This list features large energy companies operating in Europe, primarily focusing on traditional and renewable energy generation, oil and gas, and the manufacturing of related industrial and electrical equipment. Many of these firms are headquartered in key European cities like London, Paris, and Munich, indicating a strong regional presence in the energy sector.
Prominent examples include Shell, a global energy company focused on cleaner solutions; Siemens, a technology company in industry, infrastructure, and healthcare; Bosch, a leading global supplier of technology and services; and EDF, which builds a net-zero energy future. The data reveals a mix of established industrial giants, with Siemens founded in 1847 and Schneider Electric in 1836, alongside newer entities like Siemens Energy, founded in 2020.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Siemenssiemens.com
A technology company focused on industry, infrastructure, transport, and healthcare, creating innovative solutions to transform industries and markets globally |
273,649 | |||
| 2 | 208,511 | ||||
| 3 | 158,647 | ||||
| 4 | 146,155 | ||||
| 5 |
MITSUBISHI ELECTRICmitsubishielectric.com
A leader in electric and electronic equipment manufacturing, focusing on Energy Systems, Industrial Automation, Information Systems, Electronic Devices, and Home Appliances |
146,000 | |||
| 6 | 93,235 | ||||
| 7 |
Schneider Electricse.com
Global energy technology leader, providing efficiency and sustainability through electrifying, automating, and digitalizing industries, businesses, and homes with intelligent devices and digital services. |
87,938 | |||
| 8 |
TotalEnergiestotalenergies.com
Global energy company with 105,000 employees focused on energy transition, safety, ethics, innovation, and career development worldwide. |
86,609 | |||
| 9 | 85,000 | ||||
| 10 |
DRÄXLMAIER Groupdraexlmaier.com
Development and manufacturing of wiring harnesses, electrical components, interiors, and battery systems for premium automotive manufacturers worldwide. |
75,000 | |||
| 11 |
ExxonMobilcorporate.exxonmobil.com
Scientists and engineers pioneering research, pursuing new technologies to reduce emissions, creating efficient fuels, meeting global energy needs, aiming net-zero emissions by 2050. |
73,163 | |||
| 12 | 66,000 | ||||
| 13 |
Siemens Energysiemens-energy.com
A global energy technology company offering products and solutions for a sustainable future, covering the energy value chain with conventional and renewable technology |
56,539 | |||
| 14 | 51,011 | ||||
| 15 |
Veoliaveolia.com
Works to build environmental security, cleans up pollution, reduces carbon emissions, and regenerates resources through water, waste, and energy solutions. |
50,280 | |||
| 16 | 45,706 | ||||
| 17 |
Schaefflerschaeffler.com
A global leader in motion technology, the company provides innovative solutions for electric mobility, CO₂-efficient drives, Industry 40, and renewable energies |
45,108 | |||
| 18 |
Iberdrolaiberdrola.com
A global leader in renewable energy and electricity, focusing on sustainable and efficient services for millions worldwide with investments in clean energy and digital transformation |
45,000 | |||
| 19 |
Poste Italianeposte.it
Largest Italian postal and parcel delivery network, financial services through BancoPosta, and leading life insurance and asset management provider. |
42,974 | |||
| 20 |
Air Liquideairliquide.com
A global leader in gases, technologies, and services for industry and health, focusing on innovation and sustainability for a better future |
40,100 | |||
| 21 |
Hitachi Energyhitachienergy.com
Global leader in electrification providing advanced power grid technologies and digital solutions to support sustainable energy and decarbonization efforts. |
36,864 | |||
| 22 |
ACCIONAacciona.com
The company specializes in developing regenerative infrastructure with a focus on sustainability, leading the transition to a low-carbon economy with a positive impact on people and the planet |
33,828 | |||
| 23 |
thyssenkruppthyssenkrupp.com
An international industrial and technology company focused on developing innovative and sustainable solutions for the future across various sectors |
32,389 | |||
| 24 | 32,259 | ||||
| 25 |
Saipemsaipem.com
Global leader in engineering and construction for energy and infrastructure projects worldwide, offering offshore and onshore services with a focus on sustainability and innovation |
32,000 | |||
| 26 |
Vestasvestas.com
Global leader in sustainable energy solutions, designing, manufacturing, installing, and servicing wind turbines worldwide, using data to optimize wind power solutions |
31,864 | |||
| 27 |
Rolls-Roycerolls-royce.com
Engineering excellence driving critical technologies for air, sea, and land, powering, protecting, and connecting people worldwide. |
31,649 | |||
| 28 |
Enel Groupenel.com
Multinational company reshaping the future of energy, a leading integrated electricity operator. Distributes and supplies electricity to millions of end users. |
