Energy construction companies

4493 UK companies working in the energy sector.

• N Network Energy Ltd Wembley · Insulation · 10-49 employees

  Network Energy Ltd offers energy efficiency solutions for landlords and homeowners, specializing in insulation, solar PV, EV charging, and heat pumps.

• N Network Plus Manchester · Utilities · 250+ employees

  Network Plus is a leading UK infrastructure services provider, designing, building, and maintaining utility and infrastructure assets across water, po

• N Network Scaffolding Southampton · Scaffolding · 1-9 employees

  Network Scaffolding are the UK's leading specialist telecommunications scaffolding & access company. Over 10 years experience.

• N Netzero Climate Ltd Slough · Solar PV

  NETZERO CLIMATE LTD offers affordable, sustainable, and future-ready energy solutions, including heat pumps, solar, and battery storage, to reduce cos

• N Neutral Electrical Solutions Ltd Pocklington · Electrical · 1-9 employees

  Highly skilled electricians in Pocklington, Yorkshire, specializing in solar PV, battery storage, EV charging, and all domestic, commercial, and indus

• N Neutral Energy Solutions Ltd Exeter · Solar PV · 1-9 employees

  Neutral Energy Solutions provide a range of domestic, commercial & industrial energy solutions, solar PV system & heat PUMP solutions services in Exet

• N Nevill Group Ltd Welwyn · Fit-out & interiors

  A creative-led solutions company, designing, manufacturing and executing for like-minded clients and organisations who require our passion for attenti

• N Neville Wright Stamford · Main contractor · 1-9 employees

  Neville Wright is an entrepreneur, author, business advisor, investor, and public speaker. He shares his secrets of success and motivates others to ov

• N New Air Repair ltd. Melton Mowbray · Heating & ventilation

  New Air Repair Ltd specialises in the installation, maintenance, and replacement of air source and ground source heat pumps, offering services across

• N New Alliance Insurance Brokers London · Electrical · 1-9 employees

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

• N New Gen Renewables Ltd Ferndown · Solar PV

  Family-run solar, battery and EV installers covering Bournemouth, Poole and Dorset. Honest pricing, MCS and NAPIT certified. Free quote.

• N New Phase Cumbria Ltd. Wigton · Electrical

  Expert electrical services in Cumbria, specializing in domestic, commercial, and solar PV installations. NIC-EIC and MCS registered.

• N New Wire Energy Ltd Rugeley · Solar PV

  New Wire Energy Ltd offers reliable solar panel installation services in Staffordshire, focusing on quality and efficiency for residential and commerc

• N New Wire Ltd Rugeley · Electrical · 1-9 employees

  New Wire Ltd are fully qualified electricians in Rugeley, also experienced electrical contractors in Rugeley and the surrounding areas.

• N Newburn Power Rental Ltd Pontefract · Utilities · 10-49 employees

  Leading UK provider of temporary and permanent power generation solutions, offering a wide range of generators for hire and sale from strategically lo

• N Newfield Electrical Ltd Halesowen · Electrical · 1-9 employees

  Newfield Electrical Ltd offers comprehensive electrical services for domestic, commercial, and industrial clients, specializing in life safety systems

• N Newframe Glazing Specialists Ltd Wadhurst · Solar PV · 1-9 employees

  NewFrame combines expertise in solar technology, glazing, and the built environment to create innovative home and commercial solutions. Specialising i

• N Newlec Electrical Ltd Wickford · Electrical

  Newlec Electrical is a trusted, independent, family-run business providing expert electrical services across Southend, Essex and the surrounding areas

• N Newlyn Engineering Stafford · Solar PV · 1-9 employees

  Newlyn Engineering offers comprehensive solar panel solutions in the UK, specializing in Solar PV, Battery Storage, and EV Charge Points for energy in

• N NEWTON ENERGI LIMITED Newark · Solar PV

  Newton Energy delivers future-ready solar PV, battery storage, and EPC services across the UK. Tailored renewable solutions designed to reduce energy

• N Newydd Maintenance Limited Cardiff · Refurbishment · 50-249 employees

  Newydd Maintenance Limited is an in-house contractor providing responsive and planned works to Newydd Housing Association, part of the Cadarn Housing

• N Nex Energy Ltd. Ayr · Solar PV · 1-9 employees

  Nex Energy offers comprehensive Net Zero and energy expenditure reduction services, specialising in Solar PV, Battery Storage, and EV Chargers for com

• N NexaGrid London · Utilities

  NexaGrid is your trusted partner in grid connection and renewable energy solutions. We help developers, asset owners and operators navigate the comple

• N NEXGEN ENERGY GROUP LTD Blackburn · Insulation

  Eco-energy and home insulation specialists in Lancashire and across the UK, dedicated to achieving Net Zero carbon emissions by 2050. Offering tailore

• N Nexora Renewable Energy Ltd Sheffield · Solar PV

  Nexora Renewable Energy Ltd is your partner in solar solutions, harnessing the sun's energy for a greener tomorrow. Offering high-quality solar panels

• N Nexora Systems Ltd United Kingdom · Main contractor

  Nexora Systems LTD: Professional automotive software development, bug fixing, and integration services. Specializing in CarPlay, Android Auto, navigat

• N Next Energy Solutions Ltd Warrington · Solar PV · 50-249 employees

  Award-winning renewable energy specialists installing solar panels, battery storage, insulation & heating systems via government schemes.

