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Largest Canadian Companies by Market Capitalization — Energy

Complete ranking of Canada's largest publicly traded companies by market cap. Filter by exchange and sector.

Updated October 19, 2026200 companiesTotal market cap $3375.5B

Showing 200 companies (CDRs hidden)

RankCompanySymbolRevenue (TTM)P/E RatioMarket Cap
1Toronto-Dominion Bank Pref Series 16TD-PFI:TO$60.8B3.2$164.8B
2Canadian Natural Resources LtdCNQ:TO$44.7B13.5$156.9B
3Enbridge IncENB:TO$83.5B26.3$151.7B
4Enbridge Inc Pref 3ENB-PY:TO$83.5B7.9$150.0B
5Enbridge Inc Pref 9ENB-PFA:TO$83.5B8.3$144.0B
6Enbridge Srs P Cum Red PrfENB-PP:TO$83.5B8.4$142.3B
7Enbridge Inc Pref 7ENB-PJ:TO$83.5B8.5$142.3B
8Enbridge Inc Pref 11ENB-PFC:TO$83.5B8.2$140.0B
9Enbridge Inc Pref 15ENB-PFG:TO$83.5B8.3$139.1B
10Suncor Energy IncSU:TO$56.6B15.1$130.2B
11Enbridge Inc Pref 5ENB-PFV:TO$83.5B11.3$128.2B
12TC Energy Corp Pref Series 5TRP-PC:TO$15.7B6.3$104.0B
13TC Energy Corp Pref Series 3TRP-PB:TO$15.7B6.0$102.8B
14TC Energy Corp Pref Series 1TRP-PA:TO$13.7B7.0$96.9B
15Enbridge Inc Pref LENB-PFU:TO$83.5B11.3$95.8B
16TC Energy Corp Pref Series 2TRP-PF:TO$15.7B6.6$93.2B
17Imperial Oil LtdIMO:TO$51.6B22.2$91.6B
18TC Energy CorpTRP:TO$15.7B25.6$90.8B
19Enbridge Inc Pref 1ENB-PV:TO$83.5B11.4$87.9B
20Cenovus Energy IncCVE:TO$53.9B13.0$86.1B
21Diamondback Energy IncFANG:US$16.2B38.8$57.1B
22Baker Hughes CoBKR:US$27.7B17.9$55.3B
23Cameco CorpCCO:TO$3.5B142.3$50.2B
24Enbridge Inc Pref Series 19ENB-PFK:TO-18.1$42.3B
25Pembina Pipeline CorpPPL:TO$8.0B24.9$41.2B
26Pembina Pipeline Corp Pref GPPL-PG:TO$8.0B11.6$40.7B
27Pembina Pipeline Corp Pref Series 15 Class APPL-PO:TO$8.0B11.2$40.1B
28Pembina Pipeline Corp Pref CPPL-PC:TO$8.0B11.2$39.9B
29Pembina Pipeline Corp Pref APPL-PA:TO$8.0B11.3$39.7B
30Enbridge Inc Pref 13ENB-PFE:TO-16.9$38.4B
31Pembina Pipeline Corp Pref EPPL-PE:TO$8.0B11.5$37.6B
32Pembina Pipeline Corp Pref Series 17 Class APPL-PQ:TO$8.0B11.4$36.2B
33Ovintiv IncOVV:TO$9.5B20.6$27.1B
34Tourmaline Oil Corp.TOU:TO$4.8B71.2$25.7B
35Whitecap Resources Inc.WCP:TO$7.2B17.2$24.5B
36Expand Energy CorporationEXE:US$12.7B8.1$21.6B
37ARC Resources Ltd.ARX:TO$7.2B13.7$19.2B
38Plains All American Pipeline LPPAA:US$52.3B21.8$17.8B
39AltaGas LtdALA:TO$13.7B28.4$17.6B
40APA CorporationAPA:US$8.6B10.4$17.2B
41Viper Energy UtVNOM:US$1.9B2251.0$16.2B
42Keyera Corp.KEY:TO$7.2B37.9$16.0B
43Pembina Pipeline Corp Pref Series 21PPL-PFA:TO-13.9$10.5B
44Altagas Ltd Pref GALA-PG:TO$13.7B29.5$9.5B
45Chord Energy CorpCHRD:US$6.0B10.4$8.5B