31,218 | |||
| 29 | 30,521 | ||||
| 30 |
Weatherfordweatherford.com
A global energy services company with 17,000 team members in 75 countries, providing solutions for the challenges of the energy industry |
29,301 | |||
| 31 |
Prysmianprysmian.com
A global leader in high-tech cables & systems for energy and telecom, driving the energy transition and digitalization worldwide |
28,000 | |||
| 32 |
EnBW Energie Baden-Württemberg AGenbw.com
A leading energy supply company in Germany and Europe with a workforce of 20,000, providing electricity, gas, water, and energy-related products and services to 55 million customers |
27,000 | |||
| 33 |
repsolrepsol.com
A leading player in the oil and gas industry, involved in exploration, production, transformation, development, and marketing of efficient, sustainable energy solutions globally |
26,030 | |||
| 34 |
TechnipFMCtechnipfmc.com
A leading technology provider in the energy industry, offering integrated projects and services to develop energy resources while prioritizing sustainability |
25,875 | |||
| 35 |
VINCI Energiesvinci-energies.com
Contributes to environmental transition by implementing customized multi-technical solutions from design to maintenance, enhancing infrastructure reliability, efficiency, and sustainability for energy and digital sectors. |
25,848 | |||
| 36 | 24,479 | ||||
| 37 |
Danfossdanfoss.com
Engineering innovative solutions for machine productivity, emissions reduction, energy efficiency, and electrification in various industries worldwide since 1933 Serving customers in 100+ countries |
23,458 | |||
| 38 | 20,000 | ||||
| 39 |
Siemens Gamesasiemensgamesa.com
Global technology leader in renewable energy industry, specializing in wind turbine development, manufacturing, installation, and maintenance Driving energy transition towards sustainability |
19,821 | |||
| 40 |
Technip Energiesten.com
Leading energy engineering & technology company focused on LNG, hydrogen, ethylene, sustainable chemistry, and CO2 management Committed to accelerating the energy transition globally |
18,645 | |||
| 41 |
Centricacentrica.com
A leading energy services provider with a focus on sustainability, offering zero carbon electricity to millions of customers through various brands |
18,164 | |||
| 42 |
Wärtsiläwartsila.com
This company empowers sustainable societies by providing innovative technology and services for improved environmental and economic performance globally |
18,000 | |||
| 43 |
Glencoreglencore.com
Producer, marketer of over 60 commodities, supporting decarbonisation, meeting energy needs through global asset network, customer and supplier spanning the globe. |
17,442 | |||
| 44 |
National Gridnationalgrid.com
Operate and develop electricity transmission and distribution networks, natural gas systems, and invest in clean energy infrastructure and technology ventures. |
17,432 | |||
| 45 |
Aker Solutionsakersolutions.com
Provides integrated products and services for oil, gas, and renewable energy sectors, focusing on sustainable and low-carbon energy solutions. |
16,998 | |||
| 46 |
Equinorequinor.com
Develops oil, gas, wind, and solar energy across over 30 countries, a major offshore operator and growing in renewables. |
16,638 | |||
| 47 |
Vattenfallvattenfall.com
This European energy company supplies electricity to industries and homes while striving for fossil freedom through innovation and cooperation |
15,849 | |||
| 48 |
Eiffage Énergie Systèmeseiffageenergiesystemes.com
Designs, builds, operates, and maintains energy systems, offering innovative solutions in electrical, industrial, climatic, and energy engineering. |
15,518 | |||
| 49 |
EQUANSequans.com
A global leader in multi-technical services, providing customized solutions for building improvement and supporting sustainable development with a highly qualified team |
15,419 | |||
| 50 |
Wiener Stadtwerke GmbHwienerstadtwerke.at
The company group in Vienna ensures reliable energy, mobility, and public services while actively pursuing a sustainable climate transition with innovative solutions |
15,000 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 51 | 14,557 | ||||
| 52 |
Framatomeframatome.com
Designs, services and installs components, fuel, and instrumentation and control systems for global nuclear power plants while providing digital and technical expertise. |
14,188 | |||
| 53 |
ANDRITZandritz.com
A global supplier of plants, equipment, and services for various industries including hydropower, pulp & paper, metalworking, and solid/liquid separation |
14,107 | |||
| 54 | 13,952 | ||||
| 55 |
Hutchinsonhutchinson.com
Designs, produces customized materials, connected solutions for global customers: land, air, sea. Leaders in vibration control, fluid management, sealing technologies. |
13,625 | |||
| 56 |
Subsea7subsea7.com
Provides offshore services supporting lower-carbon oil and gas evolution, renewable energy growth, and emerging energy solutions for energy transition. |
