Energy construction companies in London

712 companies across London working in the energy sector.

• F Frv Powertek Ltd London · Solar PV · 1-9 employees

  FRV TH Powertek Limited is a joint venture developing, constructing, and operating battery energy storage system projects in the UK, aiming for 1GW ca

• F Future Green Renewables Ltd London · Solar PV

  Solar panel and battery storage installations across the South East. A family-run team lowering your home energy bills. Start your free quote today.

• G Gamma Energy Ltd London · Solar PV

  Gamma Energy is a green energy engineering company specializing in solar PV, EV charging, and energy efficiency solutions. They offer design, financin

• G Gap Project Ilford · Insulation

  Expert insulation, heating upgrades, boilers, heat pumps, solar PV and battery storage. Trusted UK installers, Gas Safe certified with up to 10-year w

• G Gb Specialist Access Solutions Ltd London · Scaffolding

  Rope access specialists offering a range of installation, construction, fall protection and cleaning services. IRATA-trained.

• G GC Maintenance London · Groundworks

  GC Maintenance provides water main replacement, leak detection, moling and lead pipe upgrades across Kent and South East London. Call 07712 093934.

• G GEL Engineering Enfield · Civil engineering · 50-249 employees

  GEL Engineering provides end-to-end infrastructure engineering solutions, specializing in civil, mechanical, and electrical services. They offer fabri

• G Gemec Ltd Borehamwood · Solar PV · 10-49 employees

  GEMEC's main activity and expertise is the Engineering, Procurement and Construction of Renewable energy projects.

• G Genforce Power Hoddesdon · Utilities

  Genforce Power provides reliable, fully managed temporary power systems for events, film, construction, and critical infrastructure. We design, delive

• G Geodomi Ltd Barnet · Solar PV

  Geodomi Ltd specialises in the creation, construction and optimisation of utility scale solar parks to help power up the switch to sustainable energy.

• G GeoNetworks London · Utilities

  GeoNetworks is a Rural 5G Network Operator providing voice and data services in low density areas of the UK. We will operate as a Virtual MNO and prov

• G GeoRock London · Marine & water engineering

  Engineered Rock Bags for erosion control, scour protection and subsea stabilisation. Rapid deployment, durable materials and sustainable marine engine

• G Gianfranco Smart Solutions Ltd London · Security systems

  KNX is the global standard for smart home and building control. Connect devices across brands for flexible, secure, and lasting smart building install

• G GiveMeChance Dagenham · Landscaping

  Give Me Chance offers a unique, eco-friendly memorial experience, transforming cemeteries into vibrant, living spaces with biodegradable urns that gro

• G Gl Mapping Ltd London · Utilities

  High accuracy land and infrastructure surveys using cutting-edge technology. Laser scanning, topographical surveys, utility detection & measured build

• G Gl Projects Ltd London · Main contractor

  Combining modern construction methods & expert engineering for Data Centres, Critical Infrastructure & Facilities Management. Specialising in new buil

• G Glacier Clean Energy London · Solar PV

  UK clean energy specialists. Domestic & commercial solar, battery storage, EV charging, smart metering, EICR & PPA. Book a free survey today.

• G Goev Charging Ltd London · EV charging

  Sheffield-based EV charger installers specialising in domestic and commercial EV charger installations. OZEV-Approved and NICEIC-Registered Engineers.

• G Goldman Sachs Property Management London · Property developer

  Goldman Sachs is a leading global investment banking, securities, and investment management firm. We provide a wide range of financial services to cor

• G Goldmax Ltd North Watford · Groundworks

  GOLDMAX LTD is a family business established in 2005, specialising in complex groundworks, RC structures, basements, and civil engineering projects. T

• G Gore Street Energy Storage Fund London · Solar PV

  Gore Street Energy Storage Fund (GSF) is London's first listed energy storage fund, with a diversified portfolio across five electrical grids, facilit

• G Gradon Construction Ltd London · Civil engineering · 1-9 employees

  Gradon Construction Ltd are specialist civil engineering contractors established in 2002. We work on infrastructure and civil engineering projects acr

• G Grassfield Maritime Consultants Ltd London · Marine & water engineering

  Grassfield Maritime offers naval architecture and offshore engineering, specializing in the Oil & Gas and Renewable industries. They provide consultan

• G Green ECO Services London · Insulation

  Green ECO Services helps homes and businesses achieve a net zero future by recommending and implementing energy efficiency measures, including heating

• G Green Electro Heating London · Heating & ventilation

  MCS certified heat pump installers in London. Samsung approved installer with 7-year warranty. Vaillant, Daikin and Mitsubishi approved. £7,500 BUS gr

