| # | Company | Employees |
|---|---|---|
| 1 | 71,933 | |
| 2 |
Petrobraspetrobras.com.br
The company aims to provide ethical, safe, and competitive energy solutions while focusing on sustainability, environmental responsibility, and employee well-being |
56,267 |
| 3 | 32,000 | |
| 4 |
Raízenraizen.com.br
A global leader in bioenergy, driving the energy transition with an integrated model from production to distribution, focusing on sustainability and innovation |
28,835 |
| 5 |
CSN - Companhia Siderúrgica Nacionalcsn.com.br
One of the most efficient integrated steel complexes globally, operating in five key sectors: steelmaking, mining, logistics, cement, and energy |
20,603 |
| 6 |
Neoenergia S.A.neoenergia.com
Open capital company, Brazilian electricity sector leader. Operations span generation, transmission, distribution, and commercialization, serving 16 million customers across 18 states. |
16,000 |
| 7 |
Eletrobraseletrobras.com
Generation, transmission, commercialization, and energy efficiency programs; electric sector leader in Latin America, clean and renewable energy matrix. |
13,000 |
| 8 |
Grupo Energisagrupoenergisa.com.br
The company operates five distribution companies in Brazil, serving approximately 24 million consumers across 352 municipalities in the Northeast and Southeast regions |
12,168 |
| 9 |
Grupo Equatorialequatorialenergia.com.br
Operating across multiple utility sectors in Brazil: electricity generation, transmission, and distribution, including renewables; also sanitation, telecommunications, services, and private pension. |
10,091 |
| 10 |
Auto Postoautopostosaoroque.com.br
Brazilian leader in flexible and dynamic fuel sales, integrated lubricant marketing with a global vision while respecting risk and business limits |
9,713 |
| 11 |
Honda Brasilhonda.com.br
Manufactures motorcycles, cars, stationary engines, and quads; sells generators and outdoor equipment; operates wind energy and financial services in Brazil. |
9,696 |
| 12 |
CPFL Energiagrupocpfl.com.br
The company has been shaping the history of the Brazilian energy sector for 110 years, with a focus on distribution, generation, transmission, and services |
9,255 |
| 13 |
Ipirangaipiranga.com.br
Provider of quality fuels and services for industry, transportation, and logistics in Brazil, focusing on customer relationships, innovation, and sustainability initiatives |
8,612 |
| 14 |
Lightlight.com.br
Provides essential energy distribution, generation, and services to over 10 million people in 31 municipalities in the state of Rio de Janeiro, Brazil. |
7,516 |
| 15 |
Ultraultra.com.br
A leading Brazilian company with over 85 years of experience, operating in energy, oil, infrastructure, liquid bulk storage, retail, and digital payment services |
7,046 |
| 16 |
Copel - Companhia Paranaense de Energiacopel.com
Operates electricity generation, transmission, and distribution, serving millions of homes, plants, and commercial establishments in Paraná, Brazil, with extensive infrastructure. |
6,890 |
| 17 |
Vibravibraenergia.com.br
Largest multienergy platform in the country, leading in fuel distribution, licensed to operate Petrobras and BR Aviation brands. |
6,425 |
| 18 | 5,991 | |
| 19 |
Enel Brasilenel.com.br
Global energy player, Brazilian leader in renewable generation, providing distribution and generation services to millions of customers in São Paulo, Rio de Janeiro, and Ceará. |
5,778 |
| 20 |
Ultragazultragaz.com.br
Provides energy solutions focused on customer convenience and sustainability, serving all regions of Brazil with dedicated service. |
5,377 |
| 21 |
Grupo Mouramoura.com.br
A leading South American manufacturer of energy storage solutions, also engaged in construction, social entrepreneurship, and R&D in energy storage Committed to innovation and sustainability |
5,304 |
| 22 |
Transpetro - Petrobras Transporte S. A.transpetro.com.br
Provider of logistics solutions for the oil and gas industry, operating terminals, pipelines, ships, and storage facilities for oil, derivatives, and biofuels |
5,169 |
| 23 |
Amaggiamaggi.com.br
