Main contractors in London

2659 construction main contractors based in and around London.

• G Ga Constructions (London) Ltd London · Main contractor · 1-9 employees

  GA provides a versatile and private approach, ensuring our clients' needs are at the forefront of everything we do. By combining our technical team wi

• G Gaarc Ltd London · Main contractor

  Gaarc Ltd is a construction and building materials company providing end-to-end services from material supply to project execution and finishing works

• G GAF Group London · Landscaping

  GAF Group delivers expert commercial landscaping, resin surfacing, roof gardens and domestic projects across Kent, London & the South East. Get a quot

• G Galvin And Hamilton Ltd London · Fit-out & interiors

  Professional builders in London offering fit-outs, restoration, extensions, refurbishments, and home improvements. With over 40 years of experience, w

• G Galway Hynes Ltd London · Design & build · 1-9 employees

  London based design and build company with over 30 years of experience. We create and maintain spaces for people to live, work and learn.

• G Gani Construction London · Main contractor · 1-9 employees

  Gani Construction Limited is a family-run business in Central London, offering expert services in loft conversions, refurbishments, kitchen and bathro

• G Ganzke Construction Ltd London · Main contractor · 1-9 employees

  Ganzke Construction Ltd offers 24/7 emergency construction services, property maintenance, and planned refurbishment projects for residential and comm

• G Garden Gurus London · Landscaping · 1-9 employees

  Garden Gurus are creative landscape gardeners established in 2005, working with individuals and garden designers across South West London to create be

• G Gartenart Swimming Ponds London · Swimming pools

  Gartenart Swimming Ponds are the UK's leading swimming pond & natural pool provider, offering specialist design, construction, and maintenance service

• G Gaw Build Ltd London · Main contractor · 1-9 employees

  GAW Build Ltd offers expert construction and renovation services, specializing in new builds, complete home renovations, certified electrical, and plu

• G Gawron Build Ltd London · Design & build · 1-9 employees

  Elevate your living space with London's experts in bespoke residential extensions and premium loft conversions. Our master craftsmen deliver exception

• G Gb Cosey Homes Ltd London · Painting & decorating

  Professional home improvement services across the UK. Clear advice, careful workmanship and reliable specialists you can trust in your home.

• G GBC London · Refurbishment · 1-9 employees

  Green Beetle Construction specializes in bespoke property development and end-to-end project management in London. With over 25 years of expertise, we

• G Gc Construct Ltd London · Refurbishment

  GC Construct Ltd is a multi-trade company offering internal and external property refurbishment, concrete repair, and maintenance services across Lond

• G GEE CORP London · Main contractor · 1-9 employees

  Gee Corp is a privately owned main contractor operating in London. We have delivered new build blocks of flats and high end family homes.

• G Gemco Contracts Ltd London · Refurbishment · 10-49 employees

  Gemco Contracts Ltd is a London-based construction company specialising in fit-out, refurbishment, and design & build projects across commercial, reta

• G General Building Maintenance Ltd London · Main contractor · 10-49 employees

  General Building Maintenance Ltd offers a comprehensive range of building services, specializing in maintenance and general construction for residenti

• G General Housing Services LTD London · Bathroom fitting · 1-9 employees

  General Housing Services LTD offers bespoke bathrooms, wet rooms, carpentry, painting, and decorating services. With over 20 years of experience, we t

• G General Roofing Ltd London · Roofing · 1-9 employees

  General Roofing Ltd offers a wide variety of roofing services for residential and commercial projects in London and surrounding areas. We provide new

• G General Space Construction Ltd London · Refurbishment · 1-9 employees

  General Space Construction provides property refurbishment, maintenance, bathrooms, kitchens, tiling and renovation services across Greater London.

• G Generation Home Improvements Ltd London · Carpentry & joinery

  Generation Home Improvements, founded in 2013, specialises in transforming houses into beautiful, functional homes. We offer kitchen and bathroom upgr

• G Geometric Renovation London · Refurbishment

  Geometric Renovation offers home and kitchen renovation, maintenance, and construction services in London for residential and commercial projects. Wit

• G Georgian Roofing Ltd London · Roofing

  Leading Bauder Approved Roofing Contractors in London. Specialising in flat roofs for commercial, education, and healthcare sectors, offering new buil

• G Gerald's Pointing London · Bricklaying · 1-9 employees

  Geralds Pointing Construction Ltd is a trusted partner in construction excellence, delivering outstanding projects with a commitment to quality, innov

• G GH London · Fit-out & interiors · 10-49 employees

  Award-winning interior specialists with three decades of experience delivering retail, leisure and residential projects for prestigious brands. Known

