Companies beginning with O

1035 companies listed alphabetically.

• O Outdoor Innovations- Alan And Nicola Ltd Cwmbran · Fencing

  High-quality Fencing and Decking solutions for your outdoor needs. Trust Outdoor Innovations for durability and style.

• O Outdoor Landscapes Ltd Aylesford · Driveways & paving

  Outdoor Landscapes Ltd specialises in driveways, patios, fencing, resin-bound driveways, decking, pergolas and hoarding across Kent, Maidstone and Med

• O Outdoor Schemes Ltd Maidstone · Landscaping

  Outdoor Schemes creates engaging, practical, and inclusive outdoor play spaces for schools, nurseries, councils, and community groups across the UK.

• O Outdoor Shading Cornwall Ltd Penryn · Roofing

  Enhance your outdoor living in Cornwall with bespoke awnings, pergolas & blinds. Expertly designed & installed to suit your space. Get your free quote

• O Outer London Surfacing Stevenage · Road surfacing

  Professional Road Surfacing Contractors in Hertfordshire. Providing Expert Patio, Driveway and Landscaping Work For Commercial & Residential Propertie

• 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 Outersight (UK) Ltd Plymouth · Security systems

  Specialist remote CCTV, wildlife observation and research, and harsh environment CCTV solutions. Bringing the outside in with innovative technical sol

• O Outfluir Ltd Burton-On-Trent · Utilities

  Outfluir Ltd is a telecommunications company specializing in rapid fibre optic deployment and infrastructure project recovery, delivering critical fib

• O Outline Construction Ltd Sheffield · Main contractor

  Sheffield-based construction experts offering superior workmanship across new builds, extensions, loft conversions, remodels, refurbishments, and besp

• 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 OUTPOST PROJECTS LTD Havant · Landscaping

  Outpost Projects Ltd offers expert landscaping and groundworks services in Portsmouth, Southampton, Chichester, and Petersfield. Transform your outdoo

• O Outside In Garden Rooms Glasgow · Design & build

  Outside In Garden Rooms designs, builds and installs bespoke, insulated, and sustainable garden rooms and modular buildings in Scotland.

• O OUTSIDERS GARDEN ROOMS Borehamwood · Design & build · 1-9 employees

  Luxury bespoke garden rooms designed and created with you in mind. Add value to your property with a multi-use space, high quality design, and tailor-

• O OUTWEST CIVIL ENGINEERING Birmingham · Civil engineering

  OUTWEST Construction are a Civil Engineering contractor specialising in groundworks, roads and drainage, demolition, from the West Midlands, serving h

• O Ovadia Construction Ltd London · House builder

  Ovadia Construction Ltd offers extensions, renovations and new builds with expert craftsmanship. Looking for a trusted construction company in the UK?

• O Oval Park Construction Ltd Northampton · Groundworks

  Groundworks and construction specialists based in Olney for over 15 years. Specialising in groundworks, residential and commercial new builds.

• O Oval Surveyors Ltd London · Restoration & heritage

  Oval Surveyors provides expert property surveying services, including condition reports, homebuyer reports, building surveys, expert witness reports,

• O Ovamill Ltd Great Yarmouth · Main contractor · 50-249 employees

  Ovamill provides quality construction services and operational excellence through efficient planning, communication and competitive pricing. We tailor

• O Ovation Interior Flooring Design Ltd Oldham · Flooring · 1-9 employees

  Ovation Interior Flooring Design Ltd is a flooring company based in Oldham, registered at Companies House in 1999.

• O Ovenden Allworks Ltd Canterbury · Civil engineering

  Ovenden Allworks is a family-owned construction company based in Kent, specialising in civil engineering, groundworks, earthmoving, and surfacing. Wit

• O Ovenden Earthmoving Co Ltd Canterbury · Groundworks · 10-49 employees

  UK specialist contractor for earthmoving, on-site crushing & recycling, and flood, coast & marine defences. Sustainable solutions, reliable delivery n

• O Ovenden Plant Hire Ltd Canterbury · Plant hire · 10-49 employees

  Ovenden Plant Hire provides reliable plant and machinery hire across the UK. From excavators and dump trucks to rollers and attachments, we offer flex