• N Next Gen Alliance UK London · Solar PV

  Next Gen Alliance UK is a project onboarding platform connecting clients and suppliers to unlock strategic alliances and market expansion opportunitie

• N Next Gen Eco Group Ltd Consett · Electrical · 10-49 employees

  Next Gen Eco is an energy brokerage and maintenance company offering sustainable solutions for UK commercial and domestic clients.

• N NEXT GENERATION SOLAR LTD Swindon · Solar PV · 1-9 employees

  Specialising in dealership solar solutions, Next Generation Solar helps reduce energy costs and carbon footprints. Trusted by businesses in Swindon, B

• N Next Phase Services Ltd London · Electrical

  Next Phase Services LTD offers expert electrical installations, energy assessments, and efficiency upgrades across London. Book a consultation today f

• N Next Step Heating London · Heating & ventilation · 1-9 employees

  Next Step Heating is a London-based installer of heating and renewable energy systems, offering design, supply, installation, and MCS commissioning se

• N Nextgen Site Solutions Ltd Birmingham · Solar PV

  UK-based labour provider specialising in commercial solar farm projects. NPORS-certified workforce, rapid mobilisation, nationwide coverage.

• N Nexus (Hull) Ltd Hull · Concrete works

  The Hull & Humber Chamber of Commerce is a business support organisation serving the Humber region and beyond, with a history dating back to 1837. It

• N Nexus Eco Ltd Birmingham · Heating & ventilation

  Nexus Eco Ltd offers eco-friendly upgrades for homes and businesses, focusing on energy efficiency, comfort, and sustainability with smart solutions.

• N Nexus Electrical Ltd Birmingham · Solar PV · 1-9 employees

  Nexus Electrical Ltd installs high-efficiency Solar PV systems, home insulation, and Air Source Heat Pumps across the UK. MCS certified experts.

• N Nexus Infrastructure PLC Braintree · Civil engineering

  Nexus Infrastructure PLC is a leading provider of essential infrastructure solutions, operating through its subsidiaries Tamdown Group Limited and Col

• N Ng Bailey Facilities Services Ltd Leeds · M&E contracting · 250+ employees

  NG Bailey designs, powers, manufactures, operates and maintains buildings, infrastructure & services. Specialising in mechanical and electrical soluti

• N Nga Electrical Services Ltd Glasgow · Electrical · 10-49 employees

  Professional solar panel and EV charging point installations in Glasgow. Reduce your energy bills and carbon footprint with NGA Electrical Services. G

• N Nhoa UK Ltd London · Solar PV

  NHOA Energy designs, delivers, and services Battery Energy Storage Systems (BESS) for utility-scale and industrial applications worldwide, based on pr

• N Nicad Hvac Ltd Manchester · Heating & ventilation · 1-9 employees

  Manchester based provider of facility maintenance, renewable energy and HVAC. Dedicated in-house team for small and large projects.

• N Nicholson Electrical Ltd Oxford · Electrical · 1-9 employees

  Nicholson Electrical Ltd is a renewable energy company serving Cornwall for over 25 years, specialising in Heat Pumps and Solar PV systems for homes a

• N Nick Manuel Renewables Basingstoke · Heating & ventilation · 1-9 employees

  Renewable heating experts specialising in air & ground source heat pumps, biomass boilers, and solar PV. Over 20 years experience with MCS, HETAS, and

• N Nightingale Electrical Bolton · Electrical · 10-49 employees

  Nightingale Electrical offers quality electrical installations, repairs, rewires, security lighting, CCTV, EV chargers, solar PV, and commercial upgra

• N Nightingale Electrical Sutton · Electrical · 1-9 employees

  Expert electrical, solar, and EV charger installations in Sutton. Get an instant quote with Nightingale Electrical today.

• N Niscam Ltd Newcastle-Under-Lyme · Design & build · 10-49 employees

  NIScam provides complete turnkey control and automation solutions, from design to installation and commissioning, with ongoing support for various ind

• N Nixcon Stoke-On-Trent · Electrical

  Nixcon offers comprehensive IT, electrical, security, and repair services for homes and small businesses in Stoke-on-Trent. Specialising in reliable t

• N Njn Controls Ltd Liverpool · Main contractor · 1-9 employees

  NJN Controls is a leading UK supplier of industrial lubricants and engineering supplies, offering fast delivery across all industries including wind,

• N NK Heating Solutions Perth · Heating & ventilation · 10-49 employees

  NK Heating Solutions, established 2012 in Perth, offers expert heating, plumbing, insulation, and home improvement services across Scotland. Highly ac

• 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