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 Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
121 MRC Global Inc. $1.13 B

(July 1, 2025)

 United States US Energy US Oil & Gas Equipment & Services
122 Dorchester Minerals, L.P. $1.12 B United States US Energy US Oil & Gas E&P
123 Bristow Group Inc. $1.08 B United States US Energy US Oil & Gas Equipment & Services
124 REX American Resources Corporation $1.07 B United States US Energy US Oil & Gas Refining & Marketing
125 Dorian LPG Ltd. $1.06 B United States US Energy US Oil & Gas Midstream
126 Sabine Royalty Trust $1.02 B United States US Energy US Oil & Gas E&P
127 ProPetro Holding Corp. $1.02 B United States US Energy US Oil & Gas Equipment & Services
128 Newpark Resources, Inc. $1.02 B United States US Energy US Oil & Gas Equipment & Services
129 SilverBow Resources, Inc. $975.9 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
130 Helix Energy Solutions Group, Inc. $941.3 M United States US Energy US Oil & Gas Equipment & Services
131 Hallador Energy Company $848.5 M United States US Energy US Thermal Coal
132 Permian Basin Royalty Trust $819.8 M United States US Energy US Oil & Gas E&P
133 Target Hospitality Corp. $808.2 M United States US Energy US Oil & Gas Equipment & Services
134 CrossAmerica Partners LP $786.0 M United States US Energy US Oil & Gas Refining & Marketing
135 Dril-Quip, Inc. $783.3 M United States US Energy US Oil & Gas Equipment & Services
136 Ranger Oil Corporation $717.9 M

(June 1, 2023)

 United States US Energy US Oil & Gas E&P
137 Contango Oil & Gas Company $687.2 M

(Dec. 1, 2021)

 United States US Energy US Oil & Gas E&P
138 Riley Exploration Permian, Inc. $586.3 M United States US Energy US Oil & Gas E&P
139 Ur-Energy Inc. $575.6 M United States US Energy US Uranium
140 Penn Virginia Corporation $568.6 M

(June 1, 2023)

 United States US Energy US Oil & Gas E&P
141 Boart Longyear Limited $568.4 M

(Jan. 1, 2024)

 United States US Energy US Oil & Gas Equipment & Services
142 HighPeak Energy, Inc. $563.8 M United States US Energy US Oil & Gas E&P
143 SandRidge Energy, Inc. $543.5 M United States US Energy US Oil & Gas E&P
144 Tellurian Inc. $540.4 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
145 Sprague Resources LP $524.8 M

(Oct. 1, 2022)

 United States US Energy US Oil & Gas Refining & Marketing
146 Flotek Industries, Inc. $512.5 M United States US Energy US Oil & Gas Equipment & Services
147 Clean Energy Fuels Corp. $473.7 M United States US Energy US Oil & Gas Refining & Marketing
148 Forum Energy Technologies, Inc. $455.4 M United States US Energy US Oil & Gas Equipment & Services
149 Natural Gas Services Group, Inc. $432.2 M United States US Energy US Oil & Gas Equipment & Services
150 Oil States International, Inc. $428.4 M United States US Energy US Oil & Gas Equipment & Services

Top Energy Companies from the United States as of Jan. 01, 2026

121. MRC Global Inc.

Company Profile: MRC Global Inc.
Market Cap (USD): $1.13 B (July 1, 2025)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

122. Dorchester Minerals, L.P.

Company Profile: Dorchester Minerals, L.P.
Market Cap (USD): $1.12 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

123. Bristow Group Inc.

Company Profile: Bristow Group Inc.
Market Cap (USD): $1.08 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

124. REX American Resources Corporation

Company Profile: REX American Resources Corporation
Market Cap (USD): $1.07 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

125. Dorian LPG Ltd.

Company Profile: Dorian LPG Ltd.
Market Cap (USD): $1.06 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

126. Sabine Royalty Trust

Company Profile: Sabine Royalty Trust
Market Cap (USD): $1.02 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

127. ProPetro Holding Corp.

Company Profile: ProPetro Holding Corp.
Market Cap (USD): $1.02 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

128. Newpark Resources, Inc.

Company Profile: Newpark Resources, Inc.
Market Cap (USD): $1.02 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

129. SilverBow Resources, Inc.

Company Profile: SilverBow Resources, Inc.
Market Cap (USD): $975.9 M (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

130. Helix Energy Solutions Group, Inc.

Company Profile: Helix Energy Solutions Group, Inc.
Market Cap (USD): $941.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

131. Hallador Energy Company

Company Profile: Hallador Energy Company
Market Cap (USD): $848.5 M
Country: United States
Sector: US Energy
Industry: US Thermal Coal

132. Permian Basin Royalty Trust

Company Profile: Permian Basin Royalty Trust
Market Cap (USD): $819.8 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

133. Target Hospitality Corp.

Company Profile: Target Hospitality Corp.
Market Cap (USD): $808.2 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

134. CrossAmerica Partners LP

Company Profile: CrossAmerica Partners LP
Market Cap (USD): $786.0 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

135. Dril-Quip, Inc.

Company Profile: Dril-Quip, Inc.
Market Cap (USD): $783.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

136. Ranger Oil Corporation

Company Profile: Ranger Oil Corporation
Market Cap (USD): $717.9 M (June 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

137. Contango Oil & Gas Company

Company Profile: Contango Oil & Gas Company
Market Cap (USD): $687.2 M (Dec. 1, 2021)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

138. Riley Exploration Permian, Inc.

Company Profile: Riley Exploration Permian, Inc.
Market Cap (USD): $586.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

139. Ur-Energy Inc.

Company Profile: Ur-Energy Inc.
Market Cap (USD): $575.6 M
Country: United States
Sector: US Energy
Industry: US Uranium

140. Penn Virginia Corporation

Company Profile: Penn Virginia Corporation
Market Cap (USD): $568.6 M (June 1, 2023)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

141. Boart Longyear Limited

Company Profile: Boart Longyear Limited
Market Cap (USD): $568.4 M (Jan. 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

142. HighPeak Energy, Inc.

Company Profile: HighPeak Energy, Inc.
Market Cap (USD): $563.8 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

143. SandRidge Energy, Inc.

Company Profile: SandRidge Energy, Inc.
Market Cap (USD): $543.5 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

144. Tellurian Inc.

Company Profile: Tellurian Inc.
Market Cap (USD): $540.4 M (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

145. Sprague Resources LP

Company Profile: Sprague Resources LP
Market Cap (USD): $524.8 M (Oct. 1, 2022)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

146. Flotek Industries, Inc.

Company Profile: Flotek Industries, Inc.
Market Cap (USD): $512.5 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

147. Clean Energy Fuels Corp.

Company Profile: Clean Energy Fuels Corp.
Market Cap (USD): $473.7 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

148. Forum Energy Technologies, Inc.

Company Profile: Forum Energy Technologies, Inc.
Market Cap (USD): $455.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

149. Natural Gas Services Group, Inc.

Company Profile: Natural Gas Services Group, Inc.
Market Cap (USD): $432.2 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

150. Oil States International, Inc.

Company Profile: Oil States International, Inc.
Market Cap (USD): $428.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

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