46PrairieSky Royalty LtdPSK:TO$503M35.8$8.4B
47NexGen Energy Ltd.NXE:TO--$7.9B
48Tamarack Valley Energy LtdTVE:TO$1.5B290.2$6.9B
49Plains GP Holdings LPPAGP:US$52.3B62.4$6.4B
50Athabasca Oil CorpATH:TO$1.3B25.9$5.8B
51Gibson Energy Inc.GEI:TO$12.8B33.1$5.7B
52Weatherford International plcWFRD:US$4.8B15.0$5.4B
53Sprott Physical Uranium TrustU-U:TO-16.1$5.4B
54Peyto Exploration&Development CorpPEY:TO$1.2B10.8$5.3B
55Baytex Energy CorpBTE:TO$1.7B-$5.2B
56Calumet Specialty Products PartnersCLMT:US$4.6B-$5.1B
57Paramount Resources Ltd.POU:TO$1.0B44.7$5.0B
58Topaz Energy CorpTPZ:TO$369M27.6$4.7B
59Golar LNG LimitedGLNG:US$523M31.0$4.6B
60International Petroleum CorpIPCO:TO$703M151.2$4.4B
61Patterson-UTI Energy IncPTEN:US$4.7B-$4.4B
62Enerflex Ltd.EFX:TO$2.6B61.8$4.3B
63CES Energy Solutions CorpCEU:TO$2.7B22.2$4.2B
64Torm PLC Class ATRMD:US$1.8B6.3$3.9B
65Headwater Exploration IncHWX:TO$592M19.3$3.5B
66Alliance Resource Partners LPARLP:US$2.2B12.6$3.3B
67Energy Fuels IncEFR:TO$106M-$3.2B
68Denison Mines CorpDML:TO$4M-$2.9B
69Freehold Royalties Ltd.FRU:TO$322M20.4$2.9B
70Spartan Delta CorpSDE:TO$512M40.0$2.9B
71Vermilion Energy Inc.VET:TO$1.8B-$2.8B
72Parex Resources IncPXT:TO$1.0B3.5$2.8B
73Terravest Capital IncTVK:TO$1.7B27.6$2.5B
74Cardinal Energy LtdCJ:TO$550M37.4$2.4B
75Tenaz Energy Corp.TNZ:TO$497M19.4$2.3B
76Kelt Exploration Ltd.KEL:TO$579M42.4$2.3B
77National Energy Services Reunited Corp Ordinary SharesNESR:US$1.6B20.4$1.9B
78Birchcliff Energy Ltd.BIR:TO$716M19.4$1.9B
79Valeura Energy IncVLE:TO$674M21.1$1.8B
80Advantage Oil & Gas Ltd.AAV:TO$666M21.2$1.8B
81Nextdecade CorpNEXT:US--$1.7B
82Precision Drilling CorporationPD:TO$1.9B-$1.5B
83Dorchester Minerals LPDMLP:US$186M17.4$1.5B
84Saturn Oil & Gas Inc.SOIL:TO$984M33.4$1.4B
85Trican Well Service Ltd.TCW:TO$1.2B15.2$1.4B
86Uranium Royalty CorpUROY:US$214M9.3$1.3B
87Mattr CorpMATR:TO$1.3B43.5$1.3B
88HighPeak Energy, IncHPK:US$863M-$1.3B
89Total Energy Services Inc.TOT:TO$1.2B15.9$1.3B
90Surge Energy Inc.SGY:TO$534M28.7$1.3B
91Obsidian Energy LtdOBE:TO$544M43.4$1.1B
92Pason Systems Inc.PSI:TO$413M23.1$1.1B
93Green Plains Renewable Energy IncGPRE:US$1.8B9.0$1.0B
94Logan Energy CorpLGN:V$212M21.2$878M
95ARKO Petroleum Corp.APC:US$6.0B19.2$778M
96ProFrac Holding Corp.ACDC:US$1.8B-$734M
97Ensign Energy Services IncESI:TO$1.6B-$713M
98Calfrac Well Services Ltd.CFW:TO$1.3B10.1$713M
99Uranium Royalty Corp.URC:TO$55M97.3$614M
100PHX Energy Services CorporationPHX:TO$711M13.8$606M
101Frontera Energy CorpFEC:TO$1.0B-$591M
102ShaMaran Petroleum CorpSNM:V$157M10.0$576M
103PetroTal Corp.TAL:TO$235M60.0$552M
