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Employers

Most-Cited Employers in NAICS 213111

Sorted by total violation count.

OtherTX
Ensign Energy Drilling (rig No. 775)
1 inspection · 1 violation
Pecos·$12,000 penalties·Last: Dec 7, 2021
OtherTX
Akita Drilling Inc. (rig No. 523)
1 inspection · 1 violation
Pecos·$8,000 penalties·Last: Dec 7, 2021
OtherCA
Pacific Petroleum California Inc
1 inspection · 1 violation
Playa Del Rey·$185 penalties·Last: Oct 27, 2021
OtherWA
Wa317966017 - Downing Diversified Llc
1 inspection · 1 violation
Fall City·Last: Oct 11, 2021
OtherUT
Major Drilling America Inc
1 inspection · 1 violation
Fairfield·$500 penalties·Last: Aug 23, 2021
OtherTX
Crisco Operating Llc
1 inspection · 1 violation
Houston·$4,096 penalties·Last: Jul 22, 2021
OtherWY
Unit Drilling Company
1 inspection · 1 violation
Wright·$5,210 penalties·Last: May 13, 2021
OtherAZ
Morex Investments, Llc
1 inspection · 1 violation
Maricopa·$3,000 penalties·Last: Dec 9, 2020
OtherOH
Diversified Production, Llc
1 inspection · 1 violation
Homeworth·$6,940 penalties·Last: Jul 22, 2020
OtherNV
R Directional Drilling & Underground Technology Inc
1 inspection · 1 violation
Las Vegas·$1,000 penalties·Last: Apr 22, 2020
OtherKY
62626 - Rock Drilling Inc
1 inspection · 1 violation
Valley Station·Last: Mar 30, 2020
OtherTX
River And Roads Directional Drilling, Llc
1 inspection · 1 violation
Weatherford·$2,065 penalties·Last: Feb 26, 2020
OtherLA
Baywater Drilling, Llc
1 inspection · 1 violation
Gibson·$1,000 penalties·Last: Feb 3, 2020
OtherWV
Southwestern Drilling Company
1 inspection · 1 violation
Cameron·$8,675 penalties·Last: Jan 29, 2020
OtherOH
Penn Mechanical Group, Inc.
1 inspection · 1 violation
Saint Clairsville·$8,502 penalties·Last: Jan 28, 2020
OtherCO
Reliance Oilfield Services Llc
1 inspection · 1 violation
Johnstown·Last: Jul 22, 2019
OtherTX
Double K Drilling, Llc, Rig #8
1 inspection · 1 violation
Odessa·$2,400 penalties·Last: Jul 15, 2019
OtherTX
Eastham Drilling Inc.
4 inspections · 1 violation
Garden City·$7,876 penalties·Last: May 8, 2019
OtherOK
Unit Drilling Company
4 inspections · 1 violation
Thomas·Last: Feb 10, 2019
OtherOK
Helmerich & Payne International Drilling Co.
1 inspection · 1 violation
Oklahoma City·$1,705 penalties·Last: Jan 22, 2019
OtherTX
Helmerich & Payne International Driling Co.
1 inspection · 1 violation
Tilden·Last: Jan 9, 2019
OtherCA
Ensign United States Drilling (california) Inc.
4 inspections · 1 violation
Coalinga·$750 penalties·Last: Jan 9, 2019
OtherCO
Cyclone Drilling, Inc
2 inspections · 1 violation
Meeker·Last: Dec 11, 2018
OtherUT
Sst Energy Corp
1 inspection · 1 violation
Roosevelt·$750 penalties·Last: Nov 15, 2018
OtherTX
Performance Drilling Company, Llc
1 inspection · 1 violation
Silsbee·$9,282 penalties·Last: Oct 29, 2018
OtherUT
Stone Well Service, Llc
1 inspection · 1 violation
Roosevelt·$2,500 penalties·Last: Oct 9, 2018
OtherTX
Express Energy Services
1 inspection · 1 violation
