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
$170.100.49%693.86B
CVX
Chevron
CVX
$218.280.61%425.86B
601857.SS
PetroChina
601857.SS
$1.887.93%0.344T
SHEL
Shell
SHEL
$101.720.14%288.22B
TTE
TotalEnergies
TTE
$90.450.01%198.59B
COP
ConocoPhillips
COP
$137.430.36%165.10B
NEE
Nextera Energy
NEE
$88.210.28%184.99B
0883.HK
CNOOC
0883.HK
$2.972.10%0.141T
PBR
Petrobras
PBR
$19.351.33%124.70B
BP
BP
BP
$45.590.05%117.41B
601088.SS
China Shenhua Energy
601088.SS
$7.166.26%0.155T
600028.SS
Sinopec
600028.SS
$0.8540.87%103.12B
SO
Southern Company
SO
$94.361.33%108.54B
EQNR
Equinor
EQNR
$43.200.92%102.24B
CNQ
Canadian Natural Resources
CNQ
$49.780.28%102.62B
IBE.MC
Iberdrola
IBE.MC
$25.520.75%170.27B
ENB
Enbridge
ENB
$48.410.76%107.90B
DUK
Duke Energy
DUK
$130.810.94%101.99B
EOG
EOG Resources
EOG
$147.860.54%78.75B
GLCNF
Glencore
GLCNF
$6.684.43%78.25B
SLB
Schlumberger
SLB
$50.352.36%74.31B
ENEL.MI
Enel
ENEL.MI
$10.940.81%108.67B
373220.KS
LG Energy Solution
373220.KS
$257.522.54%0.06T
MPC
Marathon Petroleum
MPC
$388.571.05%105.80B
EPD
Enterprise Products
EPD
$36.800.25%79.36B
PSX
Phillips 66
PSX
$255.421.62%99.63B
CEG
Constellation Energy
CEG
$236.013.95%83.62B
OXY
Occidental Petroleum
OXY
$57.540.37%57.52B
ET
Energy Transfer Partners
ET
$19.400.33%66.78B
VLO
Valero Energy
VLO
$360.511.32%100.54B
E
ENI
E
$56.720.32%80.76B
NGG
National Grid
NGG
$86.511.51%86.97B
SU
Suncor Energy
SU
$71.710.46%82.55B
WMB
Williams Companies
WMB
$65.842.98%82.31B
AEP
American Electric Power
AEP
$128.990.19%70.24B
PCG
Pacific Gas and Electric
PCG
$13.161.83%39.50B
SRE
Sempra Energy
SRE
$79.713.85%52.12B
OKE
Oneok
OKE
$88.320.32%55.68B
NTPC.NS
NTPC Limited
NTPC.NS
$3.341.63%0.032T
D
Dominion Energy
D
$69.790.06%61.38B
ONGC.NS
Oil & Natural Gas
ONGC.NS
$2.432.13%0.031T
TPIA.JK
Chandra Asri Petrochemical
TPIA.JK
$0.0711.15%0.00613T
MPLX
MPLX
MPLX
$56.370.21%57.10B
KMI
Kinder Morgan
KMI
$31.021.60%69.09B
ENGI.PA
ENGIE
ENGI.PA
$27.010.12%68.62B
CVE
Cenovus Energy
CVE
$28.130.93%50.83B
TRP
TC Energy
TRP
$62.930.50%65.55B
IMO
Imperial Oil
IMO
$128.120.51%60.47B
FANG
Diamondback Energy
FANG
$183.850.53%51.34B
EOAN.DE
E.ON
EOAN.DE
$21.712.60%56.75B
PEG
PSEG
PEG
$72.461.04%36.12B
WDS
Woodside Energy
WDS
$21.741.07%41.33B
ADANIGREEN.NS
Adani Green Energy
ADANIGREEN.NS
$14.931.94%0.025T
COALINDIA.NS
Coal India
COALINDIA.NS
$4.161.34%0.026T
ED
Consolidated Edison
ED
$120.580.23%44.59B
HAL
Halliburton
HAL
$32.601.23%26.96B
BKR
Baker Hughes
BKR
$47.764.23%47.43B
DVN
Devon Energy
DVN
$44.080.10%48.48B
DEWA.AE
Dubai Electricity and Water Authority (DEWA)
DEWA.AE
$0.7410.00%37.03B
XEL
Xcel Energy
XEL
$80.000.62%51.35B
IOC.NS
Indian Oil
IOC.NS
$1.531.74%0.022T
ADANIPOWER.NS
Adani Power
ADANIPOWER.NS
$2.151.14%0.042T
VST
Vistra
VST
$112.626.38%37.80B
OEWA.F
Verbund AG
OEWA.F
$83.057.63%28.85B
EIX
Edison International
EIX
$60.841.04%23.41B
RWE.DE
RWE
RWE.DE
$63.910.49%49.85B
WEC
WEC Energy Group
WEC
$117.830.24%38.77B
VWS.CO
Vestas Wind Systems
VWS.CO
$30.771.03%29.90B
PTT-R.BK
PTT PCL
PTT-R.BK
$1.162.50%0.033T
TRGP
Targa Resources
TRGP
$278.732.20%59.77B
NTGY.MC
Naturgy
NTGY.MC
$33.381.09%30.92B
DOGEF
Ørsted
DOGEF
$21.353.44%28.20B
CQP
Cheniere Energy Partners, LP
CQP
$58.232.73%28.19B
EC
Ecopetrol
EC
$15.860.38%32.61B
UN0.DE
Uniper
UN0.DE
$48.303.25%20.12B
SSE.L
SSE
SSE.L
$35.581.10%0.432B
DTE
DTE Energy
DTE
$135.111.76%28.11B
