NAICS Code Description


213111 - Drilling Oil and Gas Wells

Top Businesses by Annual Sales for 213111 – Click for Complete Profiles:

Schlumberger LimitedPDC Energy Inc
Transocean IncAera Energy Services Company
Nabors Industries IncEnsco International Inc
Precision Drilling CorporationSeadrill Americas Inc
Antero Resources CorporationPatterson-Uti Energy Inc

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.

Cross-References. Establishments primarily engaged in--

  • Performing exploration (except geophysical surveying and mapping) services for oil and gas on a contract or fee basis--are classified in U.S. Industry 213112, Support Activities for Oil and Gas Operations; and
  • Performing geophysical surveying and mapping services for oil and gas on a contract or fee basis--are classified in Industry 541360, Geophysical Surveying and Mapping Services.
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Index Entries for 213111
213111213111213111213111Directional drilling of oil and gas wells on a contract basis
213111213111213111213111Drilling directional oil and gas field wells on a contract basis
213111213111213111213111Drilling for gas on a contract basis
213111213111213111213111Drilling for oil on a contract basis
213111213111213111213111Drilling gas and oil field wells on a contract basis
213111213111213111213111Drilling oil and gas field service wells on a contract basis
213111213111213111213111Drilling water intake wells, oil and gas field on a contract basis
213111213111213111213111Gas well drilling on a contract basis
213111213111213111213111Oil and gas well drilling services (redrilling, spudding, tailing) on a contract basis
213111213111213111213111Oil well drilling on a contract basis
213111213111213111213111Reconditioning oil and gas field wells on a contract basis
213111213111213111213111Reworking oil and gas wells on a contract basis
213111213111213111213111Service well drilling on a contract basis
213111213111213111213111Spudding in oil and gas wells on a contract basis
213111213111213111213111Tailing in oil and gas field wells on a contract basis
213111213111213111213111Water intake well drilling, oil and gas field on a contract basis
213111213111213111213111Well drilling (i.e., oil, gas, water intake wells) on a contract basis
213111213111213111213111Workover of oil and gas wells on a contract basis