United States

Top 9 largest US Companies in the Oil & Gas Integrated industry by Market Cap

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

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

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Rank Company Market Cap (USD) Country Sector Industry
1 Exxon Mobil Corporation $522.89 B United States US Energy US Oil & Gas Integrated
2 Chevron Corporation $314.11 B United States US Energy US Oil & Gas Integrated
3 National Fuel Gas Company $7.44 B United States US Energy US Oil & Gas Integrated
4 Unit Corp $314.2 M United States US Energy US Oil & Gas Integrated
5 Adams Resources & Energy, Inc. $97.6 M

(Jan. 1, 2025)

 United States US Energy US Oil & Gas Integrated
6 Stabilis Energy, Inc. $82.2 M

(July 1, 2025)

 United States US Energy US Oil & Gas Integrated
7 Pacific Energy & Mining Co. United States US Energy US Oil & Gas Integrated
8 Savoy Energy Corp United States US Energy US Oil & Gas Integrated
9 Ojai Oil Co. United States US Energy US Oil & Gas Integrated

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

1. ExxonMobil

Company Profile: Exxon Mobil Corporation
Market Cap (USD): $522.89 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

2. Chevron

Company Profile: Chevron Corporation
Market Cap (USD): $314.11 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

3. National Fuel Gas Company

Company Profile: National Fuel Gas Company
Market Cap (USD): $7.44 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

4. Unit Corp

Company Profile: Unit Corp
Market Cap (USD): $314.2 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

5. Adams Resources & Energy, Inc.

Company Profile: Adams Resources & Energy, Inc.
Market Cap (USD): $97.6 M (Jan. 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

6. Stabilis Energy, Inc.

Company Profile: Stabilis Energy, Inc.
Market Cap (USD): $82.2 M (July 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

7. Pacific Energy & Mining Co.

Company Profile: Pacific Energy & Mining Co.
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

8. Savoy Energy Corp

Company Profile: Savoy Energy Corp
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

9. Ojai Oil Co.

Company Profile: Ojai Oil Co.
Country: United States
Sector: US Energy
Industry: US Oil & Gas Integrated

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