDN London · Electrical · 1-9 employees

  Power Electrical Services LDN are Enfield based Electricians serving all of London and surrounding areas. Providing domestic, commercial and industria

• P POWER ON Electricians LTD London · Electrical · 1-9 employees

  POWER ON Electricians LTD offer a full range of domestic and commercial electrical services across the UK. Services include testing, rewiring, EV char

• P Powerup Electrical Solutions Ltd London · Electrical · 1-9 employees

  PowerUp Electrical provides comprehensive electrical services for residential and commercial clients, including installation, maintenance, emergency r

• P PREMIUM ELECTRICAL LTD London · Electrical

  Domestic and commercial electrical services including lighting design, smart home installation, EV charging, AV, rewiring, consumer units, and fault f

• P Prescott Fairchild London · Painting & decorating · 1-9 employees

  Prescott Fairchild offers a diverse range of property services including painting, decorating, floor fitting, cleaning, electrical work, plumbing, and

• P PRICECUT Building Services London · Electrical · 1-9 employees

  Professional electrical, gas, and CCTV installation, maintenance, and repair services across London and Kent. Trusted specialists for domestic and com

• P Prime Fire Safety Ltd London · Fire protection · 1-9 employees

  Prime Fire Safety Ltd: trusted fire safety consultants and electrical service providers in Finsbury Park, London. Accredited experts in fire alarms, c

• P Primemaint Ltd London · Refurbishment · 1-9 employees

  PrimeMaint Ltd provides rapid, reliable, and professional facilities services nationwide, supporting business growth with routine maintenance and urge

• P Pro Hammer Ltd London · Fit-out & interiors · 1-9 employees

  London fit-out contractor: LED displays, racking, building services and furnishings for warehouses, cash & carry and retail. 7,000+ screens installed.

• P ProJob London · Crane hire

  Specialist lifting teams in London for glass, plasterboards, and heavy materials. PROJOB delivers safe handling, zero-damage results, and trusted supp

• P Property Heights Ltd London · Loft conversions · 1-9 employees

  Property Heights is a collective of London's finest builders, contractors & building specialists, offering reliable building services for projects of

• P PROSPARK ELECTRICAL LIMITED London · Electrical · 1-9 employees

  Prospark Electrical Limited offers responsive, competent, and reliable electrical services in London. Specializing in domestic and commercial installa

• P Pulse Point Electrical Ltd London · Electrical

  NICEIC certified, fully insured electricians in London. EV chargers, solar, CCTV, EICRs, rewires, alarms, RAKO/Lutron and 24/7 emergency call out, dom

• Q Quattro Group London · Plant hire · 50-249 employees

  Quattro Group is a multi-disciplined plant hire business with rail, environmental, transport and training divisions. Operating for over 30 years, we a

• R R H Irving Industrials Limited London · Security systems · 50-249 employees

  RHI Industrials provides installation, service, and maintenance of perimeter security systems for industrial, commercial, and government sites across

• R Ra International Global Operations Ltd London · Design & build

  RA International provides integrated facilities management, construction, and supply chain services for remote locations, conflict areas, and challeng

• R Rad Property Solutions Ltd London · Refurbishment · 10-49 employees

  RAD Property Solutions offers comprehensive property services including refurbishment, electrical, plumbing, fire alarm, flooring, painting, decoratin

• R RAG Support LTD London · Electrical · 1-9 employees

  RAG Support Ltd is an electrical and general maintenance company founded in 2003, offering property management, project management, and building renov

• R Rederic Ltd London · M&E contracting · 1-9 employees

  Rederic delivers mechanical and electrical, audiovisual, fit out, property development, and commercial property maintenance services in London.

• R Redhill Smart Home London · Security systems

  Premium installations for video doorbells, CCTV, intruder alarms, satellite internet and home automation.

• R Reflect Electrical (North West) Limited London · Electrical

  We provide a wide array of electrical services for domestic, commercial & industrial sectors. Get in touch today.

• R Regen Fm Ltd London · Heating & ventilation

  Regen FM provides director-led facilities management for managing agents, councils, education providers and commercial property portfolios across Lond

• R Regency Contractors London · Electrical

  A vetted network connecting commercial contractors with UK property, block and facilities management professionals.

• R Renuventures Ltd London · Design & build · 1-9 employees

  Renuventures is a family-run design and build company founded in 2010, offering a full range of services from concept to completion for residential an

• R Repairs Appliance London · Electrical · 1-9 employees

  H & D Repair Appliance Ltd, trading as Repairs Appliance, offers domestic appliance repair and installation services across London. They cover a wide

• R Ripe Solutions Ltd London · Main contractor · 1-9 employees

  Ripe Solutions is a London-based principal contractor specialising in design and build solutions for new builds, conversions, and refurbishments. They