ETR
Entergy
ETR
$110.081.63%52.60B
FE
FirstEnergy
FE
$46.950.49%27.18B
ES
Eversource Energy
ES
$71.481.45%26.92B
300274.SZ
Sungrow Power Supply
300274.SZ
$12.764.89%26.46B
6505.TW
Formosa Petrochemical
6505.TW
$2.689.94%25.57B
CCJ
Cameco
CCJ
$67.306.11%29.31B
600188.SS
Yankuang Energy (Yanzhou Coal Mining)
600188.SS
$2.556.08%25.58B
PBA
Pembina Pipeline
PBA
$48.141.21%28.00B
PPL
PPL
PPL
$35.670.15%26.84B
CTRA
Coterra Energy
CTRA
$0.000000000000000.00%0.00000000000000
0002.HK
CLP Group
0002.HK
$10.200.25%25.76B
AEE
Ameren
AEE
$112.760.28%31.22B
EBK.DE
EnBW Energie
EBK.DE
$72.632.70%23.56B
CEZ.PR
ČEZ Group
CEZ.PR
$62.610.37%33.61B
FTS
Fortis
FTS
$61.010.12%31.47B
ELE.MC
Endesa
ELE.MC
$50.050.42%50.79B
1605.T
Inpex
1605.T
$22.587.85%0.026T
601012.SS
LONGi Green Energy Technology
601012.SS
$1.873.92%14.17B
FSLR
First Solar
FSLR
$192.171.21%20.65B
PKN.WA
PKN Orlen
PKN.WA
$35.750.31%41.50B
CNP
CenterPoint Energy
CNP
$40.471.40%26.82B
REP.MC
Repsol
REP.MC
$33.781.31%36.22B
CMS
CMS Energy
CMS
$70.570.58%22.13B
NESTE.HE
Neste
NESTE.HE
$30.902.10%23.74B
TATAPOWER.NS
Tata Power
TATAPOWER.NS
$3.851.26%0.012T
EQT
EQT Corporation
EQT
$51.561.84%32.25B
600011.SS
Huaneng Power
600011.SS
$1.110.82%17.54B
H.TO
Hydro One
H.TO
$40.920.23%24.56B
TOU.TO
Tourmaline Oil
TOU.TO
$45.481.11%17.67B
BPCL.NS
Bharat Petroleum
BPCL.NS
$3.354.07%0.015T
ENR.F
Siemens Energy
ENR.F
$127.396.82%108.39B
GZ5.F
Galp Energia
GZ5.F
$22.021.70%15.92B
BEP
Brookfield Renewable Partners
BEP
$30.282.04%14.76B
PTTEP.BK
PTT Exploration and Production
PTTEP.BK
$4.215.33%16.70B
TRN.MI
Terna
TRN.MI
$11.061.33%22.19B
GAIL.NS
GAIL
GAIL.NS
$1.960.12%0.013T
STO.AX
Santos
STO.AX
$5.975.41%19.37B
EDP.F
EDP Group
EDP.F
$5.590.63%23.10B
OMV.F
OMV
OMV.F
$80.530.35%26.25B
AKRBP.OL
Aker BP
AKRBP.OL
$34.439.80%21.73B
SRG.MI
Snam
SRG.MI
$7.060.80%23.71B
0916.HK
China Longyuan Power Group
0916.HK
$0.7251.16%6.06B
EDPR.LS
EDP Renováveis
EDPR.LS
$15.251.04%16.16B
9503.T
KEPCO
9503.T
$17.131.06%0.019T
0003.HK
Hong Kong and China Gas
0003.HK
$0.9390.27%17.51B
ADANIENSOL.NS
Adani Energy Solutions
ADANIENSOL.NS
$15.272.31%0.019T
OVV
Ovintiv
OVV
$62.470.37%16.78B
5020.T
ENEOS Holdings
5020.T
$8.074.66%0.021T
AES
AES
AES
$14.900.03%10.63B
WES
Western Midstream
WES
$40.554.67%16.76B
JSWENERGY.NS
JSW Energy
JSWENERGY.NS
$5.522.42%10.12B
GULF.BK
Gulf Energy Development Public Company
GULF.BK
$1.852.46%27.66B
LNT
Alliant Energy
LNT
$73.300.64%19.01B
PR
Permian Resources
PR
$22.061.67%18.47B
NI
NiSource
NI
$44.721.26%21.45B
FORTUM.HE
Fortum
FORTUM.HE
$26.091.00%23.41B
ATGL.NS
Adani Total Gas
ATGL.NS
$6.141.93%6.75B
EVRG
Evergy
EVRG
$88.372.51%20.38B
TUPRS.IS
Türkiye Petrol Rafinerileri
TUPRS.IS
$6.633.35%12.78B
PAA
Plains All American Pipeline
PAA
$24.851.43%17.53B
NVT
nVent Electric
NVT
$100.6310.80%16.26B
0836.HK
China Resources Power Holdings
0836.HK
$2.570.10%13.30B
FTI
TechnipFMC
FTI
$63.401.71%24.65B
0ZQ.F
Kazatomprom
0ZQ.F
$59.622.21%15.46B
ORG.AX
Origin Energy
ORG.AX
$8.462.10%14.58B
APA
Apache Corporation
APA
$44.971.08%15.76B
DINO
HF Sinclair
DINO
$101.542.90%17.40B
300014.SZ
EVE Energy
300014.SZ
$7.935.93%17.23B
ENELAM.SN
Enel Américas
ENELAM.SN
$0.0840.06%0.00862T
KEP
Korea Electric Power
KEP
$11.042.30%14.17B
2688.HK
ENN Energy
2688.HK
$6.260.16%6.96B
9502.T
Chubu Electric Power
9502.T
$15.780.56%0.012T
5019.T
Idemitsu Kosan
5019.T
$8.604.69%0.01T