Largest Energy Companies by Market Cap | Live Rankings

Saudi Aramco, founded in 1933 and listed on the Saudi Exchange (Tadawul), consistently ranks as the world’s largest energy company by market capitalization. ExxonMobil and Chevron, both traded on the NYSE, follow as the two largest U.S.-listed energy stocks.

The energy sector spans the full value chain — upstream exploration and production, midstream transportation and storage, and downstream refining and distribution. Under the GICS classification, the energy sector is narrowly defined around traditional fossil fuel companies, while newer forms of power like solar often fall under other sectors such as utilities or industrials.

The largest energy companies by market cap are dominated by integrated oil and gas majors, but the list also includes exploration-focused producers, midstream operators, and renewable energy leaders:

  • Integrated Oil & Gas: Saudi Aramco, ExxonMobil (XOM), Chevron (CVX), Shell, TotalEnergies
  • Exploration & Production: ConocoPhillips, PetroChina, CNOOC — which operates in more than 20 countries
  • Renewables & Utilities: NextEra Energy, the world’s largest producer of wind and solar power, which also owns Florida Power and Light
  • Diversified energy: France-based TotalEnergies, with strong businesses in LNG, refining, and solar and wind development

Energy stocks are inherently cyclical — their performance is tightly linked to oil prices, which fluctuate with global supply and demand. Oil and gas companies tend to carry the highest market caps due to their global scale, while renewable energy companies are generally newer and smaller. For a focused view of fossil fuel producers, see the oil and gas companies list, or explore the largest companies in the world for broader context.

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The table below lists the largest energy companies by market capitalization, covering integrated supermajors, exploration and production firms, midstream operators, and renewable energy leaders. Only publicly traded companies are included, and all data is updated regularly.

