Top Utilities Companies in London (45)
Veolia UK (part of the Veolia group) provides environmental services including water and wastewater treatment, waste and resource management, and local energy solutions. The company designs decarbonization and resource-regeneration solutions for municipal and industrial customers, focusing on sustainability, pollution control and efficient management of critical resources.
SmartestEnergy is a B2B renewable-energy company and energy retail partner backed by Marubeni Corporation. It supplies flexible, reliable electricity solutions to businesses and communities, including fixed, renewable and structured energy products. The company also supports independent generators through trading, origination and routes to market, helping customers and partners understand and achieve net zero while enabling smarter, more sustainable energy decisions...
Switch2 is the UK’s most experienced and capable provider of end-to-end solutions for heat networks. We make a success of heat networks owned by local authorities, housing associations and private developers. We help to optimise energy efficiency, manage renewable energy, and focus on well-performing schemes, whilst minimising costs to the resident.
Bridges is a MEICA contractor that designs, manufactures, installs and automates packaged engineering solutions. It provides end-to-end mechanical and electrical services covering survey, design, supply, manufacture, installation, commissioning, inspection and testing. With experience serving water, energy, nuclear and aggregates industries, the company delivers tailored work to meet client regulatory requirements. Its in-house teams also provide design, manufacturing, project management and...
Drax is enabling a zero carbon, lower cost energy future Drax Group is a renewable energy company engaged in renewable power generation, the production of sustainable biomass and the sale of renewable electricity to businesses. Drax operates a generation portfolio of sustainable biomass, hydro-electric and pumped hydro storage assets across four sites in England and Scotland. It is the UK’s largest source...
Ciena (NYSE: CIEN) is a global leader in networking systems, services, and software. We build the world’s most adaptive networks to enable our customers to deliver richer, more connected experiences for all users. At our core, Ciena is a company rooted in people. We prioritize deep, collaborative relationships within our teams and alongside our customers, partners, and communities around the...
Ciena's Top Stability & Growth Strengths
Strong Market Position & Advantage: Ciena is positioned as a top-tier optical networking vendor with leadership in coherent optics and data-center interconnect, supported by repeated references to being among the top global providers and particularly strong in North America.
Strong Revenue Growth: Recent results indicate a clear acceleration in revenue, with fiscal-year and quarterly figures described as up strongly year over year and forward guidance projecting continued expansion into the next fiscal year.
Future-Ready Strategy: The company is described as aligned to long-cycle demand drivers—AI, cloud, and 5G—and is focusing its portfolio “in and around the data center,” including prioritizing AI-centric optical platforms and related capabilities.
Vattenfall is a leading European energy company and a Swedish multinational power company owned by the Swedish state. As one of Europe's largest producers and retailers of electricity and heat, it generates, distributes, and sells energy across several markets. Vattenfall is committed to driving the transition toward a fossil-free energy system and enabling the fossil freedom that drives society forward.
Brook Green Solutions Limited (trading as Brook Green Supply) is a UK-based provider of sustainable energy solutions. The company specializes in optimizing energy contracts for commercial and industrial sectors, offering tailored electricity and gas supply solutions, renewable energy certificates, and decarbonization services to help businesses minimize costs, enhance operational efficiency, and transition to a decarbonized future.
The UK & Ireland's clean energy champion. We’re investing more than ever before in a cleaner, more affordable and more secure energy system. We are creating and supporting thousands of good jobs. We power change.
The Anglian Water's @one Alliance is a partnership consisting of 8 companies, who each provide specialised knowledge allowing the @one Alliance to deliver complex delivery projects in the most efficient way, reducing the cost to Anglian Water’s customers. Within @one Alliance we’ve currently embarked on a huge programme of work costing a massive £1.2 billion. We’ve entered year 5 of our...
At British Gas we’re always looking at new ways to save energy and money for our customers. Everything we do from our trusted engineers to helpful call centre agents, and innovative product owners to digital marketing specialists, is about providing affordable, hassle-free service to keep British homes and businesses running smoothly. That’s why over 10 million UK homes and half...
Transforming the UK’s energy system, from power to plug. We’re a leader in renewable energy, electricity grids & helping homes & businesses transition to a low carbon future. With more than £10bn being invested up and down the country, we’re investing big in people too. Find out more about life at ScottishPower and our career opportunities here.
EDF Energy is a British integrated energy company that generates electricity and supplies natural gas and electricity to homes and businesses across the United Kingdom. It is a leading producer of zero-carbon electricity through nuclear, wind, and solar power.
Edelman Heating, Cooling, Plumbing, Electric & Solar is a family-owned business that has provided high-quality HVAC, plumbing, electrical, and solar solutions to homes and businesses across Illinois and Wisconsin for over 20 years. Specializing in installation, repair, and maintenance, they employ NATE-certified technicians and are committed to 100% customer satisfaction, ensuring reliable home comfort services for their residential and commercial...
learnd, founded in 2020, is a building management systems (BMS) specialist that digitalizes how buildings operate. Combining traditional engineering, installation and 24/7 service with cloud-hosted software, it connects large non-residential buildings to intelligent energy systems, helping customers cut energy consumption, costs and carbon emissions. Supporting roughly one in 15-20 non-residential buildings across the UK and Ireland, its purpose is to...
Invinity Energy Systems plc is a global manufacturer of vanadium flow batteries (VFB), providing a leading alternative to lithium-ion technology for the stationary energy storage market. The company develops and manufactures utility-grade, long-duration energy storage solutions for businesses, industry, and electricity networks, enabling the reliable use of low-carbon renewable energy on demand globally, with operations across the UK, USA, Canada,...
We believe it’s people who give purpose to our technology. So we’re committed to staying close to our customers and providing them the best experience. And delivering the best tech. On the best network. Because our purpose is to build a connected future so everyone can thrive. We build technology and content solutions that are simple and easy to use, including...
Equinor is an international energy company headquartered in Stavanger, Norway, established in 1972. Its business combines oil and gas with a growing power business, supported by trading and market expertise. Equinor’s mission is to create value and build industry through its energy activities, with a broad international presence and a portfolio spanning conventional energy and power markets, with global operations.
Have you ever thought of offering your skills and expertise to a multinational company? Give your best to better energy and make the commitment with TotalEnergies. With over 500-plus professions in 130 countries, we offer high safety and environmental standards, strong ethical values, an innovation culture and wide-ranging career development. Be part of the global team whose mission is already...
The case for synthetic fuels (link here: https://rivan.com/the-case-for-synthetic-fuels/) lays out our plan to produce the cheapest synthetic fuels on earth, by utilising the falling cost of solar with low-cost vertically integrated synthetic fuel plants.





























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