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
$138.290.35%573.20B
CVX
Chevron
CVX
$174.590.55%347.71B
601857.SS
PetroChina
601857.SS
$1.431.04%0.262T
SHEL
Shell
SHEL
$79.520.90%220.43B
TTE
TotalEnergies
TTE
$80.770.42%179.56B
COP
ConocoPhillips
COP
$109.031.20%132.83B
NEE
Nextera Energy
NEE
$86.710.05%180.83B
0883.HK
CNOOC
0883.HK
$2.830.80%0.135T
PBR
Petrobras
PBR
$16.880.75%108.75B
BP
BP
BP
$39.671.45%102.14B
601088.SS
China Shenhua Energy
601088.SS
$6.130.61%133.00B
600028.SS
Sinopec
600028.SS
$0.7051.27%85.19B
SO
Southern Company
SO
$93.800.76%105.74B
EQNR
Equinor
EQNR
$32.781.24%81.62B
CNQ
Canadian Natural Resources
CNQ
$41.531.16%86.61B
IBE.MC
Iberdrola
IBE.MC
$24.291.73%160.08B
ENB
Enbridge
ENB
$54.970.76%120.03B
DUK
Duke Energy
DUK
$124.090.19%96.74B
EOG
EOG Resources
EOG
$131.681.30%70.13B
GLCNF
Glencore
GLCNF
$7.430.93%87.70B
SLB
Schlumberger
SLB
$47.381.48%70.84B
ENEL.MI
Enel
ENEL.MI
$11.261.19%111.72B
373220.KS
LG Energy Solution
373220.KS
$252.354.70%0.059T
MPC
Marathon Petroleum
MPC
$246.761.58%72.04B
EPD
Enterprise Products
EPD
$36.510.26%78.98B
PSX
Phillips 66
PSX
$168.051.15%67.38B
CEG
Constellation Energy
CEG
$276.480.88%98.73B
OXY
Occidental Petroleum
OXY
$51.740.15%51.46B
ET
Energy Transfer Partners
ET
$18.900.78%65.02B
VLO
Valero Energy
VLO
$240.981.98%71.55B
E
ENI
E
$49.581.28%72.52B
NGG
National Grid
NGG
$81.132.12%80.73B
SU
Suncor Energy
SU
$55.650.58%65.71B
WMB
Williams Companies
WMB
$75.333.02%92.12B
AEP
American Electric Power
AEP
$129.891.72%70.67B
PCG
Pacific Gas and Electric
PCG
$16.600.75%36.56B
SRE
Sempra Energy
SRE
$91.811.23%60.02B
OKE
Oneok
OKE
$85.951.08%54.15B
NTPC.NS
NTPC Limited
NTPC.NS
$3.890.34%0.038T
D
Dominion Energy
D
$68.610.29%60.34B
ONGC.NS
Oil & Natural Gas
ONGC.NS
$2.600.32%0.033T
TPIA.JK
Chandra Asri Petrochemical
TPIA.JK
$0.1086.31%0.00936T
MPLX
MPLX
MPLX
$57.100.46%57.94B
KMI
Kinder Morgan
KMI
$32.091.58%71.39B
ENGI.PA
ENGIE
ENGI.PA
$31.161.30%79.17B
CVE
Cenovus Energy
CVE
$25.551.55%47.65B
TRP
TC Energy
TRP
$68.761.56%71.63B
IMO
Imperial Oil
IMO
$113.691.01%56.53B
FANG
Diamondback Energy
FANG
$187.182.00%52.66B
EOAN.DE
E.ON
EOAN.DE
$20.411.22%53.33B
PEG
PSEG
PEG
$80.761.08%40.24B
WDS
Woodside Energy
WDS
$20.230.90%38.46B
ADANIGREEN.NS
Adani Green Energy
ADANIGREEN.NS
$16.433.16%0.027T
COALINDIA.NS
Coal India
COALINDIA.NS
$4.760.51%0.029T
ED
Consolidated Edison
ED
$107.380.96%39.57B
HAL
Halliburton
HAL
$34.630.86%28.93B
BKR
Baker Hughes
BKR
$58.380.06%57.91B
DVN
Devon Energy
DVN
$42.811.63%49.37B
DEWA.AE
Dubai Electricity and Water Authority (DEWA)
DEWA.AE
$0.7812.14%39.07B
XEL
Xcel Energy
XEL
$78.581.50%49.05B
IOC.NS
Indian Oil
IOC.NS
$1.530.66%0.022T
ADANIPOWER.NS
Adani Power
ADANIPOWER.NS
$2.480.87%0.048T
VST
Vistra
VST
$169.593.71%57.18B
OEWA.F
Verbund AG
OEWA.F
$63.510.27%22.06B
EIX
Edison International
EIX
$72.010.17%27.71B
RWE.DE
RWE
RWE.DE
$63.740.91%45.48B
WEC
WEC Energy Group
WEC
$113.331.04%36.91B
VWS.CO
Vestas Wind Systems
VWS.CO
$28.260.77%27.73B
PTT-R.BK
PTT PCL
PTT-R.BK
$1.091.42%0.031T
TRGP
Targa Resources
TRGP
$262.251.42%56.29B
NTGY.MC
Naturgy
NTGY.MC
$32.760.14%30.35B
DOGEF
Ørsted
DOGEF
$22.800.00%442.85B
CQP
Cheniere Energy Partners, LP
CQP
$59.782.98%28.94B
EC
Ecopetrol
EC
$16.222.17%33.35B
UN0.DE
Uniper
UN0.DE
$53.820.42%22.41B
SSE.L
SSE
SSE.L
$31.000.95%0.374B
DTE
DTE Energy
DTE
$147.240.58%30.63B