Agribusiness focused on soybean seed production, grain processing, fertilizer, energy, transport, and social investments in community development. |
5,122 |
| 24 |
Posto de Gasolina BR
A Brazilian oil and energy company located in Belo Horizonte, focused on operating gas stations and providing fuel services |
5,010 |
| 25 |
Supergasbras Energia Ltdasupergasbras.com.br
We are a leading distributor of LP Gas in Brazil, providing customized energy solutions to households and businesses, with a focus on quality, safety, and environmental sustainability |
4,857 |
| 26 |
Aeris Energyaerisenergy.com.br
Specializes in wind blade manufacturing with a highly skilled team focused on adding value, quality, and efficient market response |
4,719 |
| 27 |
São Martinhosaomartinho.com.br
One of the largest sucroenergetic groups in Brazil, operating four sugar and ethanol production units with high mechanization, self-sufficient energy production, and strong logistical capabilities |
4,163 |
| 28 |
Cocalcocal.com.br
A leading 100% national player in the sugarcane sector, with over 40 years of experience Produces sugar, ethanol, clean energy, and more in a sustainable manner |
3,808 |
| 29 |
Elecnor do Brasilelecnor.com.br
Global engineering and construction firm with a focus on infrastructure projects, renewable energy, and environmental initiatives, operating in 53 countries worldwide |
3,720 |
| 30 |
Usina Santa Terezinhausacucar.com.br
A representative in the sugarcane sector in Brazil with eleven production plants producing ethanol and bioelectricity in Paraná and Mato Grosso do Sul |
3,702 |
| 31 |
Perbrasperbras.com.br
A Brazilian company operating in the Oil and Gas industry for 50 years, focusing on innovation, low costs, and social responsibility |
3,602 |
| 32 |
Gran Services S.A.granihc.com
The company provides engineering, commissioning, and integrity management services for floating assets in the energy sector, as well as fiberglass composite materials for offshore industries |
3,589 |
| 33 |
Inpasainpasa.com.br
Leading industry in Latin America transforming cereals into clean and renewable solutions |
3,488 |
| 34 |
Copa Energiacopaenergia.com.br
Leading the way in innovative energy solutions, driving sustainable development with a focus on clean energy sources for a better future |
3,454 |
| 35 |
Bom Futurobomfuturo.com.br
Agricultural business focused on sustainable innovation, prioritizing respect for employees, transparency with suppliers and customers, efficiency, and societal growth |
3,276 |
| 36 |
Grupo SADAgruposada.com.br
A diverse group involved in logistics, automotive, communication, services, industry, bioenergy, sports, and social responsibility, impacting society positively for 46 years |
3,185 |
| 37 |
Santa Maria
A group based in Brazil's Southern region, specializing in paper, wood, reforestation, and energy production, with a strong focus on quality and environmental responsibility |
3,142 |
| 38 |
Itaipu Binacionalitaipu.gov.br
Hydroelectric plant with 20 units, 14,000 MW capacity, supplying major electricity portions to Brazil and Paraguay, focusing on sustainability. |
3,131 |
| 39 |
ENGIE Brasilengie.com.br
Develops businesses in power, natural gas, and energy services, focusing on renewable energy solutions, energy efficiency, and digital technology for sustainable access. |
3,019 |
| 40 |
Tabocas Participações Empreendimentos S/Atabocas.com.br
Leader in transmission line and substation construction, contributing to the expansion and improvement of the National Interconnected System, with a focus on regional development through energy generation |
2,966 |
| 41 |
AngloGold Ashanti Brasilanglogoldashanti.com.br
Leading gold producer in Brazil with nearly two centuries of operation, focusing on innovation, safety, and sustainable practices across its mining, energy, and real estate sectors. |
2,902 |
| 42 |
Grupo Nova Erasites.google.com
A leading retail group in northern Brazil with over 40 years of history, focusing on innovation, growth, and social responsibility |
2,813 |
| 43 |
Jallesjalles.com
A diversified producer of sugar, ethanol, energy, cleaning products, and yeast, with a focus on sustainability, innovation, and community development |
