Commercial construction companies in London

8518 companies across London working in the commercial sector.

• O OPTIESTIMATES London · Main contractor

  OptiEstimates offers expert quantity surveying and construction consultancy services in the UK and USA. With over 1000 completed projects, we provide

• O Optimal Build Ltd London · Refurbishment · 1-9 employees

  Optimal Build Ltd is a London-based construction company specialising in residential and commercial projects, including refurbishments, extensions, an

• O Optimal Developments Ltd London · Main contractor · 1-9 employees

  Builders in King's Lynn with 36 years on the tools. New builds, extensions and renovations across West Norfolk, all backed by our 12-month snagging gu

• O Optimal Energy Solutions Ltd Grays · Solar PV

  Optimal Energy Solutions specialises in designing and installing solar PV systems, solar battery storage, air source heat pumps, and EV charging solut

• O Optimal Finishes Ltd Chigwell · Refurbishment · 1-9 employees

  Top Rated Construction Company in London. We offer Full Management on Projects our services include Full Home Renovations, Offices, Full Bathroom Fitt

• O Optimal Heating & Cooling London · Heating & ventilation · 1-9 employees

  Gas, heating & air conditioning engineers for homes and businesses across the West Midlands & nationwide. Installations, servicing, repairs.

• O Optimal Mechanics Solutions Ltd Esher · Plumbing

  Professional plumbing and air conditioning services with over 15 years of commercial construction experience. Quality installations and health standar

• O Optimal Property Maintenance London · Refurbishment · 1-9 employees

  Optimal Property Maintenance offers a comprehensive range of property maintenance services, including refurbishment, painting, roofing, electrical, an

• 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 Optimum Maintenance Solutions Ltd London · Electrical

  Optimum Maintenance Solutions LTD offers comprehensive electrical, mechanical, and automation maintenance services for manufacturing and process indus

• 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 Optivolt Solutions Ltd London · Electrical

  Optivolt Solutions Limited provides specialist training in AI, digital skills, automation, IoT, and smart technologies, alongside electrical NVQ compe

• 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 Opus Brickwork Ltd Pinner · Bricklaying

  Opus Brickwork Ltd is a specialist brickwork contractor based in West London, with extensive experience in new builds across residential, commercial,

• O Opus Land Ltd London · Property developer · 1-9 employees

  Opus Land is an established real estate company with a successful track record of developing and investing in property across the UK for over 25 years

• O Orama Contracts London · Main contractor · 1-9 employees

  Orama Contracts is a construction recruitment and subcontracting firm, part of the Orama Group, offering flexible workforce solutions and trade packag

• O Orama Group Ltd. Cockfosters · Design & build

  Orama Group is the construction company of choice for high end residential and commercial design and development projects.

• O Orange Construction (UK) Ltd Ashford · Main contractor · 1-9 employees

  Orange Construction UK Ltd. offers high-quality construction, refurbishment, and landscaping services for residential and commercial buildings, delive

• O Orange Eco Roofing Ltd London · Roofing

  Roof overcladding and roofing services for homes and businesses. Extend roof life, improve energy efficiency and reduce disruption with Orange Eco Roo

• O Orchard Building Solutions Ltd Richmond · Main contractor

  Orchard Building Solutions provides planned and reactive maintenance, refurbishments, office fit-outs, extensions, and loft conversions for residentia

• O Ore Drylining Ltd London · Drylining

  Ore Drylining Ltd offers specialist drylining, plastering, suspended ceilings, acoustic solutions, fire protection, and fit-out services across reside

• O ORG ELECTRICAL LTD Watford · Electrical

  ORG Electrical provides expert electrical services for homes and businesses, focusing on safety, efficiency, and professionalism. Schedule a free site

• O Ori Electrical Ltd London · Electrical

  Ori Electrical Ltd is a professional electrical services company offering installations, repairs, maintenance, and upgrades for residential and commer

• O Oriel Glass Ltd London · Glazing

  Oriel Glass: Experts in bespoke glazing solutions, offering exquisite windows, seamless sliding doors, and stunning structural glazing. Precision craf

• O Orient Quartz Stone Potters Bar · Kitchen fitting

  Orient Quartz Stone is a leading UK distributor of high-quality quartz kitchen and bathroom worktops. Offering a vast selection of colours and finishe

• O Oriental Light (UK) Ltd London · Property developer

  Premier lifestyle property developer listed on Bursa Malaysia, known for creating placemaking addresses of enduring value across hospitality and luxur

• O Origin Cladding Ltd London · Cladding · 1-9 employees

  Origin Cladding Limited supplies decorative wall cladding products and construction materials, including brick slips, clay bricks, and stone cladding.

