1. 탐사/생산(Upstream) 및 통합 에너지 기업
Exxon Mobil (XOM)
Chevron (CVX)
ConocoPhillips (COP)
EOG Resources (EOG)
Pioneer Natural Resources (PXD)
Apache Corporation (APA)
Continental Resources (CLR)
Diamondback Energy (FANG)
Whiting Petroleum (WLL)
SM Energy (SM)
Devon Energy (DVN)
Range Resources (RRC)
Callon Petroleum / Coterra Energy (CTRA)
Chesapeake Energy (CHK)
Southwestern Energy (SWN)
Laredo Petroleum (LPI)
Unit Corporation (UNT)
Matador Resources (MTDR)
Gulfport Energy (GPOR)
Occidental Petroleum (OXY)
2. 중류·정유/하류(Refining, Downstream, Midstream) 관련 기업
Marathon Petroleum (MPC)
Phillips 66 (PSX)
Valero Energy (VLO)
HollyFrontier (HFC)
PBF Energy (PBF)
CVR Energy (CVI)
Sunoco LP (SUN)
Murphy USA (MUSA)
ONEOK (OKE)
Williams Companies (WMB)
Kinder Morgan (KMI)
Enterprise Products Partners (EPD)
Magellan Midstream Partners (MMP)
Plains All American Pipeline (PAA)
Energy Transfer LP (ET)
Targa Resources (TRGP)
Boardwalk Pipeline Partners (BWP)
National Fuel Gas (NFG)
Enable Midstream Partners (ENBL)
ONE Gas (OGS)
ONEOK Partners (OKP)
Cheniere Energy (LNG)
MPLX LP (MPLX)
Altus Midstream Partners (AMID)
3. 석유화학 및 화학(Petrochemicals & Chemicals) 관련 기업
Dow Inc. (DOW)
LyondellBasell Industries (LYB)
Eastman Chemical Company (EMN)
Huntsman Corporation (HUN)
Westlake Chemical Corporation (WLK)
Celanese Corporation (CE)
Chemours Company (CC)
Olin Corporation (OLN)
Ashland Global Holdings (ASH)
PPG Industries (PPG)
Albemarle Corporation (ALB)
Ecolab Inc. (ECL)
The Mosaic Company (MOS)
CF Industries Holdings (CF)
Linde plc (LIN)
Air Products and Chemicals (APD)
Innophos (IPHS)
Axalta Coating Systems (AXTA)
Hexion Inc. (HXN)
Momentive Performance Materials (MPI)
Cabot Corporation (CBT)
Ingevity Corporation (NGVC)
Westlake Chemical Partners (WLKP)
Tenaris SA (TS)
4. 오일필드 서비스 및 관련 기업
Schlumberger (SLB)
Halliburton (HAL)
Baker Hughes (BKR)
National Oilwell Varco (NOV)
TechnipFMC (FTI)
Weatherford International (WFT)
Transocean (RIG)
Seadrill (SDRL)
Diamond Offshore Drilling (DO)
Helmerich & Payne (HP)
Nabors Industries (NBR)
Core Laboratories (CLB)
Patterson-UTI Energy (PTEN)
Helix Energy Solutions Group (HLX)
Oceaneering International (OII)
Valaris Ltd. (VAL)
5. 추가 관련(특수, 서비스, 소규모 등) 기업
Kraton Corporation (KRA) – 특수 고무 및 폴리머
MRC Global Inc. (MRC) – 에너지 관련 서비스
Key Energy Services (KEP) – 유정 서비스 및 기술
Ovintiv Inc. (OVV) – 통합 E&P 기업 (변화하는 시장 환경 반영)
MDU Resources Group (MDU) – 에너지 인프라 및 건설
Calfrac Well Services (CFW) – 시추 서비스
Superior Energy Services (SPN) – 오일필드 서비스
Precision Drilling Corporation (PDS) – 시추 서비스
LSB Industries (LXU) – 화학·소재 관련
EnLink Midstream Partners (ENLK) – 중류 인프라
AECOM (ACM) – 에너지 및 인프라 엔지니어링
EQT Corporation (EQT) – 천연가스 E&P
Trinseo S.A. (TSE) – 폴리머·라텍스 제조
Calumet Specialty Products Partners (CLMT) – 정유 및 화학 관련 특수제품
