United States

Top 50 largest US 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 the United States by market capitalization with links to their reference stock.

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Top Oil & Gas Midstream Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
1 The Williams Companies, Inc. $74.31 B United States US Energy US Oil & Gas Midstream
2 Enterprise Products Partners L.P. $69.63 B United States US Energy US Oil & Gas Midstream
3 Kinder Morgan, Inc. $61.65 B United States US Energy US Oil & Gas Midstream
4 Energy Transfer LP $56.96 B United States US Energy US Oil & Gas Midstream
5 MPLX LP $54.88 B United States US Energy US Oil & Gas Midstream
6 ONEOK, Inc. $46.82 B United States US Energy US Oil & Gas Midstream
7 Cheniere Energy, Inc. $43.47 B United States US Energy US Oil & Gas Midstream
8 Targa Resources Corp. $40.19 B United States US Energy US Oil & Gas Midstream
9 Cheniere Energy Partners, L.P. $26.14 B United States US Energy US Oil & Gas Midstream
10 Western Midstream Partners, LP $16.21 B United States US Energy US Oil & Gas Midstream
11 Magellan Midstream Partners, L.P. $13.13 B

(July 1, 2023)

 United States US Energy US Oil & Gas Midstream
12 Plains All American Pipeline, L.P. $12.85 B United States US Energy US Oil & Gas Midstream
13 Viper Energy Partners LP $12.65 B United States US Energy US Oil & Gas Midstream
14 Phillips 66 Partners LP $9.59 B

(March 1, 2022)

 United States US Energy US Oil & Gas Midstream
15 Antero Midstream Corporation $8.58 B United States US Energy US Oil & Gas Midstream
16 DCP Midstream, LP $8.19 B

(Jan. 1, 2023)

 United States US Energy US Oil & Gas Midstream
17 Hess Midstream LP $7.28 B United States US Energy US Oil & Gas Midstream
18 EnLink Midstream, LLC $6.75 B

(Jan. 1, 2025)

 United States US Energy US Oil & Gas Midstream
19 Shell Midstream Partners, L.P. $6.22 B

(Oct. 1, 2022)

 United States US Energy US Oil & Gas Midstream
20 Equitrans Midstream Corporation $5.55 B

(July 1, 2024)

 United States US Energy US Oil & Gas Midstream
21 Plains GP Holdings, L.P. $4.52 B United States US Energy US Oil & Gas Midstream
22 Enable Midstream Partners, LP $3.21 B

(Dec. 1, 2021)

 United States US Energy US Oil & Gas Midstream
23 Crestwood Equity Partners LP $2.95 B

(July 1, 2023)

 United States US Energy US Oil & Gas Midstream
24 Holly Energy Partners, L.P. $2.59 B

(Nov. 1, 2023)

 United States US Energy US Oil & Gas Midstream
25 Delek Logistics Partners, LP $2.51 B United States US Energy US Oil & Gas Midstream
26 NuStar Energy L.P. $2.35 B

(Jan. 1, 2024)

 United States US Energy US Oil & Gas Midstream
27 Rattler Midstream LP $2.23 B

(Aug. 1, 2022)

 United States US Energy US Oil & Gas Midstream
28 Genesis Energy, L.P. $1.94 B United States US Energy US Oil & Gas Midstream
29 BP Midstream Partners LP $1.80 B

(April 1, 2022)

 United States US Energy US Oil & Gas Midstream
30 Global Partners LP $1.43 B United States US Energy US Oil & Gas Midstream

Top Oil & Gas Midstream Companies from the United States as of Jan. 01, 2026

1. The Williams Companies, Inc.

Company Profile: The Williams Companies, Inc.
Market Cap (USD): $74.31 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

2. Enterprise Products Partners L.P.

Company Profile: Enterprise Products Partners L.P.
Market Cap (USD): $69.63 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

3. Kinder Morgan, Inc.

Company Profile: Kinder Morgan, Inc.
Market Cap (USD): $61.65 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

4. Energy Transfer LP

Company Profile: Energy Transfer LP
Market Cap (USD): $56.96 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

5. MPLX LP

Company Profile: MPLX LP
Market Cap (USD): $54.88 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

6. ONEOK, Inc.

Company Profile: ONEOK, Inc.
Market Cap (USD): $46.82 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

7. Cheniere Energy, Inc.

Company Profile: Cheniere Energy, Inc.
Market Cap (USD): $43.47 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

8. Targa Resources Corp.

Company Profile: Targa Resources Corp.
Market Cap (USD): $40.19 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

9. Cheniere Energy Partners, L.P.

Company Profile: Cheniere Energy Partners, L.P.
Market Cap (USD): $26.14 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

10. Western Midstream Partners, LP

Company Profile: Western Midstream Partners, LP
Market Cap (USD): $16.21 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

11. Magellan Midstream Partners, L.P.

Company Profile: Magellan Midstream Partners, L.P.
Market Cap (USD): $13.13 B (July 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

12. Plains All American Pipeline, L.P.

Company Profile: Plains All American Pipeline, L.P.
Market Cap (USD): $12.85 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

13. Viper Energy Partners LP

Company Profile: Viper Energy Partners LP
Market Cap (USD): $12.65 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

14. Phillips 66 Partners LP

Company Profile: Phillips 66 Partners LP
Market Cap (USD): $9.59 B (March 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

15. Antero Midstream Corporation

Company Profile: Antero Midstream Corporation
Market Cap (USD): $8.58 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

16. DCP Midstream, LP

Company Profile: DCP Midstream, LP
Market Cap (USD): $8.19 B (Jan. 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

17. Hess Midstream LP

Company Profile: Hess Midstream LP
Market Cap (USD): $7.28 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

18. EnLink Midstream, LLC

Company Profile: EnLink Midstream, LLC
Market Cap (USD): $6.75 B (Jan. 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

19. Shell Midstream Partners, L.P.

Company Profile: Shell Midstream Partners, L.P.
Market Cap (USD): $6.22 B (Oct. 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

20. Equitrans Midstream Corporation

Company Profile: Equitrans Midstream Corporation
Market Cap (USD): $5.55 B (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

21. Plains GP Holdings, L.P.

Company Profile: Plains GP Holdings, L.P.
Market Cap (USD): $4.52 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

22. Enable Midstream Partners, LP

Company Profile: Enable Midstream Partners, LP
Market Cap (USD): $3.21 B (Dec. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

23. Crestwood Equity Partners LP

Company Profile: Crestwood Equity Partners LP
Market Cap (USD): $2.95 B (July 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

24. Holly Energy Partners, L.P.

Company Profile: Holly Energy Partners, L.P.
Market Cap (USD): $2.59 B (Nov. 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

25. Delek Logistics Partners, LP

Company Profile: Delek Logistics Partners, LP
Market Cap (USD): $2.51 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

26. NuStar Energy L.P.

Company Profile: NuStar Energy L.P.
Market Cap (USD): $2.35 B (Jan. 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

27. Rattler Midstream LP

Company Profile: Rattler Midstream LP
Market Cap (USD): $2.23 B (Aug. 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

28. Genesis Energy, L.P.

Company Profile: Genesis Energy, L.P.
Market Cap (USD): $1.94 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

29. BP Midstream Partners LP

Company Profile: BP Midstream Partners LP
Market Cap (USD): $1.80 B (April 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

30. Global Partners LP

Company Profile: Global Partners LP
Market Cap (USD): $1.43 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

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