Design & build contractors in London

2029 design & build contractors across London.

• J J Group Construct Ltd Loughton · Property developer

  J Group is a privately-owned property development and investment company with roots in construction, providing full real estate investment opportuniti

• J J.P.F. Clarke (Construction) Ltd London · Main contractor

  JPF Clarke is a family-run construction company with over 40 years of experience in North London. They offer a comprehensive range of building service

• J J.S.F.Construction Ltd Romford · Main contractor · 1-9 employees

  J.S.F Construction Ltd is an experienced construction company specialising in renovation, new builds, refurbishments, extensions, rooftop development,

• J J&M Home Improvements and Construction UK Ltd Hounslow · Kitchen fitting · 1-9 employees

  J&M Home Improvements Hounslow West Middlesex are a premier bathroom and kitchen company that can design in 3D to give you the ultimate preview of how

• J Ja Lofts Ltd Bromley · Loft conversions

  South East London loft conversion specialists with 18+ years' experience. Trusted to create seamless spaces with quality, care, and lasting value.

• J James Delamare Ltd Orpington · Extensions

  James Delamare Ltd is a professional building service in Bromley, Kent, offering extensions, loft conversions, renovations, and general construction w

• J James Johnson & Company Ltd Dagenham · Design & build · 10-49 employees

  James Johnson & Co Ltd is a multi-disciplined construction company specialising in bespoke joinery, design, manufacture, and installation. Based in Lo

• J Javicon London · Refurbishment

  JAVICON LTD specialises in full-scale renovations, refurbishments, and turnkey construction projects across London. Quality craftsmanship, reliable ti

• J Jazz Construction London Ltd London · Main contractor

  Jazz Construction is a leading construction company in London offering a wide range of building and construction services. Established in 2019, we are

• J JB Stone Cool Watford · Cladding · 1-9 employees

  JB Stone Cool Ltd delivers specialist facade design, supply and installation services across London and the UK, including SFS, stone, aluminium and br

• J JCA Engineering London · Design & build

  JCA is a multi-faceted engineering services and construction business, delivering bespoke solutions for commercial property owners.

• J JD Homes London Worcester Park · Extensions · 1-9 employees

  JD Homes London is a design-led construction company delivering new homes, extensions, and renovation projects across London. With over 20 years of ex

• J Jelucia Services Limited London · Refurbishment

  Jelucia Services Limited offers residential refurbishments, extensions, and loft conversions in London. Led by master builders, they focus on beautifu

• J Jenkins Projects Leatherhead · Design & build · 1-9 employees

  Jenkins Projects is a premium design and construction company serving Surrey and London. We specialise in high-quality property renovations, loft conv

• J Jeremy Colson Bathrooms Croydon · Bathroom fitting

  Luxury bathroom design and installation in Surrey, Farnham, Guildford, Cobham, Esher, Virginia Water. Family-run for 25 years. Independent 2-year warr

• J Jj Rhatigan & Co. (UK) Ltd London · Main contractor

  JJ Rhatigan is a leading main contractor at the forefront of the construction industry for over 65 years, combining speed and quality across a diverse

• J Jk Carpentry & Building Ltd Croydon · Carpentry & joinery · 1-9 employees

  JK Carpentry & Building Ltd are specialists in carpentry, loft conversions, extensions, and full refurbishments, serving Croydon and beyond.

• J Jk Construction Ltd London · Extensions · 1-9 employees

  A London construction company specialising in building lofts, extensions, basements and refurbishments. We offer a personal approach to all of our pro

• J Jkdunbar Ltd Bexleyheath · Refurbishment

  JKDunbar Ltd is a family-run construction company based in London, specialising in plastering and a wide range of building services. With over 30 year

• J Jki Group Ltd London · Design & build

  JKI Group is a London-based company specializing in design and build, offering tailored solutions for residential and commercial spaces. They focus on

• J Joed Construction Ltd London · Design & build · 1-9 employees

  JOED Construction Ltd specialises in Residential, Commercial and Riparian sectors in London & South East, offering D&B and Joint Ventures.

• J Johflek Global Ltd London · Design & build

  Johflek Construction is a leading design & build company in London, specialising in high-end, contemporary modern architectural design and structures.