• O Oriole Constructors Ltd. London · Refurbishment · 1-9 employees

  Oriole Constructors Ltd offers quality, time, and cost control in building and construction projects across Bracknell and West London.

• O Orion Lifting Solutions Ltd London · Crane hire

  Orion Lifting Solutions is a leading provider of lifting management solutions, bringing technical expertise to construction plans to improve efficienc

• O Ornate Tiles Ltd Ilford · Tiling

  Ornate Tiles offers a stylish collection of tiles for every purpose, including bathroom, kitchen, natural stone, and paving slabs. They provide free U

• O Ortus Energy Ltd London · Solar PV

  End to end Renewable Energy suppliers and funding solutions for commercial and industrial businesses with a proven track record.

• 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 Osn Development Ltd Hayes · Main contractor

  OSN Development Limited is a construction company based in Hayes, England, offering a wide range of expert home improvement and building services. The

• O Ostconstruct1 Ltd London · Bricklaying

  Serious craftsmanship, fair prices, fast completion. Specialists in brickwork, masonry, extensions and exterior works for residential and commercial p

• O OT Construction Potters Bar · Main contractor · 1-9 employees

  OT Construction offers a comprehensive range of building and design services for commercial, domestic, and interior projects. With a focus on reliabil

• O Other Building Completion and Finishing Ilford · Design & build

  Other Building Completion and Finishing offers engineering and construction services, specializing in building completion, finishing, and scientific r

• O OTL Staffing London · Concrete works

  OTL Staffing provides back of house staffing solutions for events and hospitality in London. Founded in 2021, they offer skilled professionals for ven

• O Otm UK Services Ltd London · Refurbishment · 1-9 employees

  OTM UK Services Limited offers reliable and professional cleaning solutions for homes and businesses across the UK. We focus on client safety, rigorou

• O Otpd Ltd Woodford Green · Plumbing

  24/7 Emergency plumbing and drainage services in Mayfair & Central London. Expert solutions for heating, boilers, and unblocking.

• O Otters Group Ltd London · Refurbishment · 1-9 employees

  Otters Group is a family-owned construction business established in 2018, providing expert residential and commercial services including renovations,

• O Ourhouselondon Ltd Bromley · Refurbishment

  Our House London is a construction company in London, offering refurbishment, painting, carpentry, kitchen and bathroom fitting services with a focus

• O OUTBOX STORAGE London · Security systems

  Outbox Underground Cycle Garage: the most secure domestic cycle storage on the market. Convenient, exclusive, secure, discreet.

• O OuterRoom Banstead · Design & build · 1-9 employees

  OuterRoom designs, manufactures and installs luxury garden rooms in Surrey and outer London. Bespoke insulated garden buildings built to last.

• O Outlook Roofing Ltd London · Roofing

  Outlook Roofing Ltd specialises in UPVC, roof repairs, new roofs, rubber, felt, and GRP fibreglass flat roofs in London.

• O OVERCOMER LOGISTICS LTD London · Fit-out & interiors

  Experience top-notch cleaning solutions for homes and businesses with Overcomer Logistics Ltd. Your trusted partner for a spotless environment.

• O OVIDIU PREMIER JOINERY & CARPENTRY LTD London · Shopfitting

  Ovidiu are a premium shopfitting and carpentry company who have worked with the biggest clients in Mayfair, Bond Street in London, and throughout the

• O Ovk Construction Ltd London · Main contractor · 1-9 employees

  OVK Construction offers Building and Maintenance services: Interior and Exterior renovation, Plumbing and Electrics, Extensions, Loft Conversions and

• O Ovolo London Bexley · Restoration & heritage

  Ovolo London specialises in decorative plaster mouldings, cornice & ceiling rose supply/installation, and lath & plaster restoration. Family-owned.

• O OVOMS UK London · Carpentry & joinery

  OVOMS UK: Bespoke staircases, precision-engineered and fully customised for your home. From floating stairs to central spine designs. Crafted in Londo

• 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.