This U.S. industry comprises establishments primarily engaged in drilling oil and gas wells for others on a contract or fee basis. This industry includes contractors that specialize in spudding in, drilling in, redrilling, and directional drilling.

Hess Corporation

Oil & Gas Exploration & Services

Wood Group

Oil & Gas Exploration & Services

Transocean

Oil & Gas Exploration & Services

Apache Corporation

Oil & Gas Exploration & Services

Chesapeake Energy

Oil & Gas Exploration & Services

Key Energy Services

Oil & Gas Exploration & Services

Qatar Petroleum

Oil & Gas Exploration & Services

Total

Chemical Products

Diamond Offshore

Oil & Gas Exploration & Services

ADNOC Group

Oil & Gas Exploration & Services

Pioneer Natural Resources Company

Oil & Gas Exploration & Services

XTO Energy

Oil & Gas Exploration & Services

Imperial Oil

Oil & Gas Exploration & Services

Helmerich & Payne

Oil & Gas Exploration & Services

Gulf Drilling International

Oil & Gas Exploration & Services

YPF

Oil & Gas Exploration & Services

Nabors Industries

Oil & Gas Exploration & Services

PTT Group

Oil & Gas Exploration & Services

FMC Technologies Completion Services

Oil & Gas Exploration & Services

Patterson-UTI

Oil & Gas Exploration & Services