Public construction companies in London

1052 companies across London working in the public sector.

• M Murphy Gaughan Ltd London · Groundworks

  Murphy Gaughan Ltd is a specialist Groundworks and Reinforced Concrete Frame contractor delivering reliable, high-quality structures across London and

• M Murphy Power Networks Ltd London · Civil engineering

  Murphy specialises in energy transition, tunnelling, infrastructure engineering, decommissioning, drainage, power systems & construction solutions.

• M Murtagh Construction Ltd London · Bricklaying

  Murtagh Construction Ltd is a brickwork contractor delivering reliable and quality service across residential, commercial, rail, education and public

• M Mxm Contractors Ltd London · Refurbishment

  MXM Contractors is a service-orientated building, repair and maintenance company operating across Greater London and the South East.

• M MY CLEANERS LONDON LTD London · Fit-out & interiors · 1-9 employees

  Professional cleaning services in London. We offer domestic, end of tenancy, after building, and office cleaning at affordable prices. Contact us toda

• N N&C Moderna Romford · Tiling

  N&C Moderna is part of the Nicholls and Clarke Group, established in 1980. We are specialist commercial tile and stone contractors providing floor and

• N Navantia UK Ltd. London · Steel fabrication

  Navantia UK is a new force in British industry, supporting the UK's defence, energy and maritime ambitions. Established in 2022, we employ over 1,200

• N Nazeing Heating Ltd Hoddesdon · Heating & ventilation

  Nazeing Heating are Gas, Electrical and Renewable Energy experts operating throughout London, Essex and Hertfordshire.

• N Nedburn Properties Cheshunt · Road surfacing

  Tarmac® and driveway specialists in Waltham Cross, Hertfordshire. Nedburn Properties offers resin, tarmac, and block paving for driveways, patios, car

• N Nek Gica Ltd Edgware · Groundworks · 1-9 employees

  NEK GICA LTD is a construction company specialising in groundworking and highway maintenance, established in 2009. They offer high-quality services wi

• N Neotek Electrics Waltham Abbey · Electrical

  London and surrounding area electrical and security specialists. Family run since 2005, Neotek are the partner of choice for Facilities Managers, New

• N Nerc Building Ltd London · Refurbishment

  NERC Building Ltd is a professional construction company delivering high-quality building solutions for residential and commercial projects. Specialis

• N Neti Construction Ltd Havering · Refurbishment · 1-9 employees

  Neti Construction Ltd is a leading renovation contractor in London & Essex, offering high-quality residential and commercial project services with a f

• N Network Rail Infrastructure Ltd London · Rail infrastructure

  Network Rail owns, operates and develops Britain's rail infrastructure. We work round-the-clock to provide a safe, reliable experience for millions of

• N Netzero Collective Ltd Leatherhead · Refurbishment

  NetZero Collective helps UK housing portfolios achieve carbon neutrality by 2050 with PAS2035 accredited decarbonisation solutions.

• N New Alliance Insurance Brokers London · Electrical

  New Alliance Insurance Brokers is a leading insurance brokerage firm established in 2003, offering bespoke risk management and insurance solutions acr

• N New College Ltd London · Property developer · 1-9 employees

  New College, Oxford is a supportive and encouraging community set in a beautiful environment. Discover our history, buildings, gardens, and academic l

• N Newland Construction Ltd Potters Bar · Main contractor · 10-49 employees

  Newland Construction, established in 1925, offers new build, design and build, planned maintenance, and major refurbishment services within a 25-mile

• N NGE CONTRACTING LIMITED London · Civil engineering · 10-49 employees

  NGE, nouvelles générations d'entrepreneurs dans le BTP, construit et rénove les infrastructures au service des territoires et des communautés.

• N NIDAX Construct London · Refurbishment

  Nidax Construct UK Limited is a construction, refurbishment and property maintenance company in London and the South East, with over two decades of ex

• N Nightglade Ltd London · Electrical

  Nightglade Ltd provides a complete package of Electrical Services throughout the South of England, formed to offer a wide range of electrical installa

• N Nmpm Ltd London · Main contractor · 10-49 employees

  NMPM Limited is an accredited, innovative building company based in Norfolk, offering a greener and cleaner approach to construction services for dome

• N NNODI Group London · Main contractor

  NNODI Group provides chartered quantity surveying, cost management, commercial management and project advisory services across the UK and internationa

• N Now Electrics Ltd Streatham · Electrical

  NAPIT registered, SafeContractor Gold approved electrician serving private landlords and social housing providers across London. EICR from £130. SSIP

• N Nugol Ltd Erith · Main contractor

  Nugol engineers the future with innovative, cost-effective solutions, delivering integrated cost, commercial and project advisory services across the

• N NUVO MEP LTD London · M&E contracting

  Nuvo MEP is a client-oriented company providing a rich variety of Mechanical and Electrical services to all-sized enterprises, working on Britain's co

• N Nyxion Ltd London · Electrical

  Electrical and smart-home contractor for architects. RIBA-aware, M&E coordinated, NICEIC, KNX and Rako certified. London and across the UK.

