Canada

Top 9 largest Canadian Companies in the Oil & Gas Midstream industry by Market Cap

This is the list of the largest public listed companies in the Oil & Gas Midstream industry from Canada by market capitalization with links to their reference stock.

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Top Oil & Gas Midstream Companies from Canada as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
1 Enbridge Inc. $105.24 B Canada Canadian Energy Canadian Oil & Gas Midstream
2 TC Energy Corporation $58.37 B Canada Canadian Energy Canadian Oil & Gas Midstream
3 Pembina Pipeline Corporation $22.45 B Canada Canadian Energy Canadian Oil & Gas Midstream
4 Keyera Corp. $7.46 B Canada Canadian Energy Canadian Oil & Gas Midstream
5 Topaz Energy Corp. $3.10 B Canada Canadian Energy Canadian Oil & Gas Midstream
6 Gibson Energy Inc. $3.06 B Canada Canadian Energy Canadian Oil & Gas Midstream
7 Teekay Tankers Ltd. $1.78 B Canada Canadian Energy Canadian Oil & Gas Midstream
8 Teekay Corporation $752.1 M Canada Canadian Energy Canadian Oil & Gas Midstream
9 Tidewater Midstream and Infrastructure Ltd. $80.0 M Canada Canadian Energy Canadian Oil & Gas Midstream

Top Oil & Gas Midstream Companies from Canada as of Jan. 01, 2026

1. Enbridge Inc.

Company Profile: Enbridge Inc.
Market Cap (USD): $105.24 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

2. TC Energy Corporation

Company Profile: TC Energy Corporation
Market Cap (USD): $58.37 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

3. Pembina Pipeline Corporation

Company Profile: Pembina Pipeline Corporation
Market Cap (USD): $22.45 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

4. Keyera Corp.

Company Profile: Keyera Corp.
Market Cap (USD): $7.46 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

5. Topaz Energy Corp.

Company Profile: Topaz Energy Corp.
Market Cap (USD): $3.10 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

6. Gibson Energy Inc.

Company Profile: Gibson Energy Inc.
Market Cap (USD): $3.06 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

7. Teekay Tankers Ltd.

Company Profile: Teekay Tankers Ltd.
Market Cap (USD): $1.78 B
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

8. Teekay Corporation

Company Profile: Teekay Corporation
Market Cap (USD): $752.1 M
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

9. Tidewater Midstream and Infrastructure Ltd.

Company Profile: Tidewater Midstream and Infrastructure Ltd.
Market Cap (USD): $80.0 M
Country: Canada
Sector: Canadian Energy
Industry: Canadian Oil & Gas Midstream

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