Energy construction companies in London

707 companies across London working in the energy sector.

• M Marubeni Europower Ltd London · Solar PV · 10-49 employees

  Marubeni Europower is a leading developer and long term investor in the decarbonisation sector, providing funding and expertise for sustainable soluti

• M Marzipan Energy London · Solar PV · 1-9 employees

  Marzipan Energy is a UK-based renewable energy company focused on the acquisition and development of Battery Energy Storage Systems (BESS) and solar P

• M Maxolex Ltd Chislehurst · Carpentry & joinery · 1-9 employees

  Precise 3D measuring and digital templating for the construction industry. We use the latest technology by Leica for millimetre accuracy in non-contac

• M MB Rope Access Waltham Abbey · Painting & decorating

  Specialists in construction rope access, building maintenance and facade cleaning. Building Envelope and facade installation, Spray Painting and Site

• M Mcdermott Energy Solutions (UK) Ltd London · Civil engineering · 50-249 employees

  McDermott is a global provider of engineering and construction solutions for the energy industry, transforming energy resources into essential product

• M Md Build Ltd London · House builder · 1-9 employees

  MD Build Ltd is an investment company specializing in building quality residential projects, focusing on energy-efficient homes and sustainable energy

• M Meehan Heating Ltd Twickenham · Heating & ventilation · 1-9 employees

  Meehan Heating Ltd is a family-run business specialising in bespoke energy systems, including renewable technologies and Gas Safe certified services.

• M Megas (UK) Gas Equipment Ltd London · M&E contracting

  MEGAS is a gas and engineering service provider specializing in industrial, medical, and bio-oxygen applications, offering proprietary equipment and t

• M Melas Corp Ltd London · Property developer · 1-9 employees

  Investment firm focused on sustainable growth in real estate and renewable energy. We build portfolios while creating value and shaping a greener futu

• M Mercury Alternative Ltd London · Solar PV · 10-49 employees

  Mercury Alternative Ltd invests in and develops large photovoltaic and storage plants in Italy, combined with sustainable agriculture. Established 201

• M MESO Energy Upminster · Utilities · 1-9 employees

  MESO Energy is an independent brokerage business acting as an intermediary between UK utility suppliers and consumers, facilitating, procuring and man

• M Metcor Gravesend · Electrical · 10-49 employees

  Metcor Electrical provides essential electrical services for commercial and industrial facilities across the UK. Expert installation, maintenance, tes

• M MeterZ London · Electrical · 1-9 employees

  MeterZ provides high-fidelity energy data solutions, extracting and structuring data from buildings to enable effective energy management, carbon acco

• M Mezini Brothers Ltd London · Civil engineering · 1-9 employees

  Mezini Brothers Ltd: specialist HV civil works (11kV-132kV), reinforced concrete, transformer bunds and ducting for DNOs and Tier 1 contractors across

• M MHK Electrical Burgh Heath · Electrical · 1-9 employees

  MHK Electrical Ltd is a trusted electrical contractor based in Surrey, providing comprehensive electrical installation and maintenance services across

• M Middle East Nexus Ltd London · Property developer · 1-9 employees

  Iraq market intelligence and practical market-entry support for UK and international companies assessing opportunities in Iraq.

• M Millcroft Services P.L.C. Thames Ditton · Scaffolding · 50-249 employees

  Trusted experts in scaffolding and construction for Greater London and the South East. With a 40-year track record and an in-house team of over 150 pr

• M Mitie Property Services (UK) Ltd London · Main contractor

  The UK's leading facilities management and professional services company. Mitie helps partners achieve strategic goals and create amazing environments

• M Mobay and Company London · Design & build · 1-9 employees

  Mobay partners with forward-thinking businesses to accelerate growth across Healthcare, Agriculture, Infrastructure, Technology, and Investment, focus

• M Modular Energy Solutions Ashtead · Electrical

  Modular Energy Solutions provides expert energy optimisation, modernisation, and renewable integration for commercial and industrial businesses, deliv

• M Modus Rail London · Rail infrastructure · 10-49 employees

  Modus Infrastructure Group supports UK infrastructure asset owners with specialist surveys, inspections, fire risk assessments, asset management and c