2,780 |
| 44 |
Enevaeneva.com.br
A leading integrated energy operator, involved in exploration, production, and supply of energy solutions Operates gas fields and power generation assets across Brazil |
2,771 |
| 45 |
Biosevraizen.com
A leading player in the sugarcane industry that produces and sells ethanol, sugar, and clean energy while valuing simplicity, people, and community development |
2,768 |
| 46 |
Nacional Gásnacionalgas.com.br
A leading provider of residential gas distribution services since 1951, offering modern gas storage, bottling, and distribution facilities throughout Brazil |
2,763 |
| 47 |
Oceanicaoceanica.com.br
Brazilian provider of services and engineering technology solutions for organizations involved in underwater activities |
2,672 |
| 48 |
Zilorzilor.com.br
A Brazilian multinational with 77 years in the sugarcane industry, producing sugar, ethanol, clean energy, natural food ingredients, with multiple production units worldwide |
2,656 |
| 49 |
BR Distribuidoravibraenergia.com.br
Energy distributor undergoing rebranding, active on social media platforms with a focus on oil and gas distribution and related services |
2,641 |
| 50 |
Ocyanocyan-sa.com
Specializing in sustainable solutions for the offshore oil and gas industry, the company focuses on safety, client partnership, and ethical operations with drilling and FPSO services |
2,637 |
| 51 |
CELESC - Centrais Elétricas de Santa Catarinacelesc.com.br
Electrical energy distributor, serving nearly all of Santa Catarina state in Southern Brazil. Part of a larger group of enterprises. |
2,547 |
| 52 |
Brasalbrasal.com.br
One of the largest business groups in the Midwest, operating in various sectors such as beverages, real estate, vehicles, fuel, and clean energy generation |
2,512 |
| 53 |
Auren Energiaaurenenergia.com.br
Provides competitive energy supply, including electricity and natural gas, for industrial, commercial, and service sectors, managing numerous power plants and consumer units. |
2,476 |
| 54 |
Usina Santa Adéliasite.usinasantaadelia.com.br
Established in 1937, this organization operates two sugar and ethanol plants in São Paulo, prioritizing quality, renewable energy production, and sustainable practices Offering career growth opportunities |
2,373 |
| 55 |
Constellation Oil Servicestheconstellation.com
A drilling contractor specializing in deep and ultra-deepwater drilling, with a focus on safety, trust, excellence, and sustainability in operations |
2,357 |
| 56 |
ALE Combustíveiswww2.ale.com.br
A major fuel distributor with 20 years of experience, operating a network of 2,000 gas stations and prioritizing innovation, excellent service, and transparency |
2,310 |
| 57 |
EDP Brasilbrasil.edp.com
Operates across the entire value chain of the electricity sector, including generation, transmission, distribution, and energy solutions for 3.4 million customers. |
2,271 |
| 58 |
ISA ENERGIA BRASILisaenergiabrasil.com.br
Leading in energy transmission, this organization transports a significant portion of Brazil's electricity annually, ensuring quality and reliability through innovation and improvements |
2,245 |
| 59 |
BP Bunge Bioenergiabp.com
A leading player in the Brazilian market for ethanol, electricity, and sugar, with 11 industrial units and 450,000 hectares of managed land |
2,124 |
| 60 |
BYD Brasilbydbrasil.com.br
Specializing in electric vehicles and solar energy technology, the company is committed to sustainability by producing emission-free vehicles and solar panels in Brazil |
2,116 |
| 61 |
Usina Coruripeusinacoruripe.com.br
A leading Brazilian producer of sugar and alcohol, focused on sustainability, community programs, and generating thousands of jobs |
2,100 |
| 62 |
Caramuru Alimentos S.A.caramuru.com
Specializing in processing corn, soy, and sunflower, the company produces vegetable oils, biodiesel, glycerin, lecithin, pellets, corn flour, and soy-based soft drinks Founded in 1964 |
2,086 |
| 63 |
PETROBRAS PETROLEO BRASILEIRO SApetrobras.com.br
A publicly traded company in the Oil and Gas industry, headquartered in Rio de Janeiro, founded in 1953 |
2,085 |
