Energy construction companies

4513 UK companies working in the energy sector.

• J Jeromson Engineering Services Ltd Mildenhall · Electrical

  Contract Electrical Engineering and Project Engineering services for the oil, gas, chemicals and renewables sectors. Over 25 years of experience.

• J JG ENERGY SERVICES LTD Eastbourne · Solar PV

  JG Energy Services Ltd offers professional solar panel installation, maintenance, and energy solutions in Eastbourne, England, serving homes and busin

• J Jgf Electrical And Building Services Ltd Crayford, Dartford · Electrical · 10-49 employees

  JGF Electrical provides industry-leading electrical services, focusing on skill, service ethos, and technological innovation for commercial, industria

• J JGN Engineering Grimsby · M&E contracting

  JGN Engineering is a management and engineering consultancy delivering projects from concept to handover, with offices in Glasgow, Grimsby, and London

• J Jht Energy Services Ltd London · Heating & ventilation

  JHT Energy Services installs Air Source Heat Pumps with a £7,500 grant, plus private solar panels & air conditioning. TrustMark Certified.

• J Jim Brooks Electrical Ltd Sherborne · Electrical

  Jim Brooks Electrical Ltd, based near Sherborne, Dorset, offers comprehensive electrical services for domestic, commercial, industrial, and agricultur

• J Jjb Electrical Ltd Waltham Cross · Electrical

  Local, Trustworthy and Reliable Electrician in Cheshunt, covering Herts and Essex. JJB Electrical offers quality workmanship and 100% customer satisfa

• J JK Lifting Newcastle Upon Tyne · Crane hire · 10-49 employees

  JK Lifting provides lifting equipment, testing, site rigging, and vessel mobilisation services, ensuring project safety and compliance with LOLER regu

• J Jkn Renewables Ltd. Doncaster · Heating & ventilation · 10-49 employees

  JKN Renewables specialises in expert heat pump installations, offering high-efficiency systems for commercial, public sector, and domestic clients. Ar

• J JL Phillips Renewable Energy London · Solar PV

  JL Phillips specialises in heat pump and solar PV installations across the UK. Over 1,000 projects completed-contact us today!

• J Jle Electrical Contractors Ltd Kendal · Electrical

  JLE Electrical Services offer the highest levels of domestic & commercial & renewable electrical services at affordable & competitive rates.

• J JLF Total Solutions Kent · Solar PV

  Cut energy bills with solar panels, battery storage & EV chargers in Kent. MCS certified installers covering Medway & the South East. Get a free quote

• J JLM Energy Pudsey · Solar PV

  JLM Energy provides comprehensive renewable energy solutions, including solar PV, battery storage, wind energy, and EV charging. We help businesses cu

• J JM Electrical & Solar Kendal · Electrical

  Trusted NAPIT-approved electrician & MCS-certified solar installer in Kendal & the Lake District. Rewires, EV charging, battery storage & more. Free q

• J Jme Energy Ltd Bournemouth · Electrical

  Family-run electrical services - LED lighting, complete rewires, commercial installations, EV chargers, Solar PV & battery storage solutions.

• J Jml Contracts Ltd. Perthshire · Civil engineering

  JML Contracts is a building and civil engineering company specialising in bespoke SIPs House Design, Gabion Retaining Walls, Groundworks and Hydro Sch

• J Jml Electrical (N.I.) Ltd Coleraine · Electrical

  Coleraine-based JML Electrical offers a full range of electrical installation services across Northern Ireland, including solar panels and EV chargers

• J JNL RENEWABLES LTD Norwich · Solar PV

  JNL Renewables Ltd provides domestic renewable energy solutions including solar P.V. systems and air source heat pumps for homeowners in Norwich and t

• J Jodan Contracts Ltd Merthyr Tydfil · Utilities

  National Grid Electricity Distribution (NGED) approved sub-station specialists, survey, manufacture and installation of steel, fire, security and floo

• J Joe Elliot Electrical & Renewables Ltd Swansea · Electrical

  Joe Elliot Electrical & Renewables Ltd is a premier electrical and renewable energy specialist serving Swansea and surrounding areas. With over a deca

• J John Cockerill Hamon UK Ltd Hull · Civil engineering

  John Cockerill is a global industrial group providing large-scale technological solutions in energy, hydrogen, industry, and defense. With a history s

• J John F Hunt Group Ltd Grays · Demolition

  John F Hunt Group is a leading specialist contractor in construction, demolition, and regeneration, delivering fully integrated engineered solutions a

• J John French Electrical Bedworth · Electrical

  Commercial electricians providing electrical installations, solar PV, battery storage, and EV charging solutions for businesses across the UK.

