The companies in this list are predominantly large groups engaged in the energy sector, with a strong emphasis on oil and gas, utilities, and renewable energy. RGE manages a diverse portfolio in resource-based manufacturing, while Puma Energy is a global downstream energy company. Trafigura connects vital resources, and Sembcorp Industries Ltd provides sustainable energy solutions.
Several companies focus on renewable energy, such as REC, which produces solar panels, and Maxeon Solar Technologies, a solar technology company. The presence of companies like Keppel Ltd. (financial services with decarbonisation expertise) and Aden Group (decarbonization and energy transition solutions) indicates a strong drive towards sustainable practices within Singapore's energy sector.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 | 23,023 | ||||
| 2 |
Puma Energypumaenergy.com
It is a global downstream energy company providing fuels, aviation services, lubricants, LPG, and bitumen across over 35 countries. |
8,268 | |||
| 3 |
Wilmar Internationalwilmar-international.com
Integrated agribusiness covering cultivation, processing, refining, manufacturing, and distribution of edible and industrial agricultural products across global markets. |
7,865 | |||
| 4 |
Trafiguratrafigura.com
Connects vital resources globally, moving oil, metals, gas, and power, while investing in renewable energy and managing industrial assets for efficient supply chains. |
5,056 | |||
| 5 |
SMRT Corporation Ltdsmrt.com.sg
Leading Singapore public transport operator managing rail lines, bus, taxi, private hire services, enhancing commuter experience and cross-border connectivity. |
3,985 | |||
| 6 |
Sembcorp Industries Ltdsembcorp.com
Provider of sustainable energy solutions and urban development projects with a strong renewable energy portfolio across multiple countries. |
3,833 | |||
| 7 |
SP Groupspgroup.com.sg
Leading utilities provider operating electricity and gas networks, delivering sustainable energy solutions including renewables, EV charging, and digital platforms. |
2,726 | |||
| 8 |
RECrecgroup.com
Established in 1996, this solar energy company produces high-quality solar panels with patented innovations, sustainable manufacturing, and ethical business practices for a cleaner future |
1,772 | |||
| 9 |
Keppel Ltd.keppel.com
Global asset manager specializing in sustainable infrastructure, real estate, and digital connectivity with extensive renewable energy and decarbonisation expertise. |
1,615 | |||
| 10 |
Keppel FELS Ltdkeppelom.com
specialized in designing, building, and repairing jackup and semi-submersible rigs, delivering quality offshore solutions worldwide efficiently and safely |
1,492 | |||
| 11 |
Aden Groupadengroup.com
A Euro-Asian enterprise offering comprehensive solutions for decarbonization, energy transition, and productivity in the built environment through various subsidiary businesses |
1,431 | |||
| 12 |
Maxeon Solar Technologiesmaxeon.com
A leading solar technology company designing and manufacturing solar panels with a global presence, pioneering sustainable manufacturing practices in the industry |
1,155 | |||
| 13 |
MODEC Offshore Production Systems (Singapore) / Offshore Frontier Solutionsmodec.com
Engineering design, consultancy, and EPCI services for FPSO vessels and floating production systems supporting oil and gas extraction. |
1,018 | |||
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. | |||||
| 14 |
Vena Groupvenagroup.com
Leading green solutions provider driving energy and digital infrastructure transition across Asia-Pacific region, enabling a low-carbon, AI-driven future. |
928 | |||
| 15 |
Yinson Productionyinson-production.com
Independent owner and operator of floating production storage and offloading vessels specializing in sustainable designs and zero emission concepts for global energy projects. |
802 | |||
| 16 | 790 | ||||
| 17 |
Asteraster.com.sg
Provider of integrated refinery and petrochemical manufacturing operations with core infrastructure assets supporting chemical and energy solutions in Asia Pacific. |
627 | |||
| 18 |
ENGIE South East Asiaengie-sea.com
A fast-growing team in Singapore, Malaysia, and the Philippines providing energy solutions to decarbonize infrastructure and create a better world |
589 | |||
| 19 |
Golden Agri-Resources (GAR)goldenagri.com.sg
Management of extensive palm oil plantations in Indonesia, focusing on sustainable practices, community development, and seed-to-shelf agribusiness operations. |
478 | |||
| 20 |
Jadestone Energyjadestone-energy.com
A leading upstream oil and gas company in Asia Pacific region with assets in Australia, Indonesia, Malaysia, Vietnam, and pending acquisition in New Zealand |
420 | |||
| 21 |
BECIS - Energy as a Servicebe-cis.com
Develops, constructs, operates, and owns distributed energy solutions for commercial and industrial clients, enhancing sustainability and cost efficiency without capital investment. |
391 | |||
| 22 |
Energy Market Authority (EMA)ema.gov.sg
Ensures reliable, secure energy supply, promotes market competition, and develops a dynamic energy sector, aiming for a clean, resilient, sustainable future. |
374 | |||
| 23 |
JERA Global Marketsjeragm.com
Specializes in LNG, power, coal, and freight trading with deep market insights to optimize portfolios and manage energy risks globally. |
346 | |||
| 24 |
YTL PowerSerayaytlpowerseraya.com.sg
Production, wholesale, trading, and retail of electricity with subsidiaries focusing on retail, fuel management, and power plant operations in Singapore. |
320 | |||
| 25 |
StarChargestarcharge.com
Specializing in developing and manufacturing new energy vehicle charging equipment, offering a full life cycle platform for user charging needs worldwide |
184 | |||
| 26 |
Clobotics Wind Servicesclobotics.com
Clobotics Wind Services offers advanced inspection and maintenance services for wind turbines, utilizing autonomous technology to streamline the process and enhance visibility for customers |
46 | |||
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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 Nov 12, 2026.
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