Largest energy companies
StockPriceChange %Marketcap
XOM
Exxon Mobil
XOM
$154.842.12%641.80B
CVX
Chevron
CVX
$189.231.51%371.27B
601857.SS
PetroChina
601857.SS
$1.580.47%0.29T
SHEL
Shell
SHEL
$89.602.10%247.77B
TTE
TotalEnergies
TTE
$86.271.81%191.42B
COP
ConocoPhillips
COP
$116.761.50%142.25B
NEE
Nextera Energy
NEE
$84.601.52%176.44B
0883.HK
CNOOC
0883.HK
$2.891.13%0.138T
PBR
Petrobras
PBR
$18.520.87%119.35B
BP
BP
BP
$42.232.48%108.76B
601088.SS
China Shenhua Energy
601088.SS
$6.512.26%141.28B
600028.SS
Sinopec
600028.SS
$0.7532.01%90.94B
SO
Southern Company
SO
$92.900.21%106.87B
EQNR
Equinor
EQNR
$39.463.49%93.73B
CNQ
Canadian Natural Resources
CNQ
$45.451.56%94.80B
IBE.MC
Iberdrola
IBE.MC
$23.940.68%159.78B
ENB
Enbridge
ENB
$51.700.46%112.92B
DUK
Duke Energy
DUK
$123.900.45%96.61B
EOG
EOG Resources
EOG
$136.201.47%71.44B
GLCNF
Glencore
GLCNF
$7.601.04%89.20B
SLB
Schlumberger
SLB
$51.543.27%76.49B
ENEL.MI
Enel
ENEL.MI
$11.520.21%114.34B
373220.KS
LG Energy Solution
373220.KS
$242.572.83%0.057T
MPC
Marathon Petroleum
MPC
$299.250.50%84.04B
EPD
Enterprise Products
EPD
$38.050.87%82.32B
PSX
Phillips 66
PSX
$205.521.47%82.40B
CEG
Constellation Energy
CEG
$261.101.52%93.24B
OXY
Occidental Petroleum
OXY
$56.044.14%55.74B
ET
Energy Transfer Partners
ET
$20.671.62%71.17B
VLO
Valero Energy
VLO
$302.990.20%87.24B
E
ENI
E
$54.272.73%78.75B
NGG
National Grid
NGG
$80.410.19%80.84B
SU
Suncor Energy
SU
$61.352.34%72.44B
WMB
Williams Companies
WMB
$71.760.07%87.77B
AEP
American Electric Power
AEP
$125.260.96%68.19B
PCG
Pacific Gas and Electric
PCG
$17.001.16%37.44B
SRE
Sempra Energy
SRE
$84.350.37%55.14B
OKE
Oneok
OKE
$87.930.79%55.43B
NTPC.NS
NTPC Limited
NTPC.NS
$3.631.40%0.035T
D
Dominion Energy
D
$66.802.15%58.75B
ONGC.NS
Oil & Natural Gas
ONGC.NS
$2.501.00%0.031T
TPIA.JK
Chandra Asri Petrochemical
TPIA.JK
$0.1193.40%0.01T
MPLX
MPLX
MPLX
$60.421.91%61.26B
KMI
Kinder Morgan
KMI
$31.280.51%69.59B
ENGI.PA
ENGIE
ENGI.PA
$30.690.38%77.99B
CVE
Cenovus Energy
CVE
$28.251.88%52.10B
TRP
TC Energy
TRP
$63.900.06%66.57B
IMO
Imperial Oil
IMO
$126.290.76%62.80B
FANG
Diamondback Energy
FANG
$189.631.86%53.10B
EOAN.DE
E.ON
EOAN.DE
$21.900.85%57.22B
PEG
PSEG
PEG
$75.040.66%37.40B
WDS
Woodside Energy
WDS
$22.703.09%43.15B
ADANIGREEN.NS
Adani Green Energy
ADANIGREEN.NS
$14.430.62%0.024T
COALINDIA.NS
Coal India
COALINDIA.NS
$4.370.02%0.027T
ED
Consolidated Edison
ED
$108.950.58%40.15B
HAL
Halliburton
HAL
$32.512.17%27.09B
BKR
Baker Hughes
BKR
$62.751.75%62.29B
DVN
Devon Energy
DVN
$43.112.42%49.72B
DEWA.AE
Dubai Electricity and Water Authority (DEWA)
DEWA.AE
$0.7492.83%37.44B
XEL
Xcel Energy
XEL
$76.970.30%48.08B
IOC.NS
Indian Oil
IOC.NS
$1.500.93%0.021T
ADANIPOWER.NS
Adani Power
ADANIPOWER.NS
$2.190.42%0.042T
VST
Vistra
VST
$141.380.57%47.67B
OEWA.F
Verbund AG
OEWA.F
$67.140.09%23.33B
EIX
Edison International
EIX
$67.231.60%25.87B
RWE.DE
RWE
RWE.DE
$65.272.17%48.93B
WEC
WEC Energy Group
WEC
$107.970.27%35.18B
VWS.CO
Vestas Wind Systems
VWS.CO
$27.232.41%26.68B
PTT-R.BK
PTT PCL
PTT-R.BK
$1.171.31%0.033T
TRGP
Targa Resources
TRGP
$268.233.12%57.57B
NTGY.MC
Naturgy
NTGY.MC
$33.260.42%30.81B
DOGEF
Ørsted
DOGEF
$22.002.03%427.31B
CQP
Cheniere Energy Partners, LP
CQP
$66.042.98%31.97B
EC
Ecopetrol
EC
$17.406.16%35.77B
UN0.DE
Uniper
UN0.DE
$50.271.99%20.94B
SSE.L
SSE
SSE.L
$32.001.45%0.386B
DTE
DTE Energy
DTE