• J John F Hunt Group Ltd Grays · Demolition

  John F Hunt Group is a leading specialist contractor in construction, demolition, and regeneration, delivering fully integrated engineered solutions a

• J John Laing Dartford · Civil engineering

  John Laing is a leading international investor and active manager of core infrastructure assets, including transportation, energy, utilities, telecomm

• J John Simpson Architects Ltd London · Restoration & heritage · 10-49 employees

  John Simpson Architects is an award-winning practice established in 1980, specialising in classical architecture and urban design for public, educatio

• J Jon Davids Construction LTD Borehamwood · Main contractor · 1-9 employees

  Jon Davids Construction offers building services across London and Hertfordshire, specializing in structural work, refurbishments, extensions, and new

• J Joseph Gallagher Group Orsett · Civil engineering

  Global end to end tunnelling contractors operating above and below ground. Specialist sub-contractors for high-risk tunnelling, underground works and

• J Joule Group International Ltd London · Fire protection · 10-49 employees

  Joule Group is a leading international consultancy transforming fire safety and its management in the built environment, ensuring safe and sustainable

• J Jp Corp Ltd London · Design & build

  JP Corp Ltd offers expert IT services and full-service construction solutions, empowering businesses with smart technology and building excellence.

• J JP Project Management London · Refurbishment · 1-9 employees

  JP Project Management is a London-based construction firm providing high-quality residential and commercial building services, renovations, and mainte

• J JPEC Lofts Swanley · Loft conversions

  Leading independent loft experts in South East London and Kent, offering bespoke, hand-crafted loft conversions with over 30 years of experience. Spec

• J Jq Building Developments Ltd London · Design & build · 1-9 employees

  JQ Building Developments is a London-based company passionate about creating exceptional spaces, redefining the art of building design from concept to

• J Jrl Drylining Ltd Borehamwood · Design & build

  The JRL Group encompasses 14+ divisions delivering bespoke solutions for complex projects, integrating design, manufacturing, and logistics for reside

• J Jrl Environmental Ltd Borehamwood · Design & build · 50-249 employees

  JRL Group offers integrated construction solutions, managing design, manufacturing, and logistics in-house to minimize risk and ensure certainty for c

• J JRL Group Borehamwood · Main contractor · 250+ employees

  The JRL Group encompasses 14+ divisions delivering bespoke solutions for complex projects, integrating design, manufacturing, and logistics for reside

• J JRL Group Borehamwood · Groundworks · 1-9 employees

  JRL Group offers integrated construction solutions across sub and superstructure packages, from groundwork to turnkey projects. With over two decades

• J Julidesign Architecture Services Ltd London · Design & build

  London-based architectural and interior design company offering CAD drawings, 3D visualizations, and measured surveys for residential, hotel, restaura

• K K Building & Maintenance Ltd London · Refurbishment · 1-9 employees

  K Building & Maintenance offers expert renovation, remodeling, and construction services across London and the Home Counties, with over 16 years of ex

• K K C Portman Ltd London · Refurbishment · 1-9 employees

  K C Portman is a property refurbishment company focused on design, planning and execution, developing bold, beautiful and unforgettable spaces. They o

• K K777orbi Construction Ltd London · Steel fabrication · 1-9 employees

  K777ORBI Construction Limited offers steel fixing, concrete reinforcement, labour supply, and full construction services in London. Committed to safet

• K Kairos Construct Ltd London · Refurbishment

  Kairos Construct: Your Trusted Refurbishment & Fit-Out Partner in London. Transforming workplaces with thoughtful design, precise execution, and AI-dr

• K Kajima Europe Ltd London · Property developer

  Kajima Europe is the holding company for the European investment and operational businesses of Kajima Corporation, a major Japanese construction and r

• K Kajima Partnerships Ltd London · Property developer

  Kajima Partnerships specialises in creating partnership opportunities and social value, delivering real assets that generate sustainable, long-term so

• K Kallarview Homes Sidcup · Property developer

  Kallarview Group is a privately owned residential and commercial development, investment, and management company operating in London and the Home Coun

• K Kaplan Construction London · Main contractor

  Kaplan Construction is a family-run luxury construction and renovation company in London, building dreams since 1998. Specialising in high-end residen

• K Kaplan Construction London · Main contractor · 10-49 employees

  Luxury construction & renovation company in London, building dreams since 1998. Specialising in house extensions, loft conversions, renovations, new b

• K Kaya Landmarks Ltd Woodford Green · Property developer · 1-9 employees

  Kaya Landmarks is a London-based private family office focusing on property development, finance, and portfolio diversification through its investment

• K Kbi Commercial & Residential Ltd Romford · Design & build

  KBI Commercial & Residential delivers expert renovations, fit out, and project management services from concept to completion.

• K Kdd Construction Ltd. Rainham · Cladding · 10-49 employees

  Founded in 2012, KDD Construction LTD specialises in high-quality cladding for new-build and remediation projects, ensuring compliance, quality, and a

• K Kelleher Group Maintenance Ltd Bexleyheath · Utilities · 10-49 employees

  Kelleher Group Maintenance offers 24/7 Gas, Water, Electric, Building and Specialist Works. We provide a bespoke approach to planning and execution, a