• G Ghate Construction Group Ltd London · Main contractor · 1-9 employees

  Experienced professionals delivering construction, renovation, home improvement, and maintenance services. Prioritising quality, flexibility, and clie

• G Gilroy Building Services Ltd London · Main contractor · 1-9 employees

  Gilroy Building Services Ltd are the trusted choice for high-quality domestic, commercial and industrial building services across London. We offer a r

• G Gilt Edge Property & Building Services Ltd London · Swimming pools

  Gilt Edge Property & Building Services offers comprehensive property and building services, specialising in renovations, refurbishments, and bespoke w

• G GJAT Construction London · Refurbishment · 1-9 employees

  GJAT Construction is a building, renovation, and remodelling company based in North London. Established in 2019, they offer a range of services for re

• G Gjini Building Services Ltd London · Refurbishment · 1-9 employees

  Gjini Building Services LTD can help you with anything from simple room partitioning to complete property refurbishment. We offer a wide range of serv

• G Gjorgji Contractors Ltd London · Civil engineering · 1-9 employees

  Gjorgji Contractors Ltd is a premier construction company specializing in infrastructure works, deep excavation, deep basements, design and build, tem

• G Gjovi Construction Ltd London · Refurbishment · 1-9 employees

  Gjovi Construction Ltd, based in North London, specialises in high-quality renovations, extensions, landscaping, and new builds for residential and co

• G Gjuta Construction Ltd London · Basement works · 1-9 employees

  Gjuta Construction Ltd is a trusted UK-based construction company delivering high-quality residential and commercial building services with precision,

• G Gl Projects Ltd London · Main contractor

  Combining modern construction methods & expert engineering for Data Centres, Critical Infrastructure & Facilities Management. Specialising in new buil

• G Gl Simion Ltd London · Groundworks

  GL SIMION LIMITED is a leading provider of high-quality groundwork construction services for private and residential areas. We are dedicated to delive

• G Glass House Architecture London · Extensions

  Glass House Architecture designs and builds bespoke glass extensions, hardwood orangeries and luxury conservatories across the UK. Specialising in hig

• G Glatthaar Keller London · Basement works · 1-9 employees

  Glatthaar Keller has over 40 years' experience in the design, manufacture and build of prefabricated basements and ground bearing slabs. Specialists i

• G Glenman Corporation Ltd London · Main contractor

  Glenman Construction is an award-winning construction company in the UK, specializing in commercial and residential projects. Committed to quality, co

• G Glitz 4ut Ltd London · Main contractor · 10-49 employees

  Glitz 4UT is a family-run real estate and construction company, founded on decades of industry experience. Specialising in client-focused, high-qualit

• G Global Doors & Windows London · Windows & doors · 1-9 employees

  Global Doors & Windows, established in 2009, supplies high-quality bespoke doors and windows for residential and commercial clients across the UK. Spe

• G Global Maintenance London · Electrical

  A property maintenance & property investments consultancy offering a diverse range of services from electrical and plumbing to full house renovations

• G Glossy Roof London · Roofing

  Glossy Roof offers professional roof care and restoration services including cleaning, moss removal, coating, gutters, and repairs. Based in Wimbledon

• G Gls Building Contractors Ltd London · Refurbishment

  Trusted builders in Ealing with 20+ years' experience in renovations, extensions, and loft conversions. Premium construction services across West Lond

• G Gmc London Renovations Ltd London · Refurbishment

  GMC London Renovations Ltd offers expert building services specializing in loft conversions, extensions, refurbishments, and basements. With over 10 y

• G Gmr Renovations Ltd London · Refurbishment

  GMR Renovations offers comprehensive home renovation and finishing services in Ilford and surrounding areas. We specialise in transforming homes with

• G Gnosco Ltd London · Design & build

  A dynamic design and build construction team based in West London, offering high-quality finishes for domestic refurbishments and commercial fit-outs.

• G Go Smartbuild Ltd London · Refurbishment

  Go Smartbuild provides a wide range of professional construction services including home renovations, basement and loft conversions, and house extensi

• G Goat Roofing Ltd London · Roofing · 1-9 employees

  Goat Roofing is a London-based company specializing in new roofs, lead work, flat roofs, loft conversions, cladding, guttering, fascias, and soffits.

• G Goldberg Buildings Ltd London · Extensions · 1-9 employees

  Expert construction services in London, specialising in extensions, loft conversions, refurbishments, underpinning, basements, and new builds. Committ

• G Golden Arms Projects Ltd London · Main contractor

  Golden Arms Construction, Urban modern craftsmanship for commercial, residential, and civil projects.