Public construction companies in London

1052 companies across London working in the public sector.

• H Hertsmere Developments Ltd Borehamwood · Property developer · 1-9 employees

  Hertsmere Developments Limited is a property development company based in Borehamwood, Hertfordshire. They focus on delivering high-quality residentia

• H HFS Environmental Gravesend · Asbestos removal · 10-49 employees

  HFS Environmental are UKAS accredited asbestos specialists providing management, refurbishment, and demolition surveys nationwide and internationally.

• H High Cornerstone Projects Ltd Watford · Design & build

  High Cornerstone Projects: Expert project management and design for your vision. Trusted community-focused services.

• H High Five Construction Hornchurch · Refurbishment

  Expert construction, repair & coating services in the UK. High Five Construction offers quality solutions with 30+ years of experience in structural r

• H High St Works Ltd London · Design & build

  High St Works Ltd is a multidisciplinary collective transforming town centres and neighbourhoods across the UK through urban strategy, architecture, a

• H Highways & Drainage Solutions Ltd London · Civil engineering

  Highways & Drainage Solutions Ltd specialises in Section 278 highway works, drainage infrastructure, and civil engineering solutions for developers an

• H Hilton Abbey Ltd Greenwich · Refurbishment · 10-49 employees

  Award-winning refurbishment, maintenance and painting & decorating for commercial and public sector clients across London, Kent and the South East.

• H Hitech Facades Ltd London · Cladding

  HiTech Facades delivers exceptional-quality facade installation services, specialising in cladding, insulation, and fire remediation for new builds an

• H Holloway Glass Company Ltd London · Glazing · 1-9 employees

  Holloway Glass Company offers premium glass and glazing solutions. Family-run with 46 years of experience, they are Safe Contractor approved.

• H Holton Building Services Ltd London · Main contractor

  Expert building maintenance providers for commercial and domestic customers. Offering affordable, domestic and hard facilities services across London,

• H Home Buttons Ltd London · Main contractor · 1-9 employees

  Home Buttons Ltd is a multi-disciplinary construction company offering a wide range of services including building, maintenance, refurbishment, extens

• H Homes Art Ltd Thornton Heath · Property developer · 1-9 employees

  Hybrid property business combining estate agency, investor sourcing, and refurbishment coordination across residential and commercial sectors in Great

• H Hooper And Sons Ltd Meopham · Groundworks · 10-49 employees

  Family-run groundwork contractor operating in Kent, Surrey, Sussex & Essex. Over 50 years of experience offering extensive groundwork solutions for do

• H Hope BTC London · Heating & ventilation · 1-9 employees

  Hope BTC is a London-based F-Gas certification and HVAC training provider, offering accredited courses with expert instructors and hands-on learning f

• H Howarth Contractors Ltd Hillingdon · House builder

  Howarth Contractors works with housing associations, local councils and land owners to provide affordable housing in London and across the South East.

• H Hugh Anthony Interiors Ltd Orpington · Painting & decorating

  Specialist painting and decorating company covering London and the South East. Family-owned with over 20 years of experience.

• I Icb General Building And Civil Engineering Ltd Barnet · Main contractor · 10-49 employees

  ICB is a well-established principal contractor in the construction industry, delivering excellence in refurbishment, new builds, and civil engineering

• I Ics Global Ltd London · Main contractor

  ICS GLOBAL specializes in high-grade procurement of natural gasses and sourcing essential equipment. Your reliable partner for professional and timely

• I IDH ALARMS Gravesend · Security systems · 10-49 employees

  IDH Alarms Co. Ltd is a specialist in the design, installation, commission and maintenance of Intruder Alarm Systems, Access Control Systems, and CCTV

• I Idss Electrical Ltd Bexleyheath · Electrical

  IDSS Electrical are committed to offering reliable, high quality services to meet the needs of our residential and commercial customers.

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

  Ifyachi Ltd is a specialist boutique advisory firm offering customized strategic and project delivery consultancy for sectors ranging from Oil and Gas

• I Impact Restoration Ltd London · Restoration & heritage

  Specialist façade cleaning and restoration using advanced steam and dust-free methods. Enhancing building appearance and extending asset value.

• I Imperial Ductwork Services Ltd Sidcup · Heating & ventilation · 50-249 employees

  Imperial Ductwork Services Ltd (IDSL) delivers high-quality ductwork manufacturing, installation, and ventilation solutions across London & the Southe

• I Ims Fire Protection Ltd London · Fire protection · 1-9 employees

  IMS Fire Protection Limited are specialists in passive fire protection including intumescent paints, fire boarding, firestopping and fire barriers.

