Energy construction companies

4493 UK companies working in the energy sector.

• T Topbond PLC Sittingbourne · Civil engineering · 50-249 employees

  Topbond PLC: specialist services in construction and marine industries including refurbishment of bridges and structures, marine services, footbridge

• T TopGreenDeals Cornwall · Solar PV · 1-9 employees

  TopGreenDeals helps homeowners find trusted solar panel installers across the UK. Compare companies, read reviews, and get quotes for your solar insta

• T Topp Still Services Ltd Northwich · Scaffolding

  Scaffolding Solutions & Skilled Labour Supply for Demanding Construction Projects. CHAS Elite & ISO-Certified Subcontractor Based in the North West.

• 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 Torbay Renewables Ltd Torquay · Solar PV · 1-9 employees

  Torbay Renewables Ltd are local experts in renewable energy solutions, offering sustainable services across Devon and Torquay.

• T Torus Electrical Ltd Northampton · Electrical

  Torus Electrical Ltd offers expert industrial, manufacturing, commercial, and domestic electrical services, including breakdowns, solar PV, battery st

• T Total Carbon Savings Burnley · Solar PV

  Total Carbon Savings is an installation company focused on improving home energy efficiency across the North of England and Wales, specializing in ren

• T Total Care And Support Ltd Burnley · Utilities · 10-49 employees

  Total Care Support are industry leaders in the design, build, and maintenance of alternative broadband networks, specialising in turnkey solutions for

• T Total Control Tunbridge Wells · M&E contracting · 50-249 employees

  Total Control deliver intelligent, integrated and innovative Building Management Systems solutions (BMS). UK BMS experts and leader in London and Sout

• T Total Electric SOT Stoke-On-Trent · Electrical · 1-9 employees

  Total Electric SOT Ltd provides robust and cost-effective electrical installations across the public and private sectors, from concept to completion.

• T Total Electrical Ltd Chelmsford · Electrical · 1-9 employees

  Total Electrical Ltd is an electrical contractor based in Southend-on-Sea, Essex, providing high-quality electrical services since 1997. Experienced i

• T Total N.R.G. Ltd Cresswell · Heating & ventilation

  Total NRG is a UK renewable energy installer established in 2008. We design, supply and install Air source heat pumps, Ground source heat pumps, Under

• T Total Refractory Solutions Liverpool · Refurbishment

  Independent API 936 refractory inspection, QA/QC, thermography, drone and rope access surveys for UK refineries, energy-from-waste plants and steelwor

• T Total Renewables UK LTD Norwich · Solar PV · 1-9 employees

  Total Renewables UK LTD specialises in Solar PV, Battery Storage, and EV Charging solutions for domestic, commercial, and agricultural properties. Est

• 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 Total Technology Design Partnership Ltd Swansea · M&E contracting · 1-9 employees

  Total Technology Design Partnership Ltd is an engineering design consultancy based in Swansea, South Wales, providing engineering and mechanical desig

• T Total Thermal Services Ltd Ilkeston · Insulation · 1-9 employees

  Total Thermal Services are specialists in thermal insulation and trace heating solutions, offering bespoke services across the UK and internationally.

• T Total Utility Connections Ltd Cardiff · Utilities · 50-249 employees

  Total Utility Connections is a multi-utility connections provider specialising in the design, installation, and delivery of gas, electricity, and wate

• T Totally Local Company Ltd Stockport · Civil engineering · 250+ employees

  Totally Local Company offers comprehensive facilities management services, including catering, cleaning, greenspace management, waste management, civi

• T Town & Country Electricians Ltd Glos · Electrical · 1-9 employees

  Gloucestershire-based electricians offering a full range of domestic & commercial electrical services, including Solar PV installations, PAT Testing,

• T Towy Valley Heating Llanelli · Heating & ventilation · 1-9 employees

  Towy Valley Heating are leading suppliers and installers of domestic boilers and home insulation in South Wales and Carmarthenshire, funded by the ECO

• T TR Solar & Roofing Kidderminster · Solar PV · 1-9 employees

  Expert solar installers for efficient solar panel installation. Save on energy costs with quality solar panel fitters at TR Solar & Roofing.

• T TrackMatz Stoke On Trent · Groundworks

  UK specialists in ground protection and trackway hire. Temporary access for vehicles, plant and people. Same-day proposal.