• O O.D. Fire Protection Ltd Barking · Fire protection · 1-9 employees

  OD Fire Protection Limited specialises in the installation and maintenance of passive fire protection, thermal insulation and acoustic barrier systems

• O O'Brien Contracts Ltd Sanderstead · Suspended ceilings · 1-9 employees

  O'Brien Contracts Ltd are specialists in suspended ceilings, partitions, wall lining, demountable partitions, glass partitions and joinery for commerc

• O O'Hara Bros. Surfacing Ltd Middlesex · Road surfacing · 10-49 employees

  O'Hara Bros. Surfacing Ltd is a privately owned company established in 1975, providing specialist highway maintenance solutions including resurfacing,

• O O'Mahony Contractors Ltd Buckinghamshire · Rail infrastructure · 1-9 employees

  O'Mahony Contractors Ltd is a construction and maintenance company established in 2000, offering comprehensive services to the rail construction, main

• O Oakland Building Services Ltd. Enfield · Refurbishment · 1-9 employees

  Oakland Building Services Ltd is a leading UK construction and support service company with over 25 years of experience in commercial, residential, an

• O Oakray Ltd Enfield · Heating & ventilation

  Oakray are property performance specialists providing building support since 1979. This family-owned business is a contractor of choice for compliancy

• O Octavia Living Ltd London · Property developer

  Octavia Support is a not-for-profit organisation specialising in a range of adult support services & local care based in London.

• O ODM Services Gravesend · Heating & ventilation · 10-49 employees

  Award winning company delivering commercial heating, plumbing and mechanical projects across London and the South East.

• O Omniscience Care Ltd London · Main contractor · 10-49 employees

  Omniscience Care is a specialist partner in complex built-environment projects, aligning design, safety, and commercial outcomes for resilient, high-p

• O Online Flooring Contracts Ltd London · Flooring

  Online Flooring is a Commercial Flooring Contractor offering quality flooring installation and maintenance services throughout London, Kent and South

• O Openview Security Solutions Ltd Essex · Electrical · 250+ employees

  Preqin is a leading provider of data, insights, and analytics for the alternative assets industry, empowering professionals to make informed investmen

• O Optimum Bid Services London · Property developer · 1-9 employees

  Optimum Bid Services is a UK-based bid and tender writing consultancy, specialising in helping construction contractors win public and private sector

• O Optimus Access Ltd Gravesend · Scaffolding · 10-49 employees

  Optimus Access Limited is an established scaffolding contractor with over 15 years of experience delivering complex access solutions across the UK con

• O Optosmart Ltd London · Solar PV

  OptoSmart provides modular smart poles and IoT-ready street lighting ecosystems for UK municipalities and developers, focusing on zero carbon footprin

• O OSCAR CLEANING SERVICES LTD London · Painting & decorating

  Bespoke commercial cleaning for London offices and schools since 2014. On-site supervision, vetted teams, eco-friendly methods. Book a free site visit

• O Our Lady Of Grace Parish Buildings Preservation Trust Ltd London · Restoration & heritage

  Preserving exceptional heritage buildings and building vibrant community outreach programmes.

• O Ovi Construction Ltd Romford · Civil engineering · 1-9 employees

  OVI Construction Company Limited is a Nigerian-based multidisciplinary construction and engineering company delivering end-to-end infrastructure solut

• O Owen Construction Consultancy Ltd Orpington · Main contractor

  Construction Health & Safety Consultants offering services in London, Kent & Essex. Experienced consultants ensure safe and compliant projects.

• P P Quinn Ceilings & Partitions Ltd Feltham · Drylining · 1-9 employees

  West London based trade contractor specialising in Dry lining, partitions, and Ceiling installations. Over 15 years of experience.

• P P.A. Finlay & Company Ltd London · Main contractor · 10-49 employees

  We collaborate with forward thinking clients to deliver assured, long-term value in their built assets. P A Finlay & Co Ltd offers construction and ma

• P P.F.L. Electrical Ltd London · Electrical

  PFL Electrical offers a comprehensive range of electrical services for domestic, commercial, industrial, and public sectors, including design and buil

• P P.J. Hegarty & Sons (U.K.) Unlimited Staines-Upon-Thames · Main contractor

  PJ Hegarty & Sons is a construction company with a 100-year history, offering building and civil engineering services. They specialize in large, compl

• P P'Brothers Building Ltd Northolt · Refurbishment · 1-9 employees

  P'Brothers Building Ltd is a family-run construction company in Ealing, UK, offering expert construction solutions and refurbishment works across Lond