Construction companies in London

6631 construction companies based in and around London.

• I INTECHS INNOVATION TECHNOLOGY SYSTEMS LTD London · Electrical

  INTECHS provides cutting-edge industrial automation and digital solutions, optimizing efficiency and performance for businesses across various sectors

• I Integral Constructions Ltd London · Refurbishment · 1-9 employees

  Integral Constructions is a West London-based construction company offering end-to-end project management and execution for domestic refurbishments an

• I Integral Cooling Technologies London · Heating & ventilation

  Integral Cooling Technologies specialises in tailored, independent cooling solutions for efficient, resilient, and sustainable built environments. Par

• I Integrate Fitouts Ltd London · Fit-out & interiors

  Integrate Fitouts Ltd is a premier interior construction contractor specializing in office fitouts, shopfitting, and refurbishment work for commercial

• I Integrated Scaffolding Services Ltd London · Scaffolding

  Integrated Scaffolding Services Ltd offers professional scaffolding solutions across the UK. We provide safe, reliable, and efficient scaffolding hire

• I Integro Fitout Ltd London · Fit-out & interiors

  Integro is a leading retail fit-out company and shop fit-out contractor working across the UK, delivering exceptional retail environments for customer

• I INTEKRON Electrical Ltd London · Electrical

  INTEKRON Electrical Ltd is a London-based electrical contractor providing installations, EICR testing, and remedial works for commercial and residenti

• I Intelitrade Developments Ltd London · Property developer · 1-9 employees

  Intelitrade Developments is a Real Estate Development and Principal Contractor company based in Central London, specialising in high-end residential p

• I IntelliCasa London · Electrical

  Experts in smart home automation and intelligent systems for luxury residential and commercial clients in London.

• I Interfix Scaffolding Ltd London · Scaffolding · 1-9 employees

  Interfix Scaffolding Ltd are an independent scaffolding contractor based in Central London providing a safe and reliable service.

• I Interholc Construction Ltd London · Main contractor

  Interholc Construction is a London-based building company with a strong reputation in residential, commercial, retail, hotels, and leisure sectors. Th

• I Interhome Construction Ltd London · Main contractor

  Interhome Construction Ltd offers bespoke residential and commercial construction services in London, managing projects from new builds to renovations

• I INTERIOR ADDRESS LIMITED London · Fit-out & interiors · 1-9 employees

  Interior Address offers bespoke furniture, lighting, art curation, and sonic branding for commercial and retail spaces. Specialising in FF&E, custom d

• I Interior Motives International Ltd London · Fit-out & interiors · 10-49 employees

  Experts in commercial construction management since 1981. Interior Motives has been a success story since 1981, with clients throughout London and the

• I Interior Psd Ltd London · Refurbishment · 1-9 employees

  Interior PSD Ltd is a building company in North West London offering a wide range of services including loft conversions, extensions, renovations, and

• I Interior Revolutions Ltd London · Design & build · 1-9 employees

  London's premier construction company specializing in high-value new builds, luxury renovations, and reliable maintenance services. 15+ years experien

• I Interiors Services Ltd London · Main contractor

  Interiors Services Ltd is a main contractor company based in London, registered at Companies House in 2021.

• I Interlocks London · Security systems

  Expert locksmith services in Gravesend, offering 24/7 emergency support, precise lock fitting, and non-destructive entry. Safeguard your property with

• I International Air-Conditioning London · Air conditioning

  Your trusted partner for HVAC solutions, Highly rated Airconditioning company ensuring comfort and efficiency in every space.

• I International Windows Group Ltd London · Windows & doors · 1-9 employees

  Bespoke timber windows and doors in London. Made to measure, expertly installed, and built to last. Get your free quote today.

• I Interni Deco Ltd London · Design & build

  InterniDeco transforms London homes with elegant design and masterful craftsmanship, offering bespoke joinery, interior design, and full project manag

• I Interskills Solutions Ltd London · Main contractor · 1-9 employees

  Construction company in London specialising in extensions, loft conversions, renovations, kitchen and bathroom installations, and property refurbishme

• I Intex Finishing Ltd London · Painting & decorating · 1-9 employees

  Prime residential painting and decorating contractors and installers of fine wallpapers and coverings based in London.

• I Intsol Construction Ltd London · Refurbishment · 1-9 employees

  IntSol Construction Ltd is a London-based construction company offering a comprehensive range of services including refurbishment, fit-out, and M&E co

• I Investre Construction Ltd London · Property developer · 1-9 employees

  Investre Construction Ltd is a property developer company based in London, registered at Companies House in 2022.