| 64 |
Usina Caetéusinacaete.com
Leading producer of sugar, ethanol, and bioenergy with 6 production units Mission to produce food, fuel, and electricity while preserving the environment and social well-being |
2,076 |
| 65 |
Eletronucleareletronuclear.gov.br
produces electricity from nuclear sources, operating Angra 1 and Angra 2 plants, supplying significant power to Rio de Janeiro with a focus on safety and environmental monitoring. |
2,020 |
| 66 |
Companhia de Ferro Ligas da Bahia - FERBASAferbasa.com.br
A leading company founded in 1961 in Brazil, specializing in mining, metallurgy, and forest resources, known for high-quality products and strong environmental commitment |
2,009 |
| 67 |
Neoenergia Coelbaneoenergiacoelba.com.br
A major player in the energy sector, it is one of the top distributors in Brazil, serving millions of customers across various states |
1,971 |
| 68 |
Usina Alta Mogiana S/Aaltamogiana.com.br
A producer of sugar, ethanol, and electric energy, emphasizing occupational safety, environmental respect, and social responsibility Capacity for large-scale production |
1,968 |
| 69 |
Grupo Bravantebravante.com.br
A Brazilian group with over 50 years of experience providing services in oil and gas, marine support, port support, shipbuilding, repair, and environmental protection |
1,914 |
| 70 |
PetroReconcavopetroreconcavo.com.br
Specialized in developing and revitalizing mature and marginal fields in onshore basins, this company started its activities in February 2000 |
1,885 |
| 71 |
Usina Alto Alegre S/Aaltoalegre.com.br
Sugar and alcohol production company with focus on co-generation of energy in the sugar and alcohol industry |
1,879 |
| 72 |
SJC Bioenergiacargill.com
Leading sugarcane energy company in Goiás, focusing on ethanol, sugar, energy, oil, protein, and fibers Employs around 15,000 people across two production units |
1,879 |
| 73 |
Data Engenhariadata.com.br
Specializing in repair and maintenance of electric motors, generators, transformers, and magnetic separators, also serving as a WEG reseller |
1,876 |
| 74 |
PRIOprio3.com.br
Leading independent oil and gas company in Brazil, focusing on efficient reservoir management and redeveloping mature fields with innovative approaches |
1,843 |
| 75 |
Cobra Brasilgrupocobra.com
Global leader in developing, building, and operating industrial facilities with a focus on renewable energy, environmental solutions, engineering, and infrastructure services worldwide |
1,826 |
| 76 |
Colombo Agroindústria S/Acolomboagroindustria.com.br
A sustainable agricultural and industrial company based in São Paulo, specializing in sugar, ethanol, and electricity production with a focus on ethics, innovation, and customer satisfaction |
1,805 |
| 77 |
Comgascomgas.com.br
A leading distributor of natural gas in Brazil with a vast network reaching over 13 million consumers in residential, commercial, and industrial sectors |
1,789 |
| 78 |
FS Fueling Sustainabilityfs.agr.br
A leading industry in Brazil producing ethanol and animal nutrition products exclusively from corn, with facilities in Mato Grosso and a presence in São Paulo |
1,775 |
| 79 |
Conecta Empreendimentos Ltda.conectae.com.br
An efficient service provider in the electrical sector, specializing in alternative energy production Highly experienced team, technological innovation, and commitment to environmental sustainability |
1,764 |
| 80 |
Sirtec Sistemas Elétricossirtec.com.br
Specializing in the construction and maintenance of electrical grids, serving clients such as RGE, COELBA, and ENEL |
1,757 |
| 81 |
3tentos3tentos.com.br
With 28 years of experience in agribusiness, this Brazilian company offers a vertical and integrated ecosystem focusing on agricultural inputs, grain origination, and processing They provide specialized consulting services to over 17,000 active clients and export agricultural products worldwide |
1,718 |
| 82 |
Eletropauloeletropaulo.com.br
A global energy group with operations in 34 countries, generating and distributing electricity and gas to millions of people |
1,708 |
| 83 |
Estaleiro EBR (Estaleiros do Brasil Ltda)ebrbrasil.com