13,582 | |||
| 57 |
Norsk Hydrohydro.com
Development of sustainable industries including aluminium production, energy, metal recycling, renewables, and batteries with global operations and innovation focus. |
13,192 | |||
| 58 |
Valmetvalmet.com
A global leader in process technologies, automation, and services for pulp, paper, energy industries, striving to enhance customer performance worldwide |
13,138 | |||
| 59 | 12,865 | ||||
| 60 | 12,741 | ||||
| 61 |
Oranoorano.group
International operator in nuclear materials, provides high-value products and services across the entire fuel cycle, addressing energy and health challenges through expertise and innovation. |
12,605 | |||
| 62 |
ENGIE Solutions Franceengie-solutions.com
Provides comprehensive, lasting solutions to businesses, industries, and communities for carbon neutrality, improving infrastructure competitiveness, city attractiveness, and living/working comfort. |
12,252 | |||
| 63 | 12,070 | ||||
| 64 |
Equans Franceequans.fr
Designs, installs, and delivers bespoke solutions optimizing equipment and usage for businesses, local authorities, and industrial players in energy, industrial, and digital transitions. |
11,029 | |||
| 65 |
Ørstedorsted.com
A global leader in green energy, developing wind and solar farms, energy storage facilities, bioenergy plants, with a focus on sustainability and reducing coal consumption |
11,000 | |||
| 66 |
Transoceandeepwater.com
A leading provider of offshore contract drilling services for oil and gas wells, specializing in deepwater and harsh environment drilling with a versatile fleet of mobile units |
10,702 | |||
| 67 |
Elecnor Groupgrupoelecnor.com
Global corporation specializing in engineering, construction, sustainable projects, infrastructure investments, renewable energy, asset management, and energy transmission across 50 countries. |
10,383 | |||
| 68 |
British Gasbritishgas.co.uk
Providing affordable energy services and support to millions of UK homes and businesses, focusing on saving energy and money. |
10,311 | |||
| 69 |
Everllenceeverllence.com
Leading propulsion, decarbonization, and efficiency solutions for shipping, energy, and industry. Reduces hard-to-abate emissions and drives the global energy transition with innovative technologies. |
10,107 | |||
| 70 |
Smiths Group plcsmiths.com
A global pioneer in engineering for over 170 years, improving the world by serving millions and creating a safer, more efficient, and better-connected world |
9,866 | |||
| 71 |
SBM Offshoresbmoffshore.com
A global leader in offshore energy solutions, focusing on sustainable and affordable energy production through innovative technology and responsible practices |
9,835 | |||
| 72 |
SPIE Francespie.fr
Global actor in energy, digital, and industrial transitions, offering concrete solutions for decarbonizing buildings, industries, and territories through various technical services. |
9,833 | |||
| 73 |
Endesaendesa.com
Leaders in electricity and natural gas sector. Providing services to millions of clients. Core business is production, transportation, distribution and commercialization of electric power. |
9,800 | |||
| 74 |
Atkinsatkinsrealis.com
World-class engineering services and nuclear organization connecting people, data, and technology to transform global infrastructure and energy systems through design and management. |
9,798 | |||
| 75 |
Plastic Omniumplasticomnium.com
Provides innovative automotive solutions: exterior systems, lighting, clean energy, and complex modules. Focuses on zero-carbon mobility through hydrogen and electrification. |
9,551 | |||
| 76 |
Allianderalliander.com
A Dutch energy network company responsible for distributing gas and electricity, promoting sustainable energy solutions, and ensuring equal access to reliable energy |
9,523 | |||
| 77 |
Mota-Engilmota-engil.com
Multinational group specializing in engineering, construction, environment, transport concessions, energy, and mining across Europe, Africa, and Latin America. |
9,395 | |||
| 78 |
Aggrekoaggreko.com
Global leader providing temporary power, temperature control, and energy solutions through innovative, modular technology for individuals seeking fulfilling careers in a diverse environment |
8,953 | |||
| 79 |
Vallourecvallourec.com
Provides benchmark tubular solutions for energy, oil and gas, industrial applications, hydrogen, CCUS, geothermal, and solar energy markets. |
8,787 | |||
| 80 |
Nexansnexans.com
Design, manufacture, and services for cable systems across transmission, grid, connectivity, and industry sectors, focusing on sustainable, decarbonized electricity. |
8,776 | |||
| 81 |
EDF (UK)edfenergy.com
Leading sustainable energy transition, building nuclear power, investing in renewables like wind and solar, and electrifying homes and businesses with low-carbon technology. |
8,774 | |||
| 82 |
Johnson Mattheymatthey.com