• T Trade Decorator Awards Edinburgh · Painting & decorating

  The Trade Decorator Awards & Christmas Party 2026 is the UK's premier event for painters, decorators, manufacturers, and suppliers. Celebrating indust

• T Tradeline Property Maintenance Bristol · Refurbishment · 1-9 employees

  Tradeline Property Maintenance offers comprehensive building services and planned maintenance for commercial clients across all sectors. Established 1

• 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 Trainbase Ltd Bedlington · Main contractor · 1-9 employees

  Trainbase Ltd is a premium construction training centre in the North East, offering accredited courses across multiple awarding bodies including CPCS,

• T Transition Homes Community Land Trust Totnes · House builder

  Transition Town Totnes is a community-led charity focused on building resilience and taking positive action for a sustainable future. We support local

• T TRANSVOLT POWER SOLUTIONS LIMITED Lydney · Electrical

  TransVolt Power Solutions Ltd is your trusted partner for high-quality power transformers in the UK. We specialize in providing robust and reliable un

• T Treco Ltd Tiverton · Heating & ventilation · 10-49 employees

  Treco designs, supplies, installs, commissions and maintains biomass boiler systems nationally for a wide range of clients.

• T Treewaters Control Systems Ltd. Bury St. Edmunds · Utilities · 1-9 employees

  Treewaters Control Systems offers borehole cleaning, rehabilitation, remote monitoring, and pump/pipework installation for water, irrigation, and geot

• T TRENERG HOLDING Plymouth · Property developer

  TRENERG HOLDING is a diversified company involved in real estate development, general construction, technology innovation, and commodity trading, with

• 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

• T TresEnergy Basildon · Solar PV · 1-9 employees

  TresEnergy provides energy-reducing solutions including Solar PV, insulation, and air conditioning systems to help homeowners save on bills and reduce

• T TriEnergi Power Solutions Royston · Utilities

  TriEnergi Power Solutions: ICP delivering LV/HV grid connections, civils infrastructure & EV charging installs, from design to maintenance.

• T Triex Ltd London · Utilities · 10-49 employees

  Award-winning infrastructure company specialising in Renewables, Energy, Data Centres, Utilities, Power, Fibre and Construction. Turnkey projects in S

• T TRIEX-EV Coleraine · EV charging

  Triex-EV is a market leader in the retail, installation, maintenance, and monitoring of commercial Electric Vehicle Charging Points. Our Team has a wo

• T Triple Solar Harlow · Solar PV · 10-49 employees

  Trade-only UK solar distributor for installers, EPCs and commercial projects. Solar panels, inverters, batteries and mounting, live stock, next-day de

• T Tritax Symmetry Development (Blyth) UK Ltd Northampton · Property developer

  Tritax is a specialist real asset manager investing in and managing critical infrastructure that keeps the UK moving, focusing on sustainable and resi

• T Trj Electric & Pv Solar Ltd Skegness · Electrical · 1-9 employees

  TRJ Electric & PV Solar Ltd provides trusted electrical and renewable energy services in Skegness for homes and businesses. Reliable and compliant wor

• T Trl Group Ltd Stockton On Tees · Steel fabrication · 1-9 employees

  TRL Group offers site installation, design, fabrication, accredited training, and consultancy services in the UK and overseas, with over 30 years of e

• T Tronicon Ltd London · Solar PV · 1-9 employees

  Tronicon Ltd is a reliable brand providing proven photovoltaic technologies in the UK and EU. We offer professional advice and support for solar energ

• T Trs Construction Solutions Ltd Bristol · Main contractor · 10-49 employees

  TRS Construction Solutions Ltd provides comprehensive tailor-made construction services for commercial, public, retail and industrial premises nationw

• T Trs Energy Ltd Abingdon · Electrical · 1-9 employees

  Trusted electrical, solar and EV charger installations for homes and businesses. Get a fast, fixed-price quote with TRS Energy today.

• T Trueform Ltd. Tenby · Civil engineering · 1-9 employees

  Trueform Ltd specialises in reinforced concrete structures and civil engineering, offering formwork, groundworks, and plant hire with over 30 years of

• T Trust Electric Heating Leeds · Heating & ventilation · 50-249 employees

  Trust Electric Heating offers award-winning, patented electric radiators made in Britain. Stay warm and save money with their energy-efficient NEOS he

• T Trust Utility Management Ltd Stanton-By-Dale · Utilities · 10-49 employees

  Your trusted ICP delivering safe, compliant utility infrastructure, from EV charging to full multi-utility project delivery.

• T Trusted Home Energy London · Solar PV

  Trusted Home Energy is a growth platform for UK solar installers, providing qualified leads, operational support, and trusted local branding.

• T Trusted Home Solutions Billericay · Solar PV · 1-9 employees

  Trusted Home Solutions is a leading renewable energy and insulation specialist, transforming home energy performance across the UK with solar panels,

• T TS AUTOMATION Wells · Security systems

  TS Automation LLC provides high-quality supply, installation, and repair of control and measuring devices, automation systems, fire alarm systems, vid