Coyanosa·$4,000 penalties·Last: Aug 6, 2018
OtherTX
Rathole Drilling, Inc.
1 inspection · 1 violation
Gillett·$600 penalties·Last: Jul 16, 2018
OtherCA
C&j Energy Services, Inc.
1 inspection · 1 violation
Mc Kittrick·$750 penalties·Last: Jul 6, 2018
OtherPA
U.s. Well Services Llc
1 inspection · 1 violation
West Finley·$12,934 penalties·Last: Jun 28, 2018
OtherCA
Paul Graham Drilling & Service Co
1 inspection · 1 violation
Calipatria·Last: Jun 4, 2018
OtherTX
Horizontal Well Drillers, Llc
1 inspection · 1 violation
Wickett·$1,500 penalties·Last: Apr 19, 2018
OtherMI
Energy One Holdings Llc
2 inspections · 0 violations
Kalkaska·Last: May 21, 2026
OtherMI
Wolverine Gas And Oil Corp.
1 inspection · 0 violations
Grand Rapids·Last: Apr 30, 2026
OtherMI
Bigard & Huggard Drilling Inc
2 inspections · 0 violations
Mount Pleasant·Last: Apr 30, 2026
OtherOH
Plants And Goodwin, Inc.
1 inspection · 0 violations
Portage·Last: Apr 15, 2026
OtherNM
Baywater Drilling Llc
1 inspection · 0 violations
Aztec·Last: Mar 27, 2026
OtherNM
Hilcorp Energy Company
2 inspections · 0 violations
Aztec·Last: Mar 25, 2026
OtherVA
Davidson Drilling, Inc.
1 inspection · 0 violations
Roanoke·Last: Mar 17, 2026
OtherOK
D.j.f. Services Inc.
1 inspection · 0 violations
Macomb·Last: Mar 12, 2026
OtherCA
Access Soil Drilling
1 inspection · 0 violations
Sunnyvale·Last: Feb 12, 2026
OtherTX
Pinnergy Ltd
1 inspection · 0 violations
Kent·Last: Feb 11, 2026
OtherTX
Bpx Operating Company
3 inspections · 0 violations
Orla·Last: Feb 11, 2026
OtherTX
Capitan Energy Inc.
2 inspections · 0 violations
Kent·Last: Feb 11, 2026
OtherTX
Helmerich And Payne, Inc.
1 inspection · 0 violations
Orla·Last: Feb 11, 2026
OtherTX
Central Gulf Petro
1 inspection · 0 violations
Pearsall·Last: Feb 11, 2026
OtherTX
Cactus Drilling Company, L.l.c.
2 inspections · 0 violations
Pecos·Last: Feb 10, 2026
OtherTX
Pbex Operations Llc.
1 inspection · 0 violations
Pecos·Last: Feb 10, 2026
OtherTX
Permian Resources Operating, Llc
1 inspection · 0 violations
Pecos·Last: Feb 10, 2026
OtherTX
Bta Oil Producers, Llc
4 inspections · 0 violations
Orla·Last: Feb 10, 2026
OtherND
American Well Service, Inc.
3 inspections · 0 violations
Spring Brook·Last: Jan 30, 2026
OtherOH
Jamison Well Drilling Inc
1 inspection · 0 violations
Shreve·Last: Jan 28, 2026
OtherFL
Labelle Well Drilling & Water Systems
1 inspection · 0 violations
Punta Gorda·Last: Jan 27, 2026
OtherOK
Ada Energy Service, Llc
3 inspections · 0 violations
Ada·Last: Jan 9, 2026
OtherCA
Sullivan Drilling, Inc.
1 inspection · 0 violations
Arbuckle·Last: Dec 17, 2025
OtherWY
Principle Petroleum Llc
1 inspection · 0 violations
Rozet·Last: Dec 12, 2025
OtherOK
Arnold Oil Properties, Llc
1 inspection · 0 violations
Clinton·Last: Nov 7, 2025
OtherMI
Reefworks Llc
1 inspection · 0 violations
Manistee·Last: Oct 8, 2025
OtherOK
Valence Drilling Fluids Inc
1 inspection · 0 violations
Chickasha·Last: Sep 18, 2025
OtherTX
Patterson Drilling Company
2 inspections · 0 violations
Pearsall·Last: Sep 9, 2025