• M Moore Environmental Commissioning Ltd Caterham · Heating & ventilation · 10-49 employees

  Moore Environmental is a leading provider of HVAC Commissioning, Cleanroom Certification; Validation, Water Treatment, Critical Environment Facilities

• M Mooremack Ltd London · M&E contracting · 1-9 employees

  Mooremack Ltd is a privately owned company specialising in Mechanical Services throughout the United Kingdom, offering a full turn key service from co

• M Movr Solar & Renewable Energy Ltd Sutton · Solar PV · 1-9 employees

  MOVR Solar offers expert residential solar, battery storage, and EV charger installations in Greater London, combining 15+ years of R&D expertise with

• M Mowlem London · Civil engineering · 10-49 employees

  Mowlem is a civil engineering firm focused on infrastructure projects in developing nations, offering financing, design, and construction services.

• M MSL Cabling Feltham · Electrical · 1-9 employees

  MSL Cabling provides expert cabling, jointing, containment, and data services, specialising in HV/LV cables, data, and fibre optics across the UK and

• M MSUK London · Marine & water engineering · 1-9 employees

  Marine Shipbuilding UK (MSUK) is a technology-oriented company providing innovative solutions and services in Marine and Shipbuilding Equipment.

• M Mtek Solutions Electrical & Security Ltd Shepperton · Electrical

  Reliable and affordable Domestic, Commercial, Industrial and Renewable electrician services. Get a free Quote MteK Solutions

• M Munnelly Group Kings Langley · Civil engineering · 250+ employees

  Munnelly Group is a leading UK construction and infrastructure support services group, recognised for its rapid growth and innovative approach to serv

• M Murphy Homes Ltd London · Civil engineering · 10-49 employees

  Murphy is a leading international, multi-disciplined civil engineering and construction company. We operate across the energy, natural resources, tran

• M Murphy Power Networks Ltd London · Civil engineering · 50-249 employees

  Murphy specialises in energy transition, tunnelling, infrastructure engineering, decommissioning, drainage, power systems & construction solutions.

• M MY CLEANERS LONDON LTD London · Fit-out & interiors · 1-9 employees

  Professional cleaning services in London. We offer domestic, end of tenancy, after building, and office cleaning at affordable prices. Contact us toda

• M Mycelium London · Concrete works · 50-249 employees

  Mycelium provides an open-access database of company carbon emissions data, enabling search, comparison, and understanding of sustainability performan

• N National Energy System Operator (NESO) Kings Langley · Utilities

  We operate today's electricity system and design tomorrow's energy system. We bring together eight activities required to deliver the plans, markets a

• N Nationalwide Management Ltd Ilford · Heating & ventilation · 1-9 employees

  Nationalwide Management Ltd offers energy-efficient home upgrades using government funding schemes like ECO4 & GBIS. Specializing in insulation, boile

• N Navantia UK Ltd. London · Steel fabrication · 250+ employees

  Navantia UK is a new force in British industry, supporting the UK's defence, energy and maritime ambitions. Established in 2022, we employ over 1,200

• N Nazeing Heating Ltd Hoddesdon · Heating & ventilation · 10-49 employees

  Nazeing Heating are Gas, Electrical and Renewable Energy experts operating throughout London, Essex and Hertfordshire.

• N Nd Technical Group Ltd Addlestone · Utilities · 1-9 employees

  ND Technical Group is a specialist telecoms and utilities infrastructure contractor. Fibre cabling, splicing, and network build services across the UK

• N NEBULA RENEWABLE LTD London · Solar PV · 1-9 employees

  Premier domestic solar installation and battery storage provider in the UK. Harnessing the sun's power for clean, green energy solutions for homes and

• 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 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 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 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 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 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 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 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 NNODI Group London · Main contractor

  NNODI Group provides chartered quantity surveying, cost management, commercial management and project advisory services across the UK and internationa

• N Nodacrux Ltd Isleworth · Utilities

  Nodacrux is an innovative company providing tailored solutions for industries including oil & gas, mining, energy, and utilities. They specialize in p