• J John Heaney (Electrical) Ltd Livingston · Electrical · 50-249 employees

  John Heaney (Electrical) Limited provides nationwide industrial and commercial mechanical and electrical installation, maintenance, and facilities man

• J John Laing Dartford · Civil engineering

  John Laing is a leading international investor and active manager of core infrastructure assets, including transportation, energy, utilities, telecomm

• J Jointing Solutions Ltd Welwyn Garden City · Utilities

  Jointing Solutions Ltd provides reliable utility services, focusing on cable jointing and EV charging installations for residential and commercial pro

• J Joju Solar London · Solar PV

  Multi Award-Winning Solar & EV Charging Specialists. Independent experts in solar, battery storage, and EV charging. We've designed and installed thou

• J Jol Group Ltd Upminster · Electrical

  JOL GROUP provides professional electrical solutions for commercial, industrial, and residential clients. Specialising in installations, EICR testing,

• J Jones And Baker Ltd Tenbury Wells · Solar PV

  Jones & Baker Ltd are a family-run team delivering solar panels, boilers and air conditioning across Tenbury Wells, Worcestershire and the wider UK. F

• J Jones Bros. Ruthin (Civil Engineering) Co. Limited Ruthin · Civil engineering · 250+ employees

  Jones Bros is one of the UK's leading civil engineering companies. We lead the way when it comes to progressive engineering in Wales, North West and t

• J Jones Electrics Ltd Wrexham · Electrical

  Jones Electrics Ltd provides domestic, commercial, and industrial electrical services in Wrexham, North Wales, and Northwest England. They are an NICE

• J Jones Lighting Leyland · Electrical · 50-249 employees

  Jones is a leading street lighting and Independent Connection Provider (ICP) contractor across the North, priding itself on delivering high-quality, i

• J Jordan Electrics Ltd Motherwell · Electrical · 50-249 employees

  Jordan Electrics Limited undertakes a full range of services throughout Scotland, with extensive experience in Domestic, Commercial, Industrial and Re

• J Joseph Gallagher Group Orsett · Civil engineering

  Global end to end tunnelling contractors operating above and below ground. Specialist sub-contractors for high-risk tunnelling, underground works and

• J Joseph Gallagher Group Orsett · Civil engineering

  Global end to end tunnelling contractors operating above and below ground. Specialist sub-contractors for high-risk tunnelling, underground works and

• J Joule Generation Energy Services Ltd Sheffield · Solar PV

  Joule Generation offers energy saving schemes and solar solutions for high energy-consuming businesses, aiming to reduce costs, carbon impact, and sec

• J Joule Group International Ltd London · Fire protection · 10-49 employees

  Joule Group is a leading international consultancy transforming fire safety and its management in the built environment, ensuring safe and sustainable

• J Jp Electrical (Leeds) Ltd Leeds · Electrical

  Reliable electrical services in Leeds by JP Electrical Leeds. From installations and repairs to testing and maintenance, we offer comprehensive electr

• J Jpb Utilities Ltd Dukinfield · Utilities

  JPB Utilities is a multi-disciplined Construction, Civil Engineering and Utilities infrastructure provider based in the North West of England, deliver

• J Jph Renewables Ltd Basingstoke · Solar PV

  JPH Renewables specialises in designing and installing integrated home and commercial energy systems, including solar panels, EV chargers, and battery

• J Jpr Environmental Ltd Stonehouse · Civil engineering

  JPR Environmental is a specialist ecological contractor focused on wetland landscaping, protected species mitigation, and river restoration. They offe

• J Jr Electrical (Dorset) Ltd Ferndown · Electrical

  Expert electrical installation and maintenance in Dorset and London. Residential, commercial, and industrial projects. Specialising in solar PV, EV ch

• J Jr Revell Ltd Maldon · Electrical · 10-49 employees

  Specialist electrical engineering contractor delivering full scope design, installation and maintenance across warehousing, logistics, commercial and

• J Jrl Drylining Ltd Borehamwood · Design & build

  The JRL Group encompasses 14+ divisions delivering bespoke solutions for complex projects, integrating design, manufacturing, and logistics for reside

• J Jrl Environmental Ltd Borehamwood · Design & build · 50-249 employees

  JRL Group offers integrated construction solutions, managing design, manufacturing, and logistics in-house to minimize risk and ensure certainty for c

• J JRL Group Borehamwood · Main contractor · 250+ employees

  The JRL Group encompasses 14+ divisions delivering bespoke solutions for complex projects, integrating design, manufacturing, and logistics for reside

• J Jsj Groundworks Ltd Airdrie · Groundworks

  JSJ Groundworks, established in 2016, specialises in roads, sewers, and civil solutions for the renewables and petroleum sectors, including EV develop

• J Jst Electrical Services Ltd Manchester · Electrical

  JST Electrical Services in Manchester offer a 24/7 emergency electrician service, home & commercial EV charger installations & lots more.

• J Jt Project Consultancy Ltd Winnersh · Security systems

  JT Project Consultancy LTD specialises in EC&I and security system installations and interior construction contracting in complex nuclear environments

• J Jth Electrical Services Ltd South West Industrial Estate · Electrical

  JTH Electrical Services Ltd delivers high-quality electrical solutions with precision, safety, and professionalism. Offering commercial and domestic s