104Hallador Energy CompanyHNRG:US$455M585.5$552M
105Gran Tierra Energy IncGTE:TO$638M-$545M
106InPlay Oil CorpIPO:TO$318M-$545M
107Tidewater Midstream and Infrastructure LtdTWM:TO$1.6B-$530M
108Northview Residential REITNRR-UN:TO-11.2$503M
109Ur Energy IncURE:TO$35M-$477M
110Ngx Energy International CorpGASX:V$33M-$467M
111North American Construction Group LtdNOA:TO$1.3B14.6$441M
112Rubellite Energy IncRBY:TO$231M16.8$426M
113Orca Energy Group IncORC-A:V$90M17.4$395M
114Journey Energy IncJOY:TO$180M14.8$380M
115New Era Energy & Digital, Inc.NUAI:US$900,915-$376M
116Alvopetro EnergyALV:V$62M9.4$358M
117Condor Energies Inc.CDR:TO$77M-$357M
118Kolibri Global Energy IncKEI:TO$72M13.9$355M
119Falcon Oil & Gas Ltd.FO:V$63,000-$344M
120E Split Corp Class AENS:TO$162M2.5$340M
121Clean Energy Fuels CorpCLNE:US$442M-$331M
122PrimeEnergy CorporationPNRG:US$178M19.9$327M
123StealthGas IncGASS:US$170M5.4$322M
124Gevo IncGEVO:US$178M-$289M
125Matrix Service CoMTRX:US$874M-$283M
126Eco Atlantic Oil & Gas LtdEOG:V$92,074-$273M
127Alto Ingredients IncALTO:US$943M5.1$268M
128Petrus Resources LtdPRQ:TO$97M-$262M
129Kolibri Global Energy Inc. Common stockKGEI:US$72M12.9$250M
130Lycos Energy Inc.LCX:V$48M25.6$236M
131Reconnaissance Energy Africa LtdRECO:V$5M-$233M
132Bonterra Energy CorpBNE:TO$242M-$232M
133enCore Energy Corp.EU:V$55M-$231M
134Imperial Petroleum IncIMPP:US$241M2.5$221M
135Smart Sand IncSND:US$387M19.5$215M
136Hemisphere Energy CorporationHME:V$84M6.7$215M
137Sintana Energy IncSEI:V--$209M
138HMH Holding Inc. Class A Common StockHMH:US$762M25.4$206M
139Arrow Exploration CorpAXL:V$93M11.8$203M
140Pine Cliff Energy LtdPNE:TO$161M-$190M
141Mega Uranium Ltd.MGA:TO-24.5$189M
142Yangarra Resources LtdYGR:TO$115M9.8$186M
143Epsilon Energy LtdEPSN:US$68M-$181M
144OMS Energy Technologies Inc.OMSE:US$156M5.4$175M
145Energy Services Of America CorpESOA:US$467M15.3$172M
146enCore Energy Corp. Common SharesEU:US$55M-$161M
147Pulse Seismic IncPSD:TO$15M308.0$156M
148FLINT Corp.FLNT:TO$603M-$154M
149Eagle Nuclear Energy Corp. Common stockNUCL:US--$150M
150CoTec Holdings Corp.CTH:V$-5,578,000-$146M
151Enterprise Group IncE:TO$40M35.2$143M
152KLX Energy Services Holdings IncKLXE:US$636M-$139M
153Greenland Energy Company Common StockGLND:US--$136M
154Laramide Resources Ltd.LAM:TO$1,575-$135M
155AKITA Drilling LtdAKT-A:TO$191M48.7$130M
156Mammoth Energy Services IncTUSK:US$68M-$130M
157Western Energy Services Corp.WRG:TO$202M-$130M
158Questerre Energy CorporationQEC:TO$140M-$129M
159Economic Investment Trust LtdEVT:TO$397M0.5$128M
