Subcontractors in the UK

35731 UK companies working as subcontractors.

• I Initium Solutions Ltd Boston · Security systems

  Initium Solutions Ltd offers expert security and electrical solutions, including CCTV, alarms, access control, and electrical installations. Approved

• I Injoinery UK Ltd London · Carpentry & joinery · 1-9 employees

  London and Cotswolds based joinery installation service. Blending craftsmanship with innovation. Trusted installers since 2019.

• 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 Inlight Electrical Aylesbury Ltd Aylesbury · Electrical

  Looking for a local Electrician in Aylesbury? Inlight Electrical are approved Electricians, offering a full range of domestic or commercial repairs an

• I Inline Access Ltd Grimsby · Scaffolding

  Inline Access Ltd provides a wide range of work at height solutions nationwide. Based out of Sheffield, South Yorkshire we service all major industrie

• I Inline Cladding Ltd Glasgow · Cladding · 1-9 employees

  Inline Cladding offers expert cladding, roofing, and fire-safety compliance services. Specialising in rainscreen and external wall fire safety, they p

• I Inner Warmth Ltd London · Plumbing · 10-49 employees

  Specialist mechanical installers offering design, installation, and commissioning of high-quality plumbing and heating systems for residential and com

• 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 Innolight Ltd Stevenage · Electrical

  Specialising in lighting installation, maintenance, and repair for private and public sectors, including car parks, amenity areas, and commercial prem

• I Innotech Electrical & Renewable Solutions Newton Abbot · Electrical

  Innotech Electrical & Renewable Solutions are experienced, accredited, and professional electricians operating in Torquay and the surrounding areas of

• I Innovate Access Solutions Ltd Richmond · Painting & decorating

  Innovate Access Solutions offers highly skilled rope access contractors for construction and industrial sectors, tackling complex access challenges wi

• I Innovate Agri Driffield · Civil engineering

  Specialist agricultural and solar civil work contractors based near Driffield, East Yorkshire, covering work across the UK. Over 30 years of experienc

• I Innovate Facades Ltd Tonbridge · Cladding

  Innovate Facades Ltd is a specialist re-cladding contractor operating in the London region. We provide a full principal contractor package.

• I Innovate Lifts Ltd Tunbridge Wells · Lifts & escalators · 10-49 employees

  Innovate Lifts provides a comprehensive range of access lifts, fully installed to the highest standards of safety and performance, making buildings mo

• I Innovating Multi Trading Ltd Dunstable · Refurbishment · 1-9 employees

  Accredited multi-trade company offering refurbishment, fire stopping, and maintenance services with a focus on quality, safety, and competitive pricin

• I Innovation Enhanced Basingstoke · Heating & ventilation · 1-9 employees

  Innovation Control Ltd provides Building Management Systems (BMS) solutions, offering expertise in controls and mechanical services for comfort, effic

• I Innovation Halo St Helens · Road surfacing

  HALO is a sustainable alternative to conventional asphalts, a low temperature base and binder containing recycled materials. Revolutionising the surfa

• I INNOVATION HOME IMPROVEMENTS LTD Stafford · Damp proofing

  Innovation Home Improvements offer Technical Expertise in Damp and Mould. Professional damp proofing across the Midlands and North West. Free surveys

• I Innovation Interiors Chippenham · Flooring

  Innovation Interiors are UK based flooring and walling installation specialists with over 20 years experience in commercial and residential applicatio

• I Innovation On-Site Bedford · Carpentry & joinery · 10-49 employees

  Specialist timber frame erectors and carpentry & joinery business. We also offer window installation services across the UK.

• I Innovative Home Renovation Sources Ltd Stoke-On-Trent · Plastering

  Innovative Home Renovation Sources Ltd provides professional plastering and joinery services in Stoke-on-Trent and surrounding areas. With many years

• 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 Innovheat Ltd Middlesbrough · Electrical

  Local electricians in Middlesbrough for house rewiring, fuse box replacement, EICR testing and indoor and outdoor lighting. Contact Innovheat for a qu

• I Innovix Ltd Manchester · Electrical

  Fully certified and trusted electricians in Greater Manchester. Offering 24/7 emergency service, NAPIT-backed certification, and transparent quotes fo

• I Innovolt Ltd Barnsley · Electrical

  Innovolt Limited is your trusted partner for cutting-edge electrical contracting services and sustainable solar panel solutions, prioritizing innovati

• I Inov-8 Electrical Services Ltd Tamworth · Electrical

  INOV8 Electrical Services Ltd is a UK-based electrical engineering professional company offering domestic and commercial services. Established in 2024

