Main contractors in London

2659 construction main contractors based in and around London.

• S Shargar Construction Ltd London · Refurbishment · 1-9 employees

  Specializing in transforming London homes through high-quality home improvement services. We offer expert solutions for extensions, loft conversions,

• S Sharp Projects London Ltd London · Main contractor

  Sharp Projects London Ltd is a construction company offering a wide range of services from planning to completion, including new builds, extensions, r

• S Shatro Ltd London · Design & build

  Shatro London delivers premium architecture, interior design and construction for private clients, developers and hospitality businesses across London

• S Shc London Ltd London · Refurbishment

  SHC London offers full-service building work-extensions, renovations, kitchens, bathrooms, carpentry, painting and decorating, and more. Trusted build

• S Sherlock London Ltd London · Refurbishment · 10-49 employees

  Restoring and rebuilding London. Construction, Refurbishment & Management of Georgian houses through to Modern minimalist properties.

• S Shm Contractors Ltd London · Groundworks

  SHM Contractors Ltd, specialists in groundworks, RC frame and civil engineering solutions, delivering durable and sustainable structures in London.

• S Shm Uks Ltd London · Main contractor · 1-9 employees

  SHM UKS LTD is a premier construction firm in London, specializing in domestic and commercial projects. We offer comprehensive services from concept t

• S Shomoy Contractors Ltd London · Extensions · 1-9 employees

  Shomoy Contractors Ltd is a UK-based construction company providing a variety of building services in East London, including house additions, new cons

• S Shpati Construction Ltd London · Refurbishment

  South London building contractors offering kitchen refits, extensions, and renovations. Delivering projects on time, on budget, with precision and cre

• S SHR London Ltd London · Loft conversions

  SHR London Ltd offers a comprehensive range of building services including loft conversions, extensions, carpentry, kitchen and bathroom fitting, and

• S Shuang Yun Building Contractor Ltd London · Main contractor · 10-49 employees

  A privately owned construction company offering extensive building services with over 18 years of experience. Committed to high quality projects and c

• S Sibex Ltd London · Drainage · 1-9 employees

  Sibex Ltd offers a comprehensive range of services including drainage, groundworks, structural steel, diamond drilling, concrete cutting, and controll

• S Sice Previt UK Ltd London · Main contractor · 1-9 employees

  Sice Previt UK Ltd is a construction and furniture manufacturing company with a history dating back to 1961. They offer integrated services from desig

• S Sicilbuild Ltd London · Refurbishment

  Professional Home Builders in London. SicilBuild offers home improvement services including renovations, extensions, loft conversions, and more. Exper

• S Sideros Waste & Demolition London · Demolition

  Your trusted partner for rapid waste management and demolition services across London, serving contractors, homeowners, and businesses within the M25.

• S Sidey London · Windows & doors · 50-249 employees

  Sidey are Scotland's Largest Window, Door and Conservatory Manufacturer. Specialising in Industry-Leading Products in a Wide Range of Styles.

• S Silva Builders Ltd London · Refurbishment · 1-9 employees

  Silva Building Services Ltd is an established construction, refurbishment, and maintenance specialist. We offer a wide range of services for residenti

• S Silver Homes (Reigate) Ltd London · House builder

  Silver Homes build award-winning, luxury new homes in the most sought-after locations across London, Kent and Sussex. View our homes today.

• S Silverstone Renovations Ltd London · Refurbishment

  Transform your London property with expert renovation and refurbishment services. We offer a comprehensive range of building services, ensuring every

• S Silvertown Properties Ltd London · Property developer · 10-49 employees

  Silvertown Properties is a London-based property company focused on driving value through good design. They specialise in contemporary loft spaces, re

• S Silwood Facilities Ltd London · Refurbishment · 10-49 employees

  Silwood Facilities provides first-class building support services to major UK blue-chip companies, focusing on exceptional service levels, transparenc

• S Simbaz Group UK Ltd London · Main contractor

  Simbaz Group Limited is a UK-based construction, logistics, self-storage, skip hiring and waste management company.

• S Simicus Construction Ltd London · Refurbishment

  Simicus Construction offers expert commercial and residential refurbishments, fit-outs, and high-quality craftsmanship across London.

• S SIMPLED SERVICES LTD London · Main contractor · 1-9 employees

  Expert mould removal and property maintenance across London and the UK. 8,500+ jobs completed, 12-month guarantee, available 24/7. Get your free quote

• S Simply Extensions and Lofts Limited London · Loft conversions · 1-9 employees

  Specialists in Loft and House Extensions, Refurbishments and Loft Dormer Conversions in London, Surrey and Hampshire. Aim to Deliver High Quality...