development of sustainable technologies supporting energy, chemicals, and automotive sectors to decarbonise, reduce emissions, and enhance sustainability |
8,592 | |||
| 83 |
Nordex Groupnordex-online.com
A global leader in onshore wind turbine development, manufacturing, and servicing, offering high-yield, cost-efficient solutions for sustainable power generation worldwide |
8,463 | |||
| 84 |
VDL Groepvdlgroep.com
An international industrial company specializing in developing and producing products, machines, components, and solutions for various sectors with over 15,000 employees worldwide |
8,395 | |||
| 85 |
Tereostereos.com
French agricultural cooperative processing beet, sugarcane, cereals, alfalfa; global presence, broad product range, customer support, environmental commitment. |
8,366 | |||
| 86 |
Réseau de Transport d'Électricitérte-france.com
Manages France's electricity grid, connecting territories and industries, developing infrastructure for a decarbonized future, ensuring constant balance and supply. |
8,223 | |||
| 87 | 8,058 | ||||
| 88 |
German Aerospace Center (DLR)dlr.de
A research center in Germany focused on aeronautics, space, energy, and more Developing solutions for global challenges with 10,000 employees |
7,780 | |||
| 89 |
Eiffageeiffage.com
Join a close-knit company valuing teamwork, innovation, and individuality to build a human-sized future, welcoming diverse talents to thrive |
7,684 | |||
| 90 |
Moevemoeveglobal.com
Production of sustainable energies based on green molecules like green hydrogen and 2G biofuels, plus ultrafast electric mobility solutions. |
7,527 | |||
| 91 |
Webuildwebuildgroup.com
A global leader in designing and constructing large, complex projects in sustainable mobility, hydropower, water infrastructure, and green buildings worldwide |
7,514 | |||
| 92 |
ÖBBholding.oebb.at
With 13 million daily passengers and 1,300 freight trains, ÖBB is a leading Austrian employer with over 42,000 employees and 2,000 apprentices |
7,419 | |||
| 93 | 7,313 | ||||
| 94 |
Reitan Retailreitanretail.no
A leading retail company in the Nordic and Baltic region operating discount grocery, convenience stores, and sustainable mobility solutions with over 3,800 outlets |
7,293 | |||
| 95 |
OPmobilityopmobility.com
It is a leader in sustainable mobility, providing diverse solutions including intelligent systems, energy storage, and software development for clients. |
7,217 | |||
| 96 |
Severn Trentseverntrent.com
Provision of clean water and safe wastewater removal for homes, schools, businesses, and hospitals, focusing on community care and quality service. |
7,000 | |||
| 97 |
John Cockerilljohncockerill.com
Designs, integrates, modernizes, maintains equipment for energy, defense, steelmaking, environment, and industry, focusing on performance, innovation, and global reach. |
6,989 | |||
| 98 |
Bonattibonattinternational.com
An international contractor with over 75 years of experience, providing engineering, construction, operation, and maintenance services to the energy industry globally |
6,940 | |||
| 99 |
Perencoperenco.com
An independent hydrocarbon producer, involved in the entire lifecycle of projects, from exploration to decommissioning, operating globally with a strong team. |
6,910 | |||
| 100 | 6,877 | ||||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 14, 2026.
More company lists in Europe
- The largest companies in Europe 213,522
- Multinational companies in Europe 42,020
- Companies with in-house R&D in Europe 20,166
- Retail chains in Europe 19,258
- Manufacturers in Europe 18,152
- Professional services firms in Europe 13,697
- SaaS companies in Europe 13,682
- Software Development companies in Europe 12,949
- Financial services firms in Europe 12,940
- IT Services and IT Consulting companies in Europe 11,705
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- Hardware manufacturers in Europe 10,563
- Family-owned companies in Europe 9,878
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- Education providers in Europe 7,925
- Companies with a mobile app in Europe 7,898
- Distributors and wholesalers in Europe 7,573
- Retail companies in Europe 6,240
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- E-commerce companies in Europe 5,864
- Hotel and hospitality groups in Europe 5,739
The same list elsewhere
- Energy companies in the world 10,501
- Energy companies in France 1,594
- Energy companies in the United Kingdom 638
- Energy companies in Germany 431
- Energy companies in Italy 228
- Energy companies in Spain 225
- Energy companies in the Netherlands 199
- Energy companies in Switzerland 151
- Energy companies in Belgium 123
- Energy companies in Norway 107
- Energy companies in Denmark 81
- Energy companies in Poland 68
- Energy companies in Sweden 66
- Energy companies in Portugal 52
- Energy companies in Ireland 42
- Energy companies in Austria 40
- Energy companies in Finland 36
- Energy companies in Greece 33
- Energy companies in the Czech Republic 30