$139.970.22%29.13B
ETR
Entergy
ETR
$106.490.35%49.69B
FE
FirstEnergy
FE
$47.370.88%27.40B
ES
Eversource Energy
ES
$72.060.57%27.10B
300274.SZ
Sungrow Power Supply
300274.SZ
$15.811.43%32.77B
6505.TW
Formosa Petrochemical
6505.TW
$2.080.74%19.80B
CCJ
Cameco
CCJ
$93.620.69%40.77B
600188.SS
Yankuang Energy (Yanzhou Coal Mining)
600188.SS
$3.159.98%31.63B
PBA
Pembina Pipeline
PBA
$48.001.80%27.91B
PPL
PPL
PPL
$34.620.94%26.05B
0002.HK
CLP Group
0002.HK
$9.730.20%24.58B
AEE
Ameren
AEE
$108.270.62%29.97B
EBK.DE
EnBW Energie
EBK.DE
$76.732.06%24.89B
CEZ.PR
ČEZ Group
CEZ.PR
$64.930.73%34.85B
FTS
Fortis
FTS
$55.920.67%28.57B
ELE.MC
Endesa
ELE.MC
$49.081.99%50.13B
1605.T
Inpex
1605.T
$21.951.94%0.026T
601012.SS
LONGi Green Energy Technology
601012.SS
$1.891.77%14.30B
FSLR
First Solar
FSLR
$244.143.10%26.24B
PKN.WA
PKN Orlen
PKN.WA
$41.041.66%47.64B
CNP
CenterPoint Energy
CNP
$40.670.05%26.79B
REP.MC
Repsol
REP.MC
$29.420.43%32.06B
CMS
CMS Energy
CMS
$71.200.54%22.00B
NESTE.HE
Neste
NESTE.HE
$32.830.21%25.22B
TATAPOWER.NS
Tata Power
TATAPOWER.NS
$3.981.15%0.013T
EQT
EQT Corporation
EQT
$51.600.72%32.28B
600011.SS
Huaneng Power
600011.SS
$1.041.54%16.30B
H.TO
Hydro One
H.TO
$40.271.16%24.16B
TOU.TO
Tourmaline Oil
TOU.TO
$42.510.71%16.52B
BPCL.NS
Bharat Petroleum
BPCL.NS
$3.400.78%0.015T
ENR.F
Siemens Energy
ENR.F
$176.970.84%150.58B
GZ5.F
Galp Energia
GZ5.F
$22.850.20%17.84B
BEP
Brookfield Renewable Partners
BEP
$32.730.09%15.92B
PTTEP.BK
PTT Exploration and Production
PTTEP.BK
$4.501.71%17.88B
TRN.MI
Terna
TRN.MI
$11.610.30%23.31B
GAIL.NS
GAIL
GAIL.NS
$1.860.32%0.012T
STO.AX
Santos
STO.AX
$5.380.53%17.49B
EDP.F
EDP Group
EDP.F
$5.121.05%21.18B
OMV.F
OMV
OMV.F
$73.030.32%23.82B
AKRBP.OL
Aker BP
AKRBP.OL
$34.780.52%21.97B
SRG.MI
Snam
SRG.MI
$6.700.51%22.49B
0916.HK
China Longyuan Power Group
0916.HK
$0.7071.25%5.91B
EDPR.LS
EDP Renováveis
EDPR.LS
$15.511.51%16.43B
9503.T
KEPCO
9503.T
$15.051.28%0.017T
0003.HK
Hong Kong and China Gas
0003.HK
$0.8650.66%16.14B
ADANIENSOL.NS
Adani Energy Solutions
ADANIENSOL.NS
$17.041.34%0.021T
OVV
Ovintiv
OVV
$59.863.28%16.56B
5020.T
ENEOS Holdings
5020.T
$8.251.33%0.022T
AES
AES
AES
$14.700.00%10.49B
WES
Western Midstream
WES
$46.961.76%19.40B
JSWENERGY.NS
JSW Energy
JSWENERGY.NS
$5.910.80%0.011T
GULF.BK
Gulf Energy Development Public Company
GULF.BK
$2.041.50%0.03T
LNT
Alliant Energy
LNT
$69.520.97%18.03B
PR
Permian Resources
PR
$20.282.48%17.47B
NI
NiSource
NI
$43.381.10%20.80B
FORTUM.HE
Fortum
FORTUM.HE
$22.511.88%20.20B
ATGL.NS
Adani Total Gas
ATGL.NS
$6.940.02%7.64B
EVRG
Evergy
EVRG
$83.020.05%19.14B
TUPRS.IS
Türkiye Petrol Rafinerileri
TUPRS.IS
$6.765.84%13.02B
PAA
Plains All American Pipeline
PAA
$23.521.51%16.59B
NVT
nVent Electric
NVT
$163.300.78%26.43B
0836.HK
China Resources Power Holdings
0836.HK
$2.381.42%12.33B
FTI
TechnipFMC
FTI
$69.620.51%27.30B
0ZQ.F
Kazatomprom
0ZQ.F
$67.490.34%17.50B
ORG.AX
Origin Energy
ORG.AX
$7.640.37%13.17B
ARX.TO
ARC Resources
ARX.TO
$23.491.70%13.29B
APA
Apache Corporation
APA
$36.535.40%12.91B
DINO
HF Sinclair
DINO
$82.920.07%14.74B
300014.SZ
EVE Energy
300014.SZ
$8.023.01%17.43B
ENELAM.SN
Enel Américas
ENELAM.SN
$0.0960.64%0.00987T
KEP
Korea Electric Power
KEP
$12.460.81%16.00B
2688.HK
ENN Energy
2688.HK
$5.992.57%6.66B
9502.T
Chubu Electric Power
9502.T
$17.190.11%0.013T
5019.T
Idemitsu Kosan
5019.T
$7.981.41%0.00957T