• S Simply Well Done Ltd London · Refurbishment

  Full-service property experts in London offering home renovation, property refurbishment, plumbing, electrical work, kitchen & bathroom fitting, and p

• S Sinevir Construction Ltd London · Refurbishment

  Sinevir Construction offers expert craftsmanship and reliable service, transforming visions into tangible structures with precision and commitment to

• S Singhs Builders (London) Ltd London · Main contractor · 1-9 employees

  A reputable, family-owned construction company with over 21 years of experience in the industry. Based in London, we specialize in delivering high-qua

• S Sintec UK Ltd London · M&E contracting · 1-9 employees

  Global coverage with offices in the UK, Latvia, USA, and Russia. High quality installation with reliable teams.

• S Sitac Ltd London · Design & build

  The SITAC Group is a family office and prominent investor, developer, and operator in real estate and renewable energy, with a legacy of impactful pro

• S Size Group (Construction) Ltd London · Main contractor · 50-249 employees

  Size Group is a collection of companies providing high-quality construction, specialist crafts, and maintenance services for luxury private properties

• S SJB Brickwork & Building Ltd London · Extensions

  SJB Brickwork & Building Ltd is a contemporary building company based in North London, specializing in extensions, refurbishments, patios, and brickwo

• S Sjd Build Ltd London · Refurbishment

  SJD Build Ltd is your trusted partner for creating spaces that reflect your vision and lifestyle. Our skilled professionals deliver tailored construct

• S Skill & Build London · Steel fabrication · 1-9 employees

  Skill & Build Construction Limited offers premium construction solutions for developers, backed by over 25 years of experience. Specializing in struct

• S Skillco London · Painting & decorating · 1-9 employees

  SkillCo Ltd offers building and decorating solutions in London, with over 30 years of experience. Checkatrade-approved for quality and reliability.

• S Skl Contractors Ltd London · Refurbishment

  SKL Contractors is a leading building contractor in London, specialising in high-quality renovations, refurbishments, and interior transformations for

• S SKYHALL GROUP London · Design & build · 1-9 employees

  Award Winning Design & Build Contractors & Developers based in Hertfordshire. We add value to our clients aspirations and vision, and transform their

• S Skyline Construction Group Ltd London · Main contractor

  Skyline Construction Group is a leading construction company delivering high-quality, innovative solutions across residential and commercial projects.

• S Skyline Roofers London · Roofing

  Skyline RoofWorks Ltd is a UK-based roofing specialist offering new roof construction, repairs, and cleaning for residential and commercial properties

• S Skylink Constructions Ltd London · Property developer · 1-9 employees

  Skylink Constructions is a leading construction company offering property maintenance, bricklaying, extensions, electrical installation, and more. Con

• S Slate & Cedar Homes London · Refurbishment

  Slate & Cedar Homes is a UK-based construction company specializing in custom builds, bathroom remodels, basement waterproofing, and full-scale refurb

• S Slipform Technology Ltd London · Civil engineering

  Newly formed in 2024, Slipform Technology are striving to become market leaders in the Slipform industry. Offering services from supply and operate to

• S Sloane Design Ltd London · Design & build

  Sloane Design is a London-based company specialising in innovative interior design and project management for high-quality residential and commercial

• S SLS Builders Limited London · Refurbishment · 1-9 employees

  SLS Builders Limited is a specialist in high-end residential refurbishments across Central and Greater London, offering complete packages with a focus

• S Sm Construction Industrial Ltd London · Main contractor

  Professional commercial and residential construction, renovation, and project management services across the United Kingdom.

• S Sm Fulham Builders Ltd London · Refurbishment · 1-9 employees

  SM Fulham Builders Ltd is a family-run business with over 15 years of experience in home renovation, refurbishment, loft extensions, carpentry, plaste

• S Sm Refurbishment Ltd London · Refurbishment

  SM Refurbishment provides comprehensive building services, specializing in extensions, refurbishments, and carpentry. Committed to customer needs, we

• S Smart Build London London · Main contractor · 1-9 employees

  London building company specializing in loft conversions, house extensions, bathroom and kitchen fitting and other residential and commercial refurbis

• S Smart Builders Construct Ltd London · Main contractor

  Smart Builders Construct Ltd is a new construction company based in London, offering a range of building services. Contact us for a consultation.

• S Smart Constructions London · Design & build

  Smart Constructions offers a comprehensive building service across London and surrounding areas, specializing in design & build, new builds, extension