World

Top 900 largest companies in the Energy sector in the World by Market Cap

This is the list of the world's largest public listed companies in the Energy sector by market capitalization with links to their reference stock and industry.

World Energy Sector Analysis
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Top Energy Companies in the World as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
691 Tlou Energy Limited $30.5 M

(July 1, 2024)

 Australia Australian Energy Australian Oil & Gas E&P
692 GCM Resources plc $29.0 M United Kingdom UK Energy UK Thermal Coal
693 Sound Energy plc $28.7 M United Kingdom UK Energy UK Oil & Gas E&P
694 Power Solution Technologies Public Company Ltd $28.6 M Thailand Thai Energy Thai Oil & Gas Midstream
695 Europa Oil & Gas (Holdings) plc $28.4 M United Kingdom UK Energy UK Oil & Gas E&P
696 Petro Matad Limited $27.2 M United Kingdom UK Energy UK Oil & Gas E&P
697 Western Uranium & Vanadium Corp $26.9 M Canada Canadian Energy Canadian Uranium
698 Tigers Realm Coal Limited $26.1 M

(July 1, 2024)

 Russia Russian Energy Russian Thermal Coal
699 Trinity Exploration & Production plc $24.1 M

(July 1, 2024)

 United Kingdom UK Energy UK Oil & Gas E&P
700 Southern Energy Corp $22.5 M Canada Canadian Energy Canadian Oil & Gas E&P
701 Blue Dolphin Energy Co. $22.4 M United States US Energy US Oil & Gas Refining & Marketing
702 Pressure Technologies plc $21.3 M United Kingdom UK Energy UK Oil & Gas Equipment & Services
703 The Parkmead Group plc $21.3 M United Kingdom UK Energy UK Oil & Gas E&P
704 Battalion Oil Corporation $19.6 M United States US Energy US Oil & Gas E&P
705 Mosman Oil and Gas Limited $16.0 M Australia Australian Energy Australian Oil & Gas E&P
706 Nine Energy Service, Inc. $15.3 M United States US Energy US Oil & Gas Equipment & Services
707 Prospex Energy plc $15.3 M United Kingdom UK Energy UK Oil & Gas E&P
708 Tristar Acquisition Group $14.2 M Italy Italian Energy Italian Oil & Gas Equipment & Services
709 Plexus Holdings plc $13.4 M United Kingdom UK Energy UK Oil & Gas Equipment & Services
710 Tower Resources plc $12.6 M United Kingdom UK Energy UK Oil & Gas E&P
711 BP Prudhoe Bay Royalty Trust $10.7 M

(July 1, 2025)

 United States US Energy US Oil & Gas Refining & Marketing
712 Block Energy plc $10.2 M United Kingdom UK Energy UK Oil & Gas E&P
713 Global Petroleum Limited $9.8 M

(Jan. 1, 2025)

 Australia Australian Energy Australian Oil & Gas E&P
714 Westmount Energy Limited $8.7 M United Kingdom UK Energy UK Oil & Gas E&P
715 Marine Petroleum Trust $8.3 M United States US Energy US Oil & Gas Equipment & Services
716 Oracle Power plc $7.9 M United Kingdom UK Energy UK Thermal Coal
717 Global Strategic Group Ltd $7.3 M Hong Kong HK Energy HK Oil & Gas Refining & Marketing
718 Indus Gas Limited $7.2 M United Kingdom UK Energy UK Oil & Gas E&P
719 Reabold Resources plc $7.2 M United Kingdom UK Energy UK Oil & Gas E&P
720 Baron Oil plc $6.8 M United Kingdom UK Energy UK Oil & Gas E&P

Top Energy Companies in the World as of Jan. 01, 2026

691. Tlou Energy Limited

Company Profile: Tlou Energy Limited
Market Cap (USD): $30.5 M (July 1, 2024)
Country: Australia
Sector: Australian Energy
Industry: Australian Oil & Gas E&P

692. GCM Resources plc

Company Profile: GCM Resources plc
Market Cap (USD): $29.0 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Thermal Coal

693. Sound Energy plc

Company Profile: Sound Energy plc
Market Cap (USD): $28.7 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