• I Investre Ltd London · Property developer

  London-based property investment and development business focused on Prime Central London, Kensington, Chelsea, Mayfair, Marylebone, Bayswater, Knight

• I Invicta Maintenance Ltd London · Refurbishment

  Invicta Maintenance Ltd offers a comprehensive range of building services, specialising in refurbishment and fit-out projects for commercial and resid

• I Invigorate Homes Ltd London · Design & build

  Invigorate Homes specialises in bespoke, luxurious residential projects of the highest standard and quality, with a proven track record spanning over

• I Inwest Ltd London · Property developer

  Inwest Ltd is a real estate development company specializing in high-quality mews homes. They focus on creating bespoke, well-crafted properties in de

• i iotourist.com London · Utilities

  IO TOURIST LTD provides mobile internet services for travelers in Turkey, offering portable Wi-Fi modem rentals and eSIM solutions to ensure seamless

• I Iplan Construction & Consultants Ltd London · Civil engineering · 1-9 employees

  Iplan Construction & Consultants Ltd. offers expert planning, scheduling, and project management services led by an experienced civil engineer. Delive

• I Ipsum Constructions Ltd London · Design & build · 1-9 employees

  Ipsum Constructions offer a complete design & build solution from inception to completion. They operate in and around the London area and undertake wo

• I IQ Plumbing London London · Plumbing

  IQ Plumbing is London's leading provider of expert plumbing, heating, and boiler services. Available 24/7 for emergencies. Gas Safe registered and ful

• I IQ Premium Engineering London · Electrical

  IQ Premium Engineering Ltd: Luxury Smart Homes. Specialising in custom AV and smart home technology, with offices in London and Kyiv. CEDIA member.

• I Iralia Renovation Ltd London · Refurbishment

  Iralia Renovation Portal manages 1 data type including enquiries. Helps you organize, track, and share your work in 1 place for teams and solo users.

• I Iron Flag global London · Electrical

  Iron Flag Global specialises in mission-critical power infrastructure decommissioning and asset recovery across the UK and Europe. They manage valuati

• I Ironbuild Construction Ltd London · Fit-out & interiors

  London's trusted retail and commercial construction company. 200+ projects delivered. Fit-outs, new builds, refurbishments. Request a quote today.

• I Ironpeak Builders Ltd London · Main contractor

  IRONPEAK BUILDERS LIMITED is a new company incorporated on 8th July 2025. The company is based in London.

• I Iropeaccess Ltd London · Scaffolding

  Specialist rope access company providing work-at-height services across London and the UK. IRATA certified. Get a free quote today.

• i iSecurity Systems Limited London · Security systems · 1-9 employees

  Ensure your safety with iSecurity's CCTV, intruder alarms, and access control systems. Managed solutions include BT Redcare or standalone speech diale

• I Isenau Projects Group Services Ltd London · Solar PV

  Isenau Projects develops grid-scale battery energy storage systems in UK, Spain and Germany. We work with landowners to develop commercially attractiv

• I Islington Electrical London · Electrical

  Islington Electrical Limited offers a full range of professional electrical services including EICR Certificates, Commercial Services, New Installs, P

• I ISR - INTELLIGENT SOLUTIONS FOR REFRACTORY LTD London · Steel fabrication

  Vesuvius is a global leader in metal flow engineering, providing a full range of engineering services and solutions, principally serving the steel and

• I Istoria Wood Floors London · Flooring · 10-49 employees

  Luxury wood flooring by Jordan Andrews, proudly manufactured in the UK. Elevate your space with bespoke flooring designs tailored for you.

• I Iuind Ltd London · Main contractor · 1-9 employees

  Building Specialists | Tailored Solutions for Homes, Businesses, and Industrial Spaces! Fixed Price Projects, Quality and Standards, Precision Plannin

• I Iv Real Estate Ltd London · Property developer

  CoStar is a leading provider of information, analytics, and online marketplaces for the commercial real estate industry, offering data-driven insights

• I Iv Yo Carpentry Ltd London · Carpentry & joinery

  IV YO CARPENTRY LTD is a family business established in 2019, specialising in bespoke furniture manufacturing. We offer high-quality, custom-made MDF

• I Ivell Plumbing & Heating Ltd London · Plumbing

  Ivell Plumbing & Heating Ltd offers 24/7 emergency plumbing, boiler breakdowns, gas safety inspections, central heating installation, and leaky pipe r

• i ivory-tower London · Property developer

  Domestic and Commercial Cleaning and Housekeeping specialists serving Sussex. Founded in 2014, we import the highest professional standards into clean

• I Iwik Construction Ltd London · Main contractor

  Iwik Construction is a well-established building company in Southwest London, offering a full range of construction and renovation services. They prid