Companies beginning with O

1035 companies listed alphabetically.

• O Optimal Builders Ltd Grays · Loft conversions · 1-9 employees

  Optimal Builders offers a range of construction services including loft conversions, house extensions, refurbishments, and garden renovations. They fo

• O Optimal Cooling Manchester · Air conditioning

  Expert air conditioning installation and repair services for homes and businesses across Greater Manchester. We offer efficient, bespoke cooling and h

• 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 Group Nw Ltd Chester · Roofing

  Optimal Group NW Ltd offers expert roofing and maintenance services for domestic and commercial properties, specializing in repairs, installations, an

• 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 Intentions Ltd London · Painting & decorating

  Optimal Intentions Ltd is a UK-based company. The website is currently unavailable.

• O Optimal Interiors Maidstone · Refurbishment

  Optimal Interiors Limited offers professional home refurbishment services including kitchens, bathrooms, tiling, plastering, and underfloor heating ac

• 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 OPTIMAL RENEWABLES LIMITED Stirling · Heating & ventilation

  Expert heat pump installers in Central Scotland, specialising in air source and ground source heat pumps for homes and businesses. MCS-certified profe

• O Optimise Construction Ltd Plymouth · Property developer · 1-9 employees

  Optimise Construction Ltd is a new company based in Plymouth, Devon. We are dedicated to providing high-quality construction services.

• O Optimise Your Energy Ltd Newcastle Upon Tyne · Electrical

  Optimise Your Energy Ltd is a new company focused on energy solutions.

• O Optimize Steel Services Ltd Maidstone · Steel fabrication · 1-9 employees

  Optimize Steel Services Ltd is an expert steel fabrication company based in Maidstone, serving customers across Surrey, Hampshire, and the wider UK wi

• O Optimo Build Co Ltd Peterborough · Extensions · 1-9 employees

  Optimo Build Co Ltd is a trusted building contractor specialising in home extensions, conversions, new builds, brickwork and stone masonry in Northamp

• O Optimodo Ltd Hemel Hempstead · Refurbishment

  Optimodo Limited, established in 2009 and based in Hemel Hempstead, offers professional building services in Hertfordshire and surrounding areas. We p

• 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 Carpentry Solutions Ltd Gloucester · Carpentry & joinery · 1-9 employees

  Optimum Carpentry Solutions Ltd offers comprehensive carpentry and joinery services in Gloucestershire and the Cotswolds. Established in 2019 with 22

• O Optimum Combined Services Ltd Bristol · Plastering · 10-49 employees

  Optimum Combined Services Ltd is a plastering company based in Bristol, registered at Companies House in 2013.

• O Optimum Construction Ltd Yeovil · House builder · 1-9 employees

  Prestigious builder of Impressive Luxury New Houses and Extensions in & around Wokingham, Berkshire. Specialising in large, bespoke houses.

• O Optimum Contractors Ltd Chelmsford · Fire protection · 1-9 employees

  Optimum Contractors is a trusted UK-based specialist in passive fire protection and sealing solutions. We deliver fully compliant, high-quality servic

• O Optimum Electrics Ltd Peterborough · Electrical

  Optimum Electrics is a leading UK solar and electrical company based in Peterborough, providing hassle-free solar and electrical services for commerci

• O Optimum Fire & Interiors Ltd Penrith · Insulation · 1-9 employees

  Optimum Fire & Interiors Ltd is a insulation company based in Penrith, registered at Companies House in 2014.

• O Optimum Group Bristol · Drylining · 50-249 employees

  Optimum Group is a leading specialist contractor in the South West and South Wales, with a reputation for quality and service. Founded in 1999, the gr

• O Optimum Hvac Ltd St. Leonards-On-Sea · Heating & ventilation

  Plumbing, Heating & Cooling in East Sussex, from Optimum HVAC, backed by 120+ Google Reviews. Booked properly. Turned up on time.

• 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 Optimum Plumbing & Heating Ltd Peterborough · Plumbing

  Optimum Plumbing and Heating Ltd is a family-run business in Peterborough with over 20 years of experience, offering value for money services.

• O Optimum Scaffolding Ltd Alcester · Scaffolding

  Trusted NASC Scaffold contractor in Birmingham. Offering expert commercial scaffolding services & scaffold tower hire in Birmingham & the surrounding

• O Optimum Structures Ltd Guildford · Modular & offsite construction

  Optimum Structures is the exclusive UK partner for DBS Engineering, supplying and installing pre-engineered air supported and frame buildings across t

• O Optimums Design And Build Ltd Worcestershire · Main contractor

  Optimums Design And Build Ltd is a main contractor company based in Worcestershire, registered at Companies House in 2021.

• 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 Optimus Architectural Ltd Newark · Glazing · 10-49 employees

  Designing with vision, building with precision. Excellence in Architectural Glazing. Commercial and residential construction projects across the UK.

• O Optimus Decorating Services Ltd Paisley · Painting & decorating

  Optimus Decorating Services Ltd is a painting and decorating company based in Paisley, Scotland.

• O Optimus Facilities Ltd Liverpool · M&E contracting

  Optimus Facilities: Your Building Services & Engineering Partner. Specialising in mechanical & electrical systems design and installation across the N

• O Option One London · House builder

  Option One helps landowners across Kent, Surrey, Sussex, Essex and the South East unlock the true value of their land. Free land assessment. Zero cost

• O Options 4 Surfaces Ltd Nottingham · Plastering

  Options 4 Surfaces Ltd specialise in Microcement Installation and Silicone Rendering, transforming the look of your home with a new, modern, sleek loo

• O Options Energy Services Ltd Harlow · Civil engineering · 10-49 employees

  Options Energy Services is an independent civil engineering contractor delivering utility infrastructure, energy, telecoms and traffic management serv

• O Optirooms Service & Construction Southampton · Main contractor

  OptiGroup Holdings Ltd is a UK holding company combining construction (Optirooms), cleaning (OptiClean) and IT & AI systems (OptiSoft).

• O Optisol Services Ltd Cheshire · Solar PV · 10-49 employees

  Optisol Services is a leading UK solar farm cleaning company, delivering professional solar panel cleaning services for commercial solar farms across

• O Optivo Developments Ltd Liverpool · Main contractor

  Comprehensive construction & development service to both domestic and commercial clients throughout Liverpool & beyond.

• 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 Optix Glazing Ltd Paisley · Glazing

  Optix Glazing Paisley provides high-quality glazing solutions for residential and commercial properties across Paisley, Glasgow and Central Scotland.

• 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 Optrum Glass UK Bristol · Glazing

  Optrum Glass UK supply and install outstanding Glass Partitions and doors, providing Innovative and high quality commercial glazing solutions to offic

• O Opulent Bespoke Ltd Swanley · Kitchen fitting

  Transform your space with Opulent Bathrooms and Kitchens. Expert remodeling services for luxury and quality design in every home.

• O Opulent Construction Ltd Hereford · Main contractor · 1-9 employees

  Experienced builders in Hereford specialising in luxury homes, Passivhaus new builds, extensions, and bespoke renovations. High-end construction with

• O Opulent Outdoor Living Ltd Wrexham · Design & build

  Discover luxury and comfort with Opulent Outdoor Living. Elevate your outdoor lifestyle with quality and style.

• O Opulous Innovation Ltd. Colchester · Electrical

  London-based electricians offering retail maintenance, luxury fit-outs, and a wide range of electrical services including air conditioning, CCTV, EV c

• O Opuluxe Building And Damp Solutions Ltd London · Damp proofing

  A family run building and damp proofing company covering South London and Kent. Professional, dependable, and known for high-quality solutions.