Energy construction companies in London

707 companies across London working in the energy sector.

• S Stulz U.K. Ltd Chessington · Heating & ventilation · 50-249 employees

  STULZ UK provides energy-efficient cooling solutions for data centres and IT equipment. With 75 years of experience, we are a global leader in tempera

• S Subsurface Hydro Ltd London · Groundworks · 1-9 employees

  Experienced Ground Source Energy Drilling Contractor and Water Supply Borehole Specialist providing a range of Groundwater Technologies. We offer a co

• S Sudeco International Ltd Croydon · Design & build · 1-9 employees

  Sudeco International Ltd designs, manufactures, and supplies agro-food processing equipment for the sugar industry, offering consultancy, project mana

• S SUNCAT ENERGY LTD London · Solar PV

  Suncat Energy offers digital solutions, electrical services, and renewable energy projects, including solar PV. Based in London and Catalunya, they fo

• S Sunfree Energy UK Ltd Wembley · Solar PV · 1-9 employees

  Transform your property with expert Solar Panel Installation in Wembley. Sun Free Energy UK LTD offers sustainable energy solutions for residential, c

• S Sunline Energy Ltd London · Solar PV

  Sunline Energy is a UK-based solar and energy solutions company specialising in the design, installation, and ongoing support of high-quality solar PV

• S Sunnerg Group Croydon · Main contractor · 1-9 employees

  General Contractor and Service Provider for Renewable Energy Projects. We develop, structure and implement projects tailored to client needs, timing a

• S Suns Power Ltd Upminster · Solar PV

  Suns Power is a forward-thinking renewable energy company specialising in solar PV, battery storage, EV charging solutions, and maintenance services.

• S Sunsave UK Ltd London · Solar PV · 10-49 employees

  Save money on your bills and gain energy independence with Sunsave solar panel and battery solutions. Get a free quote today.

• S SunWise Solar London · Solar PV

  SunWise Solar is a Lincolnshire-based independent installer of solar panels, battery storage, and EV charging systems. They offer expert advice and ta

• S Super Energy Solution Romford · Heating & ventilation · 1-9 employees

  Super Energy Solution specializes in providing ECO4 and GBIS funding for eligible households to enhance home energy efficiency. We help homeowners and

• S Sureserve Energy Services North Ltd London · Heating & ventilation · 50-249 employees

  Sureserve delivers high-quality solutions for housing associations and local authorities, ensuring energy efficiency, safe homes and better quality of

• S Surrey Energy Centre Banstead · Solar PV

  Premium renewable energy solutions in Surrey. Solar panels, heat pumps, EV charging, battery storage and more. TrustMark certified.

• S Sutton On The Forest Solar London · Solar PV

  Sutton on the Forest Solar is developing a significant solar farm and battery storage project in North Yorkshire, aiming to contribute to the UK's ren

• S Swale Heating Ltd London · Heating & ventilation · 250+ employees

  Swale Heating keep over 140,000 households across the South East, London and East Anglia safe and warm. Contact us today to find out about our service

• S Sweet Project Construction Ltd London · Design & build · 50-249 employees

  Sweet Projects is a single-source turnkey construction company that designs and constructs data centres and built environments for the defence and ene

• S Swiftline Engineering Ltd London · M&E contracting · 10-49 employees

  Swiftline Engineering provides smart, cost-effective mechanical and electrical engineering solutions, focusing on design, installation, and maintenanc

• S Switchd London · Utilities · 10-49 employees

  Switchd is an impartial service that searches the energy market daily, automatically switching you to the best energy deals to save you money.

• S Symbiona UK Ltd. London · Design & build · 1-9 employees

  Symbiona is a provider of wastewater treatment technology, water recycling, and organic waste fermentation. They offer solutions for biogas and bioene

• S Synth Solar London · Solar PV · 1-9 employees

  Synth Solar designs, installs and monitors commercial solar and battery systems across the UK. MCS certified, real-time monitoring, award-winning serv

• T Tag UK Services Ltd Gravesend · Electrical

  TAG UK Services Ltd is a trusted and reliable electrical company in and around Gravesend-trusted local electricians for homes and commercial businesse

• T Taiyo Power & Storage London · Solar PV

  Harnessing the collective strength of our partners, Taiyo Power & Storage is committed to creating quality-driven renewable energy projects that have

• T TAPP Renewables Ltd Loughton · Heating & ventilation · 1-9 employees

  Tapp Renewables Ltd offers comprehensive renewable energy and boiler solutions in Essex and Hertfordshire, with over 17 years of experience.