694. Power Solution Technologies Public Company Ltd

Company Profile: Power Solution Technologies Public Company Ltd
Market Cap (USD): $28.6 M
Country: Thailand
Sector: Thai Energy
Industry: Thai Oil & Gas Midstream

695. Europa Oil & Gas (Holdings) plc

Company Profile: Europa Oil & Gas (Holdings) plc
Market Cap (USD): $28.4 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

696. Petro Matad Limited

Company Profile: Petro Matad Limited
Market Cap (USD): $27.2 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

697. Western Uranium & Vanadium Corp

Company Profile: Western Uranium & Vanadium Corp
Market Cap (USD): $26.9 M
Country: Canada
Sector: Canadian Energy
Industry: Canadian Uranium

698. Tigers Realm Coal Limited

Company Profile: Tigers Realm Coal Limited
Market Cap (USD): $26.1 M (July 1, 2024)
Country: Russia
Sector: Russian Energy
Industry: Russian Thermal Coal

699. Trinity Exploration & Production plc

Company Profile: Trinity Exploration & Production plc
Market Cap (USD): $24.1 M (July 1, 2024)
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

700. Southern Energy Corp

Company Profile: Southern Energy Corp
Market Cap (USD): $22.5 M
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas E&P

701. Blue Dolphin Energy Co.

Company Profile: Blue Dolphin Energy Co.
Market Cap (USD): $22.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

702. Pressure Technologies plc

Company Profile: Pressure Technologies plc
Market Cap (USD): $21.3 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas Equipment & Services

703. The Parkmead Group plc

Company Profile: The Parkmead Group plc
Market Cap (USD): $21.3 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

704. Battalion Oil Corporation

Company Profile: Battalion Oil Corporation
Market Cap (USD): $19.6 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

705. Mosman Oil and Gas Limited

Company Profile: Mosman Oil and Gas Limited
Market Cap (USD): $16.0 M
Country: Australia
Sector: Australian Energy
Industry: Australian Oil & Gas E&P

706. Nine Energy Service, Inc.

Company Profile: Nine Energy Service, Inc.
Market Cap (USD): $15.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

707. Prospex Energy plc

Company Profile: Prospex Energy plc
Market Cap (USD): $15.3 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

708. Tristar Acquisition Group

Company Profile: Tristar Acquisition Group
Market Cap (USD): $14.2 M
Country: Italy
Sector: Italian Energy
Industry: Italian Oil & Gas Equipment & Services

709. Plexus Holdings plc

Company Profile: Plexus Holdings plc
Market Cap (USD): $13.4 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas Equipment & Services

710. Tower Resources plc

Company Profile: Tower Resources plc
Market Cap (USD): $12.6 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

711. BP Prudhoe Bay Royalty Trust

Company Profile: BP Prudhoe Bay Royalty Trust
Market Cap (USD): $10.7 M (July 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

712. Block Energy plc

Company Profile: Block Energy plc
Market Cap (USD): $10.2 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

713. Global Petroleum Limited

Company Profile: Global Petroleum Limited
Market Cap (USD): $9.8 M (Jan. 1, 2025)
Country: Australia
Sector: Australian Energy
Industry: Australian Oil & Gas E&P

714. Westmount Energy Limited

Company Profile: Westmount Energy Limited
Market Cap (USD): $8.7 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

715. Marine Petroleum Trust

Company Profile: Marine Petroleum Trust
Market Cap (USD): $8.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

716. Oracle Power plc

Company Profile: Oracle Power plc
Market Cap (USD): $7.9 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Thermal Coal

717. Global Strategic Group Ltd

Company Profile: Global Strategic Group Ltd
Market Cap (USD): $7.3 M
Country: Hong Kong
Sector: HK Energy
Industry: HK Oil & Gas Refining & Marketing

718. Indus Gas Limited

Company Profile: Indus Gas Limited
Market Cap (USD): $7.2 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

719. Reabold Resources plc

Company Profile: Reabold Resources plc
Market Cap (USD): $7.2 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

720. Baron Oil plc

Company Profile: Baron Oil plc
Market Cap (USD): $6.8 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

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