• I Inova Gates Ltd Magherafelt · Fencing

  INOVA Gates is a leading manufacturer of security-rated sliding gates, offering solutions for critical national infrastructure, industrial, and commer

• I Inova Heat Ltd Hatton · Heating & ventilation

  Inova Heat: Gas, Oil & LPG boiler specialists offering installation, servicing, repairs, and more. Serving Warwickshire and surrounding areas with ove

• I Inoval Ltd London · Carpentry & joinery

  High end, handcrafted staircase designs tailored to your home. Experienced staircase designers. Modern & traditional styles. Metal staircases, spiral

• I INOX CITY London · Steel fabrication · 1-9 employees

  Premier Architectural Steel & Glass Fabrication Specialist in London. Bespoke balustrades, handrails, balconies, staircases, and more. Design, supply,

• I Inoxos Ltd London · Heating & ventilation

  INOXOS is recognized as one of the most innovative and reliable companies in the sheet metal works sector. With years of experience, a commitment to q

• I Inpes Ltd Spalding · Fire protection

  Leading fire alarm and detection company offering installation, design, commissioning, and maintenance services for commercial sectors.

• I Input Joinery Ltd Andover · Windows & doors · 50-249 employees

  Input Joinery manufacture bespoke hardwood windows and traditional made-to-measure timber doors, indoor and outdoor staircases and conservatories in H

• I InRenovate Colchester · Refurbishment

  InRenovate is your go-to property renovation company in Essex, specialising in full property renovations, bathroom renovations, extensions, conversion

• I Ins Leak Detection Billericay · Drainage

  Ins Leak Detection offers a non-destructive solution to finding leaks throughout Essex and London. Get in touch today!

• I Inscape Ltd Lincolnshire · Suspended ceilings

  Specialising in Stretch Ceilings, Printing and Lighting Effects, Inscape Ltd offers a fit-out service with exceptional attention to detail, budget and

• I Inseco Ltd Blackburn · Insulation

  Specialising in energy-efficient improvements through government-funded schemes and ECO grants, Inseco Ltd installs insulation, heating, solar PV, and

• I Insight Energy Systems Ltd Plymouth · Solar PV

  Insight Energy Systems are installers of Air Source Heat Pumps, Underfloor Heating, Boiler Servicing & Solar PV across Devon & Cornwall.

• I Insight Facades Ltd Bedford · Curtain walling

  Insight Facades provides leading design, supply, and installation solutions for architectural aluminium, composite, and structural glazing systems, in

• I Insight PS Limited Altrincham · Driveways & paving

  Insight PS Ltd offers quality driveway and groundwork services across Manchester and Cheshire, specialising in block paving, resin bound, and tarmac d

• I Insight Traffic Solutions Ltd Doncaster · Traffic management

  Insight Traffic Solutions provides safe and efficient traffic management solutions for roadworks, events, and more. Experts based in Doncaster.

• I Insite Contracts Ltd Glasgow · Refurbishment · 10-49 employees

  Insite Contracts is a construction company focused on fostering close working relationships and delivering projects to the highest standards. They spe

• I Insite Southern Southampton · Damp proofing

  Insite Southern are trusted specialists in damp proofing, woodworm treatment and fungal decay solutions for residential and commercial properties acro

• I Inspace Construction Group Ltd Northampton · Main contractor · 10-49 employees

  InSpace Construction are specialists in general building and property maintenance for private and commercial clients. Preferred installer for B&Q.

• I Inspiration 4 Floors & Blinds Ltd. Somerset · Flooring

  Suppliers and fitters of carpets, naturals, marmoleum, vinyls, contract flooring, laminate flooring and made to measure blinds throughout Somerset, Do

• I Inspire Contract Services Ltd Canterbury · Roofing · 10-49 employees

  Award-winning contractor delivering specialist roofing, waterproofing and building services for public and private sector clients across the UK. Trust

• I Inspire Electrics Ltd Glasgow · Electrical

  Inspire Electrics offers trusted electrical services in Glasgow and across Scotland, with experienced electricians for domestic, commercial, and renew

• I Inspire Flooring Ltd Inverurie · Flooring

  Inspire Flooring Aberdeen offers a wide range of quality flooring products, expertly selected and fitted for both residential and commercial clients.

• I Inspire Green Ltd Cardiff · Solar PV

  Cardiff-based MCS-certified installer of commercial solar PV, EV charging, battery storage & LED lighting across Wales & the South West. Free site sur