• T Taylor Woodrow Construction Watford · Civil engineering · 50-249 employees

  Taylor Woodrow is a leading UK infrastructure company, delivering complex engineering solutions for energy, transportation, and strategic infrastructu

• T Tcomet Ltd Wimbledon · Security systems · 1-9 employees

  TCOMET provides communication and safety solutions for tunnelling and mining projects worldwide, offering integrated systems for robust networks, real

• T Teamforce Labour Ltd Borehamwood · Rail infrastructure · 10-49 employees

  Teamforce Labour Limited is a specialist labour provider for Tunnelling, Rail (Safety Critical), Energy, and Construction sectors. Family-run since 20

• T Techfinity London Ltd London · Security systems

  Practical managed IT support, cyber security, cloud, backup and infrastructure services for London businesses.

• T Tecton Geoenergy Ltd London · Civil engineering

  Mobilizing geothermal energy in East Africa. Tecton GeoEnergy is dedicated to enhancing electricity access by implementing innovative geothermal power

• T Tekmann Global London · Design & build

  Bespoke turnkey solutions in renewable energy, industrial manufacturing, and ecological innovation. From conception to completion.

• T Telis Energy London · Solar PV · 1-9 employees

  Telis Energy Group is a European green energy platform fast-tracking the energy transition by developing ambitious renewable energy projects across Eu

• T TELIS ENERGY UK LIMITED London · Solar PV · 1-9 employees

  Telis Energy UK is a green energy company transforming the UK energy landscape with innovative hybrid energy hubs, connecting multiple clean energy te

• T TeraBora London · Groundworks

  TeraBora: digging for cheaper, greener heating. A worm-inspired robotic system for geothermal ground loop installation.

• T Terra Firma Energy Ltd London · Solar PV · 1-9 employees

  Terra Firma Energy develops, finances, and constructs solar, wind, energy storage, and transitional peaking power projects, assisting the UK's journey

• T TF ENERGY LTD London · Insulation

  TF Group assesses properties to cut wasted energy, lower costs, and improve building performance through practical, effective energy upgrades.

• T TG QC Consultancy Ltd London · Main contractor · 1-9 employees

  TG QC Consultancy Ltd offers expert quality control services for construction projects across London and the UK. Material testing, on-site inspections

• T ThamesWey Group London · Property developer

  ThamesWey Group is an independent company delivering sustainable housing, energy and development projects across Woking and Surrey. Founded in 1999, w

• T The Energy Fixers Upminster · Solar PV

  Millsons Group (The Energy Fixers) transforms properties and enhances energy efficiency, offering high-quality, sustainable solutions for homes and bu

• T The Energy Hub London · Solar PV · 1-9 employees

  Trusted solar panel installers offering bespoke services and 5-star customer ratings. Save on energy bills with expert solar, battery, and heat pump i

• T Thermal Solutions Ltd London · Insulation

  Commercial thermal, acoustic and fire-rated insulation specialists working nationwide.

• T THREON ENERGY SYSTEMS LTD London · Main contractor

  THREON orchestrates sovereign-scale energy and infrastructure systems by aligning institutions, capital, and delivery into unified execution pathways.

• T Thunder Energy Services Ltd London · Solar PV

  Thunder Energy Services Ltd offers plug-in solar kits for homes, balconies, and gardens. ENA-compliant and easy to install, their products help reduce

• T Tier3Labs London · Security systems

  Tier3Labs is a local SEO agency helping UK businesses rank in the Google Maps Top 3 for local search. We focus on organic visibility, not ads.

• T Titan Civils Ltd London · Civil engineering

  Titan Civils offers streamlined, dynamic civil engineering solutions, focusing on swift delivery without compromising quality. They provide turnkey se

• T Tlinx Ltd Thornton Heath · Carpentry & joinery · 1-9 employees

  TLINX LIMITED is a UK-based company providing skilled and general labour to construction projects. We connect companies with the right talent for thei

• T TM REFRIGERATION LTD Broxbourne · Heating & ventilation · 1-9 employees

  TM Refrigeration Ltd specialises in Air Source Heat Pumps, Air Conditioning, and Refrigeration Solutions, offering design, installation, repair, and m

• T Top Line Contractors London · Insulation · 1-9 employees

  PAS 2035 retrofit specialist with two decades of experience making British homes warmer, quieter and cheaper to run. Offers surveys, design, and insta

• T Tor Wind Waltham Cross · Solar PV

  Tor Wind develops small-scale onshore wind projects for landowners and commercial sites, delivering long-term income and local energy supply.

• T Total Service Solutions London · Electrical · 1-9 employees

  Total Service Solutions offers construction, maintenance, and networking services. They focus on ethical practices, quality craftsmanship, and client

• T Trailblaze Labs London · Design & build · 1-9 employees

  Top-rated specialists in custom AI agents, LLM development, and enterprise AI solutions. Serving clients in the US, UK, and globally.

• T Trent Energy Ltd London · Civil engineering · 1-9 employees

  Trent Energy specialises in district heating, leak detection, and energy solutions to provide reliable, sustainable heat while reducing emissions and