A specialized offshore construction company in Brazil formed by a partnership between Japanese and Brazilian firms, with extensive experience in FPSO projects |
1,694 |
| 84 |
Pedra Agroindustrial S/Apedraagroindustrial.com.br
Agricultural company in operation since 1931, specializing in producing ethanol, sugar, and electricity from sugarcane in three units in Sao Paulo, prioritizing quality, sustainability, and community impact |
1,677 |
| 85 |
Odebrecht Agroindustrialodebrechtagroindustrial.com
Leading producer of ethanol, sugar, and biomass-based electricity Committed to competitiveness, valuing people, and promoting sustainability in local communities |
1,671 |
| 86 |
Consigazconsigaz.com.br
A leading distributor of LPG offering gas in cylinders and through an intelligent on-site refueling system called System Bobtail |
1,656 |
| 87 |
MWM Motores e Geradoresmwm.com.br
A Brazilian multinational specializing in structural components for capital goods, including engines, power generators, and lighting towers, with global reach |
1,637 |
| 88 |
Casa dos Ventos Energias Renováveiscasadosventos.com.br
Renewable energy solutions leader for businesses, spearheading Brazil's energy transition. Transforms natural resources into decarbonization strategies, building a sustainable future. |
1,608 |
| 89 |
TLPtlpservicos.com.br
A leading telecommunications provider with over 26 years of experience, offering comprehensive solutions for clients in Brazil with a focus on quality and cost-effective services |
1,595 |
| 90 |
Acelenacelen.com.br
An energy company investing, increasing efficiency, and boosting productivity in the Brazilian energy sector with high governance and safety standards, part of Mubadala Capital. |
1,590 |
| 91 |
Prumoprumologistica.com.br
A multi-business economic group developing a sustainable and competitive port-industry, expanding a business ecosystem while prioritizing environmental protection and ESG commitments |
1,560 |
| 92 |
Romagnole S.A.romagnole.com.br
A prominent Brazilian industry in the electricity sector, with 8 manufacturing units, serving the energy market globally with excellence and quality products |
1,545 |
| 93 |
CMAA - Companhia Mineira de Açúcar e Álcoolcmaa.ind.br
A leading player in ethanol, VHP sugar, and bioelectricity production in Minas Gerais, focused on efficient management and value creation for stakeholders |
1,519 |
| 94 |
Vallourec South Americavallourec.com
Manufacturing seamless steel pipes and providing mining, forestry, and anti-corrosive coating services for oil, gas, power generation, and diverse industrial automotive markets. |
1,509 |
| 95 |
BrasPinebraspine.com.br
A leading player in the timber industry, specializing in high-quality construction finishing products Commited to values like customer priority, integrity, and employee well-being |
1,493 |
| 96 |
Brametalbrametal.com.br
Specializing in galvanized metal structures for the electrical sector, they offer modern solutions for transmission and distribution of electrical energy, including towers, substation structures, and high-voltage line hardware |
1,481 |
| 97 |
CerradinhoBiocerradinhobio.com.br
A biofuel and bioelectricity company with a large industrial unit in Goiás, Brazil, specializing in sugarcane processing and ethanol production |
1,464 |
| 98 |
Lins Agroindustriallinsagro.com.br
A young company in the sugar-energy sector with roots dating back to 1899, focusing on operational excellence, growth, and economic contribution |
1,426 |
| 99 |
Grupo Empresarial TBgrupotb.com.br
Provider of integrated solutions for corporate fleet leasing, clean energy, workforce supply, waste management, urban cleaning, and sustainability improvement for businesses |
1,417 |
| 100 |
AES Brasilaesbrasil.com.br
Integrated energy platform offering tailored sustainable solutions for small and large businesses, from energy generation to renewable development, aiming to accelerate the future of energy |
1,410 |
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How this list is built
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 Oct 24, 2026.
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