• G Green Energy Homes Ltd London · Solar PV · 1-9 employees

  Green Energy Homes is a multidisciplinary company providing renewable energy, heating, M&E, and design & build solutions for homeowners, developers, a

• G Green Future Living Ltd Wallington · Solar PV

  Green Future Living Ltd offers tailored energy solutions including solar panels, battery storage, and EV chargers, aiming to make renewable energy aff

• G Green Interiors London London · Fit-out & interiors

  Green Interiors London offers bespoke interior design, renovations, and construction services for residential and commercial clients in London, focusi

• G Green Link Energy Services Ltd Mitcham · Heating & ventilation

  Green Link Energy Services offers energy-efficient home upgrades, including insulation, heating systems, and access to ECO4 grants.

• G Green Power Group London · Solar PV

  Green Power Group specializes in planning, advising, and operating alternative energy projects. We focus on solar, wind, and water solutions tailored

• G Greenacres Energy Hornchurch · Solar PV

  Greenacres Energy provides professional solar panel installation services in Essex, offering friendly and reliable solar solutions to help you harness

• G Greenarch Energy Ltd London · Solar PV

  GreenArch Energy Limited is an energy development company focused on utility-scale PV, onshore wind, and BESS projects, working with institutional inv

• G Greencap Energy Ltd Tadworth · Solar PV

  Greencap Energy provides complete solar PV installations for domestic, commercial, and school applications, alongside battery storage solutions and se

• G Greencoat UK Wind London · Solar PV

  Greencoat UK Wind is the UK's largest listed renewable infrastructure fund, exclusively focused on wind generation assets in the UK. It aims to provid

• G Greener Home Heating London · Heating & ventilation

  Greener Home Heating offers eco-friendly heating and electrical solutions in Pembrokeshire and Carmarthenshire, specializing in renewables like heat p

• G Greenland Energy London · Heating & ventilation

  Greenland Energy Services Ltd specialises in reducing carbon footprints through retrofit work in the housing sector, primarily funded by government gr

• G Greenpoint Services Barnet · Solar PV · 1-9 employees

  Greenpoint Services is a leading provider of Residential and Commercial Solar, EV and Energy solutions throughout the UK. Book your Free Survey online

• G Greenvolt Installs Ltd London · EV charging

  Professional EV charging solutions nationwide. Greenvolt Installs Ltd offers reliable electric vehicle charging setups with personalised options acros

• G Greenway Energy Ltd Harrow · Solar PV

  Solar panel, battery storage, and EV charger installation across London. Clear pricing, practical assessments, and professional installation for homes

• G Greystoke London · Design & build · 1-9 employees

  Greystoke is a specialist planning business focused on meeting the UK's needs for high-tech infrastructure. We develop new data centres and other proj

• G Grid Sustain Solutions Ltd London · Solar PV

  Grid Sustain Solutions delivers renewable energy, storage and intelligent controls for critical infrastructure, cutting energy bills by up to 60% whil

• G Grm Energy Ltd Watford · Solar PV · 10-49 employees

  GRM Energy LTD tackles fuel poverty through renewable energy, offering Solar PV, air source heat pumps, and 100% government-funded upgrades for homes

• G GRM Infra Watford · Solar PV

  GRM Infra specialises in utility-scale solar, battery energy storage, and wind farm infrastructure. They offer EPC and construction services globally.

• G Grupo Eigra London · Design & build

  Efficient, competitive, and high-quality industrial services, improving processes to deliver lasting solutions worldwide. Specializing in project exec

• G Guardian FM London · Security systems · 1-9 employees

  Top-rated facilities management company in London, security, cleaning & concierge services. SIA approved. Free quote

• H Habitan Group Ltd Romford · Heating & ventilation · 1-9 employees

  Habitan provides renewable heating & cooling solutions for London's residential and commercial buildings, focusing on efficiency, quality, and custome

• H Haltbar Workwear & Printing London · Main contractor

  Haltbar Workwear & Printing is a leading online printing and marketing firm with over 25 years of experience, providing a one-stop marketplace for all

• H Haltermann Carless London · Bricklaying

  Haltermann Carless is a leading international manufacturer of high-value hydrocarbon specialties. ISCC PLUS & EU certified and Ecovadis Gold rated.

• H Hanmiglobal UK Ltd London · Main contractor

  Specialist expertise backed by advanced technology and proven strategies for construction success. Global network and AI-driven project management.

• H Harvey Kent Ltd Gravesend · Rail infrastructure · 1-9 employees

  Harvey Kent Ltd is a specialist labour supply agency providing skilled workers for groundworks, railway, and solar farm projects across Southeast Engl