• I IMS Ignite Maintenance Services London · M&E contracting · 10-49 employees

  IMS Ignite Maintenance Services offers reliable, budget-conscious experts for a range of building services, from leak fixes to AV system installations

• i inGeni Construction and Renovation London · Restoration & heritage

  Leading heritage builders in Essex specializing in listed building restoration, barn conversions, oak framing, and bespoke construction services acros

• I Initivo Consultancy Limited Watford · Concrete works

  Initivo combines world-leading laboratory testing with expertise in sustainability and a complete understanding of structures. Our multi-disciplinary

• I Inkko Mitcham · Fit-out & interiors · 1-9 employees

  Inkko is a nationwide leader in interior fit-out and shopfitting services, offering design, project management, and construction. With over 20 years o

• I Innercity Scaffolding Ltd Dartford · Scaffolding

  Inner City Scaffolding delivers intelligent, bespoke scaffolding and access systems, with safety, innovation, and value at the heart of every project.

• I Innovative Networks Ltd Shepperton · Electrical

  Expert Network Installation Services across London, Surrey, and the South East. We design, install, and maintain secure, future-ready systems.

• I Innovative Utilities (UK) Ltd London · Utilities · 10-49 employees

  Innovative Utilities (UK) Limited is a privately owned Utility & Civil Contractor operating throughout the UK, with a strong focus on water and gas in

• I Inspire Ventilation Ltd Gravesend · Heating & ventilation

  Inspire Ventilation offers expert HVAC commissioning, plant validation, air & water balancing, and plant set-up services. With over 20 years of experi

• I INTEGRATED FACADE SOLUTIONS LTD Ealing · Cladding

  Experts in building solutions, specialising in external and internal intrusive survey works for fire risk assessments and factual surveys. Committed t

• 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 IRL Group Hornchurch · Flooring

  IRL Group excel in industrial solutions. With expertise in epoxy resin flooring, floor markings and industrial painting, we are your go-to source for

• 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 Itech Roofworks Ltd Chipperfield · Roofing

  Award-winning roofing contractors specialising in flat roofing solutions across commercial, industrial, and aviation sectors. Over 40 years of experie

• J J & F Golffire Ltd Bromley · Electrical

  J & F Goldfire Ltd are specialists in fire alarm and electrical installation services, serving domestic, commercial, and public sectors.

• 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 O'Connor London · Heating & ventilation

  J O'Connor is a national mechanical and electrical contractor established over 25 years ago, serving public, commercial, and private sectors with a 24

• J J P Dunn Construction Ltd Teddington · Groundworks · 10-49 employees

  JP Dunn Construction is a specialist groundworks and concrete frame contractor, founded in 1999 and is a leader in its market sector. The company has

• J J. Fitch Flooring Ltd Romford · Flooring

  J Fitch Flooring Ltd is a commercial flooring company in Romford, Essex, providing high-quality flooring solutions across the South East for over 50 y

• J J.A. RATTIGAN & SON LTD PLANT HIRE London · Plant hire · 10-49 employees

  J.A. Rattigan & Son Ltd is a leading plant hire contractor in the UK, specializing in suction excavation and utilities. With over 40 years of experien

• J J.W. Bros Construction Ltd Surrey · Carpentry & joinery · 1-9 employees

  J.W. Bros Construction Ltd: Craftsmen specialising in bespoke woodwork, furniture, staircases, doors, windows, kitchens, roofing, extensions, and gard

• J J.W. Cannon & Co. (1948) Ltd Surrey · Main contractor

  A family-run building firm established over 70 years, JW Cannon & Co Ltd offers a wide range of building services including new builds, extensions, an

• J Jackson Lift Group Charlton · Lifts & escalators · 10-49 employees

  Jackson are the UK's largest independent lift company, providing a high-quality friendly service nationwide for lifts, escalators & cradles.

• J Jaku Scaffolding Ltd Beckenham · Scaffolding

  Jaku Scaffolding is London's leading independent scaffolding and access specialist, providing safe, reliable hire and site access solutions.

• 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 JB Riney London · Civil engineering

  JB Riney is a London-based civil engineering and highways contractor specialising in infrastructure, public realm, and road surfacing services. Founde

• J JC Doors Ltd London · Windows & doors

  Automatic door installation, servicing, and upgrades in Kent by JC Doors Ltd. Reliable, compliant, and efficient solutions.