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
121 Select Energy Services, Inc. $1.10 B United States US Energy US Oil & Gas Equipment & Services
122 Bristow Group Inc. $984.7 M United States US Energy US Oil & Gas Equipment & Services
123 Helix Energy Solutions Group, Inc. $980.4 M United States US Energy US Oil & Gas Equipment & Services
124 SilverBow Resources, Inc. $975.9 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
125 Sabine Royalty Trust $969.5 M United States US Energy US Oil & Gas E&P
126 Kosmos Energy Ltd. $946.5 M United States US Energy US Oil & Gas E&P
127 REX American Resources Corporation $868.9 M United States US Energy US Oil & Gas Refining & Marketing
128 CrossAmerica Partners LP $790.0 M United States US Energy US Oil & Gas Refining & Marketing
129 Target Hospitality Corp. $730.3 M United States US Energy US Oil & Gas Equipment & Services
130 Ranger Oil Corporation $717.9 M

(June 1, 2023)

 United States US Energy US Oil & Gas E&P
131 Hallador Energy Company $696.2 M United States US Energy US Thermal Coal
132 Contango Oil & Gas Company $687.2 M

(Dec. 1, 2021)

 United States US Energy US Oil & Gas E&P
133 ProPetro Holding Corp. $655.7 M United States US Energy US Oil & Gas Equipment & Services
134 Newpark Resources, Inc. $627.1 M United States US Energy US Oil & Gas Equipment & Services
135 National Energy Services Reunited Corp. $621.2 M United States US Energy US Oil & Gas Equipment & Services
136 Overseas Shipholding Group, Inc. $611.5 M

(July 1, 2024)

 United States US Energy US Oil & Gas Midstream
137 Permian Basin Royalty Trust $601.7 M United States US Energy US Oil & Gas E&P
138 Riley Exploration Permian, Inc. $596.4 M United States US Energy US Oil & Gas E&P
139 Penn Virginia Corporation $568.6 M

(June 1, 2023)

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

(Jan. 1, 2024)

 United States US Energy US Oil & Gas Equipment & Services
141 NGL Energy Partners LP $563.7 M United States US Energy US Oil & Gas Refining & Marketing
142 Tellurian Inc. $540.4 M

(July 1, 2024)

 United States US Energy US Oil & Gas E&P
143 Dril-Quip, Inc. $530.9 M United States US Energy US Oil & Gas Equipment & Services
144 Sprague Resources LP $524.8 M

(Oct. 1, 2022)

 United States US Energy US Oil & Gas Refining & Marketing
145 Solaris Oilfield Infrastructure, Inc. $498.1 M United States US Energy US Oil & Gas Equipment & Services
146 Clean Energy Fuels Corp. $475.1 M United States US Energy US Oil & Gas Refining & Marketing
147 PetroTal Corp. $459.1 M United States US Energy US Oil & Gas E&P
148 TETRA Technologies, Inc. $452.4 M United States US Energy US Oil & Gas Equipment & Services
149 Flotek Industries, Inc. $443.0 M United States US Energy US Oil & Gas Equipment & Services
150 VAALCO Energy, Inc. $407.7 M United States US Energy US Oil & Gas E&P

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

121. Select Energy Services, Inc.

Company Profile: Select Energy Services, Inc.
Market Cap (USD): $1.10 B
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

122. Bristow Group Inc.

Company Profile: Bristow Group Inc.
Market Cap (USD): $984.7 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

123. Helix Energy Solutions Group, Inc.

Company Profile: Helix Energy Solutions Group, Inc.
Market Cap (USD): $980.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

124. 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

125. Sabine Royalty Trust

Company Profile: Sabine Royalty Trust
Market Cap (USD): $969.5 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

126. Kosmos Energy Ltd.

Company Profile: Kosmos Energy Ltd.
Market Cap (USD): $946.5 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

127. REX American Resources Corporation

Company Profile: REX American Resources Corporation
Market Cap (USD): $868.9 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

128. CrossAmerica Partners LP

Company Profile: CrossAmerica Partners LP
Market Cap (USD): $790.0 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

129. Target Hospitality Corp.

Company Profile: Target Hospitality Corp.
Market Cap (USD): $730.3 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

130. 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

131. Hallador Energy Company

Company Profile: Hallador Energy Company
Market Cap (USD): $696.2 M
Country: United States
Sector: US Energy
Industry: US Thermal Coal

132. 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

133. ProPetro Holding Corp.

Company Profile: ProPetro Holding Corp.
Market Cap (USD): $655.7 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

134. Newpark Resources, Inc.

Company Profile: Newpark Resources, Inc.
Market Cap (USD): $627.1 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

135. National Energy Services Reunited Corp.

Company Profile: National Energy Services Reunited Corp.
Market Cap (USD): $621.2 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

136. Overseas Shipholding Group, Inc.

Company Profile: Overseas Shipholding Group, Inc.
Market Cap (USD): $611.5 M (July 1, 2024)
Country: United States
Sector: US Energy
Industry: US Oil & Gas Midstream

137. Permian Basin Royalty Trust

Company Profile: Permian Basin Royalty Trust
Market Cap (USD): $601.7 M
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): $596.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

139. 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

140. 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

141. NGL Energy Partners LP

Company Profile: NGL Energy Partners LP
Market Cap (USD): $563.7 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

142. 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

143. Dril-Quip, Inc.

Company Profile: Dril-Quip, Inc.
Market Cap (USD): $530.9 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

144. 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

145. Solaris Oilfield Infrastructure, Inc.

Company Profile: Solaris Oilfield Infrastructure, Inc.
Market Cap (USD): $498.1 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

146. Clean Energy Fuels Corp.

Company Profile: Clean Energy Fuels Corp.
Market Cap (USD): $475.1 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Refining & Marketing

147. PetroTal Corp.

Company Profile: PetroTal Corp.
Market Cap (USD): $459.1 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

148. TETRA Technologies, Inc.

Company Profile: TETRA Technologies, Inc.
Market Cap (USD): $452.4 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

149. Flotek Industries, Inc.

Company Profile: Flotek Industries, Inc.
Market Cap (USD): $443.0 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas Equipment & Services

150. VAALCO Energy, Inc.

Company Profile: VAALCO Energy, Inc.
Market Cap (USD): $407.7 M
Country: United States
Sector: US Energy
Industry: US Oil & Gas E&P

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