United States

Top 310 largest US Companies in the Energy sector by Market Cap

This is the list of the largest public listed companies in the Energy sector from the United States by market capitalization with links to their reference stock and industry.

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Top Energy Companies from the United States as of Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
31 Western Midstream Partners, LP $14.85 B United States US Energy US Oil & Gas Midstream
32 Magellan Midstream Partners, L.P. $13.13 B

(July 1, 2023)

 United States US Energy US Oil & Gas Midstream
33 Plains All American Pipeline, L.P. $13.00 B United States US Energy US Oil & Gas Midstream
34 Antero Resources Corporation $11.55 B United States US Energy US Oil & Gas E&P
35 Viper Energy Partners LP $10.98 B United States US Energy US Oil & Gas Midstream
36 Chesapeake Energy Corp $10.79 B

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
37 Ovintiv Inc. $10.41 B United States US Energy US Oil & Gas E&P
38 Phillips 66 Partners LP $9.59 B

(March 1, 2022)

 United States US Energy US Oil & Gas Midstream
39 Range Resources Corporation $9.23 B United States US Energy US Oil & Gas E&P
40 Antero Midstream Corporation $8.68 B United States US Energy US Oil & Gas Midstream
41 DCP Midstream, LP $8.19 B

(Jan. 1, 2023)

 United States US Energy US Oil & Gas Midstream
42 Hess Midstream LP $8.06 B United States US Energy US Oil & Gas Midstream
43 Southwestern Energy Company $7.62 B

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
44 National Fuel Gas Company $7.61 B United States US Energy US Oil & Gas Integrated
45 Sunoco LP $7.50 B United States US Energy US Oil & Gas Refining & Marketing
46 APA Corp $7.22 B United States US Energy US Oil & Gas E&P
47 Apache Corporation $7.05 B United States US Energy US Oil & Gas E&P
48 Comstock Resources, Inc. $7.03 B United States US Energy US Oil & Gas E&P
49 EnLink Midstream, LLC $6.75 B

(Jan. 1, 2025)

 United States US Energy US Oil & Gas Midstream
50 PDC Energy, Inc. $6.42 B

(Jan. 1, 2025)

 United States US Energy US Oil & Gas E&P
51 Matador Resources Company $6.32 B United States US Energy US Oil & Gas E&P
52 Shell Midstream Partners, L.P. $6.22 B

(Oct. 1, 2022)

 United States US Energy US Oil & Gas Midstream
53 HollyFrontier Corporation $5.91 B

(March 1, 2022)

 United States US Energy US Oil & Gas Refining & Marketing
54 Equitrans Midstream Corporation $5.55 B

(July 1, 2024)

 United States US Energy US Oil & Gas Midstream
55 ChampionX Corporation $5.06 B United States US Energy US Oil & Gas Equipment & Services
56 Valvoline Inc. $5.05 B United States US Energy US Oil & Gas Refining & Marketing
57 NOV Inc. $4.91 B United States US Energy US Oil & Gas Equipment & Services
58 CNX Resources Corporation $4.63 B United States US Energy US Oil & Gas E&P
59 Plains GP Holdings, L.P. $4.55 B United States US Energy US Oil & Gas Midstream
60 Magnolia Oil & Gas Corporation $4.49 B United States US Energy US Oil & Gas E&P

Top Energy Companies from the United States as of Jul. 01, 2025

31. Western Midstream Partners, LP

Company Profile: Western Midstream Partners, LP
Market Cap (USD): $14.85 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

32. 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

33. Plains All American Pipeline, L.P.

Company Profile: Plains All American Pipeline, L.P.
Market Cap (USD): $13.00 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

34. Antero Resources Corporation

Company Profile: Antero Resources Corporation
Market Cap (USD): $11.55 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

35. Viper Energy Partners LP

Company Profile: Viper Energy Partners LP
Market Cap (USD): $10.98 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

36. Chesapeake Energy Corp

Company Profile: Chesapeake Energy Corp
Market Cap (USD): $10.79 B (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

37. Ovintiv Inc.

Company Profile: Ovintiv Inc.
Market Cap (USD): $10.41 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

38. 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

39. Range Resources Corporation

Company Profile: Range Resources Corporation
Market Cap (USD): $9.23 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

40. Antero Midstream Corporation

Company Profile: Antero Midstream Corporation
Market Cap (USD): $8.68 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

41. 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

42. Hess Midstream LP

Company Profile: Hess Midstream LP
Market Cap (USD): $8.06 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

43. Southwestern Energy Company

Company Profile: Southwestern Energy Company
Market Cap (USD): $7.62 B (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

44. National Fuel Gas Company

Company Profile: National Fuel Gas Company
Market Cap (USD): $7.61 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

45. Sunoco LP

Company Profile: Sunoco LP
Market Cap (USD): $7.50 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

46. APA Corp

Company Profile: APA Corp
Market Cap (USD): $7.22 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

47. Apache Corporation

Company Profile: Apache Corporation
Market Cap (USD): $7.05 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

48. Comstock Resources, Inc.

Company Profile: Comstock Resources, Inc.
Market Cap (USD): $7.03 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

49. 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

50. PDC Energy, Inc.

Company Profile: PDC Energy, Inc.
Market Cap (USD): $6.42 B (Jan. 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

51. Matador Resources Company

Company Profile: Matador Resources Company
Market Cap (USD): $6.32 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

52. 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

53. HollyFrontier Corporation

Company Profile: HollyFrontier Corporation
Market Cap (USD): $5.91 B (March 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

54. 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

55. ChampionX Corporation

Company Profile: ChampionX Corporation
Market Cap (USD): $5.06 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

56. Valvoline Inc.

Company Profile: Valvoline Inc.
Market Cap (USD): $5.05 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

57. NOV Inc.

Company Profile: NOV Inc.
Market Cap (USD): $4.91 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

58. CNX Resources Corporation

Company Profile: CNX Resources Corporation
Market Cap (USD): $4.63 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

59. Plains GP Holdings, L.P.

Company Profile: Plains GP Holdings, L.P.
Market Cap (USD): $4.55 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

60. Magnolia Oil & Gas Corporation

Company Profile: Magnolia Oil & Gas Corporation
Market Cap (USD): $4.49 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

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