• O OVER ENERGY LTD London · Electrical

  A digital library of U.S. economic, financial, and banking history, particularly the history of the Federal Reserve System, featuring publications, ar

• O Over The Top Roofing Ltd Manchester · Roofing

  Over The Top Roofing Ltd provides professional roofing and roof repair services in Manchester, Cheshire & Shropshire. Offering emergency repairs, flat

• O Over to Solar Woking · Solar PV

  Over to Solar is your local, trusted solar panel installer in Surrey. We provide bespoke, reliable solar systems for homes and businesses, offering co

• O Overbecks Office Solutions Hassocks · Fit-out & interiors

  Complete office refurbishment and office interior design services, logistical move management and build services across the UK and Europe.

• 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 Overhall Contractors Ltd North Lincolnshire · Civil engineering · 50-249 employees

  Overhall Contractors is a family-run civil engineering and groundwork contractor based in North Lincolnshire, with over 30 years of experience deliver

• O OVERHAUL PROPERTY DEVELOPMENTS LTD Worthing · Refurbishment

  Family-run building business established 2007, with over 30 years experience. Specialising in loft conversions, extensions, kitchens, bathrooms, and g

• O Overstones Ltd Congresbury · Design & build

  Overstones Ltd - Design & Build specialists based in Congresbury North Somerset. Extensions, roofing, fencing or kitchen/bathroom conversions. We do i

• O Overstones Plastering Ltd Bristol · Design & build

  Overstones Ltd is a family-run residential building company in North Somerset, established in 2005. We specialise in extensions, renovations, kitchens

• O OVERTON BATHROOM CENTRE LIMITED Basingstoke · Bathroom fitting · 1-9 employees

  Overton Bathroom Centre Ltd is an independent bathroom retailer in the South of England, offering fully fitted or supply-only bathrooms. They work wit

• O Overton Electrical Services Ltd Mansfield · Electrical

  Overton Electrical Services Ltd provides a complete spectrum of electrical services to commercial and industrial customers. Established in 1990.

• O Overton Fire & Security Ltd Mansfield · Security systems

  Overton Fire and Security Services provide a complete spectrum of fire and security services to domestic, commercial and industrial customers.

• 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 Ovic Ltd Skipton · Marine & water engineering

  Ovic Limited are water engineering specialists based in Skipton, North Yorkshire, offering services in asset surveys, systems analysis, and hydraulic

• 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 Ow Brickwork Ltd Rotherham · Bricklaying

  OW Brickwork Ltd specialises in all masonry aspects including brickwork and stonework contracting, aiming to complete work to the highest possible sta

• O Owain Pritchard Ltd Wrexham · Security systems

  Owain Pritchard is a multi-discipline business in Wrexham, North Wales, offering quality service and craftsmanship across domestic, commercial, and in

• O OWD Group Oswestry · Windows & doors

  OWD Group specialises in home improvements, refurbishments, renovations, and construction services in Oswestry and surrounding areas. Contact us for a

• O Owen & Palmer Ltd Bangor · Electrical

  Leading industrial electrical contractor servicing North & Mid Wales, managing installations, construction and facilities for complete solutions and a

• O Owen Access Scaffolding Chester · Scaffolding · 1-9 employees

  Owen Access LTD is a trusted and professional provider of scaffolding rental services, delivering safe, reliable, and high-quality access solutions fo

• O Owen Blackwood Craftsmanship Ellesmere Port · Carpentry & joinery

  Owen Blackwood Craftsmanship: Family-run business in Chester specialising in historic joinery, antique restoration, and bespoke furniture for heritage

• 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.

• O Owen Contractors Ltd Hailsham · Bricklaying · 10-49 employees

  Owen Contractors Ltd is a leading brickwork and scaffold contractor serving the South East of England. Established in 1999, we offer high-quality serv

• O Owen Developments (Worcester) Ltd Malvern · Design & build

  Owen Developments is a family-run building construction company providing design and build services across Worcestershire and Herefordshire. With over

• O Owen Electrical Solutions Ltd Southampton · Electrical

  Highly skilled electricians providing Domestic, Commercial, Industrial, and Renewable electrical services. We are MCS registered and offer bespoke bat