ETR
Entergy
ETR
$112.471.22%51.50B
FE
FirstEnergy
FE
$46.880.91%27.11B
ES
Eversource Energy
ES
$70.020.61%26.33B
300274.SZ
Sungrow Power Supply
300274.SZ
$24.1511.21%50.06B
6505.TW
Formosa Petrochemical
6505.TW
$1.700.93%16.22B
CCJ
Cameco
CCJ
$107.751.18%46.93B
600188.SS
Yankuang Energy (Yanzhou Coal Mining)
600188.SS
$2.932.37%29.42B
PBA
Pembina Pipeline
PBA
$46.651.07%27.12B
PPL
PPL
PPL
$35.720.96%26.87B
0002.HK
CLP Group
0002.HK
$9.280.62%23.44B
AEE
Ameren
AEE
$109.761.00%30.38B
EBK.DE
EnBW Energie
EBK.DE
$80.471.15%26.11B
CEZ.PR
ČEZ Group
CEZ.PR
$56.901.01%30.54B
FTS
Fortis
FTS
$56.240.27%28.63B
ELE.MC
Endesa
ELE.MC
$43.940.79%45.01B
1605.T
Inpex
1605.T
$21.381.49%0.025T
601012.SS
LONGi Green Energy Technology
601012.SS
$1.953.04%14.81B
FSLR
First Solar
FSLR
$265.252.93%28.50B
PKN.WA
PKN Orlen
PKN.WA
$34.330.90%39.86B
CNP
CenterPoint Energy
CNP
$43.341.21%28.35B
REP.MC
Repsol
REP.MC
$24.800.37%27.13B
CMS
CMS Energy
CMS
$74.251.19%22.94B
NESTE.HE
Neste
NESTE.HE
$30.691.06%23.58B
TATAPOWER.NS
Tata Power
TATAPOWER.NS
$4.300.89%0.014T
EQT
EQT Corporation
EQT
$51.180.91%32.01B
600011.SS
Huaneng Power
600011.SS
$1.141.05%17.90B
H.TO
Hydro One
H.TO
$40.061.41%24.04B
TOU.TO
Tourmaline Oil
TOU.TO
$42.990.41%16.69B
BPCL.NS
Bharat Petroleum
BPCL.NS
$3.270.65%0.014T
ENR.F
Siemens Energy
ENR.F
$194.300.46%165.32B
GZ5.F
Galp Energia
GZ5.F
$21.382.30%17.23B
BEP
Brookfield Renewable Partners
BEP
$35.992.13%23.15B
PTTEP.BK
PTT Exploration and Production
PTTEP.BK
$4.060.37%16.11B
TRN.MI
Terna
TRN.MI
$11.620.70%23.31B
GAIL.NS
GAIL
GAIL.NS
$1.881.96%0.012T
STO.AX
Santos
STO.AX
$5.110.00%16.61B
EDP.F
EDP Group
EDP.F
$5.071.12%20.98B
OMV.F
OMV
OMV.F
$64.480.45%21.02B
AKRBP.OL
Aker BP
AKRBP.OL
$32.380.19%20.46B
SRG.MI
Snam
SRG.MI
$7.170.16%24.05B
0916.HK
China Longyuan Power Group
0916.HK
$0.680.38%5.69B
EDPR.LS
EDP Renováveis
EDPR.LS
$16.012.19%16.97B
9503.T
KEPCO
9503.T
$14.500.60%0.016T
0003.HK
Hong Kong and China Gas
0003.HK
$0.8550.89%15.95B
ADANIENSOL.NS
Adani Energy Solutions
ADANIENSOL.NS
$16.322.12%0.02T
OVV
Ovintiv
OVV
$53.993.01%15.17B
5020.T
ENEOS Holdings
5020.T
$7.760.99%0.021T
AES
AES
AES
$14.650.21%10.45B
WES
Western Midstream
WES
$43.100.33%17.81B
JSWENERGY.NS
JSW Energy
JSWENERGY.NS
$6.172.10%0.011T
GULF.BK
Gulf Energy Development Public Company
GULF.BK
$1.864.30%27.82B
LNT
Alliant Energy
LNT
$73.580.79%19.00B
PR
Permian Resources
PR
$18.892.50%16.27B
NI
NiSource
NI
$47.730.98%22.88B
FORTUM.HE
Fortum
FORTUM.HE
$22.953.12%20.59B
ATGL.NS
Adani Total Gas
ATGL.NS
$7.770.84%8.55B
EVRG
Evergy
EVRG
$83.621.35%19.27B
TUPRS.IS
Türkiye Petrol Rafinerileri
TUPRS.IS
$4.752.73%9.15B
PAA
Plains All American Pipeline
PAA
$21.440.45%15.12B
NVT
nVent Electric
NVT
$182.403.04%29.50B
0836.HK
China Resources Power Holdings
0836.HK
$2.320.76%12.04B
FTI
TechnipFMC
FTI
$66.341.80%26.45B
0ZQ.F
Kazatomprom
0ZQ.F
$68.321.65%17.72B
ORG.AX
Origin Energy
ORG.AX
$7.560.37%13.02B
ARX.TO
ARC Resources
ARX.TO
$21.431.81%12.14B
APA
Apache Corporation
APA
$33.922.69%11.99B
DINO
HF Sinclair
DINO
$64.780.43%11.68B
300014.SZ
EVE Energy
300014.SZ
$10.375.36%22.55B
ENELAM.SN
Enel Américas
ENELAM.SN
$0.0931.20%0.00953T
KEP
Korea Electric Power
KEP
$12.742.04%16.35B
2688.HK
ENN Energy
2688.HK
$5.581.35%6.21B
9502.T
Chubu Electric Power
9502.T
$17.751.44%0.013T
5019.T
Idemitsu Kosan
5019.T
$7.770.44%0.00935T