160Tethys Petroleum LtdTPL:V$35M13.4$123M
161American Resources Corp Class AAREC:US$95,026-$122M
162Source Energy Services LtdSHLE:TO$587M-$121M
163SouthGobi Resources LtdSGQ:V$702M-$119M
164Dmc Global IncBOOM:US$588M-$109M
165Aemetis IncAMTX:US$230M-$105M
166New Stratus Energy IncNSE:V$36M-$97M
167Africa Energy CorpAFE:V--$95M
168Anfield Resources IncAEC:V$744,766-$89M
169Stabilis Solutions IncSLNG:US$56M-$89M
170ROK Resources IncROK:V$59M-$84M
171Martin Midstream Partners LPMMLP:US$744M-$80M
172Leishen Energy Holding Co., Ltd. Ordinary SharesLSE:US$41M456.0$78M
173Fission 3.0 CorpFUU:V--$76M
174Big Sky Industrial Inc.BSIN:US$6M-$75M
175Jericho Oil CorpJEV:V$208,333-$72M
176Helium Evolution IncHEVI:V$172,000-$71M
177Touchstone Exploration IncTXP:TO$41M2.7$71M
178Dawson Geophysical CompanyDWSN:US$104M18.6$69M
179New Fortress Energy LLCNFE:US$1.3B-$68M
180Mccoy Global IncMCB:TO$67M17.8$68M
181Drilling Tools International Corp.DTI:US$153M-$66M
182CGX Energy Inc.OYL:V$417,861-$63M
183Anfield Energy Inc.AEC:US$744,766-$61M
184XCF Global, Inc. Class A Common StockSAFX:US$15M-$58M
185PTL LTD Ordinary SharesPTLE:US$72M-$57M
186Geospace Technologies CorporationGEOS:US$92M-$57M
187Orca Energy Group IncORC-B:V$90M-$55M
188Avanti Energy IncAVN:V--$54M
189Crown Point Energy IncCWV:V$139M1.7$53M
190Source Rock Royalties LtdSRR:V$6M27.3$50M
191NXT Energy Solutions IncSFD:TO$2M-$46M
192E Split CorpENS-PA:TO$162M3.0$46M
193Stampede Drilling IncSDI:V$86M11.5$44M
194Mind Technology IncMIND:US$35M-$39M
195CO2 Energy Transition Corp. Common StockNOEM:US-65.8$39M
196TAG Oil Ltd.TAO:V$1M-$29M
197Altima Resources LtdARH:V$3M-$27M
198Canuc Resources CorpCDA:V$98,590-$26M
199Southern Energy CorpSOU:V$14M-$26M
200New Zealand Energy CorpNZ:V$4M-$24M

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Frequently Asked Questions

Which Canadian company ranks #1 by market cap in Energy?

As of October 19, 2026, Toronto-Dominion Bank Pref Series 16 (TD-PFI:TO) ranks #1 in Energy at $164.8B.

How often is this ranking updated?

The table is rebuilt from live fundamentals throughout the day. This page currently shows data as of October 19, 2026.

How many companies are in this market cap list?

This view shows 200 Canadian listings in Energy. Canadian Depositary Receipts are hidden by default.

What is the difference between TSX and TSXV?

The Toronto Stock Exchange (TSX) lists larger established companies. The TSX Venture Exchange (TSXV) lists earlier-stage companies. Use the exchange filter to separate them.

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