AI Rankings · Energy, Oil & Gas

ChatGPT's shortlist: oilfield service companies, market by market

Oilfield service companies provide the equipment, crews and expertise behind drilling and production: well services, hydraulic fracturing, water handling, pipeline and site construction.

6markets live
144ChatGPT answers read
25 Sep 2026latest snapshot

Across markets

Named in the most markets

  1. SLB top 20 in 4 of 6 · #1 in 1
  2. Baker Hughes top 20 in 4 of 6
  3. Halliburton top 20 in 3 of 6 · #1 in 1
  4. Deep Well Services top 20 in 3 of 6 · #1 in 1
  5. Weatherford top 20 in 3 of 6
  6. Liberty Oilfield Services top 20 in 2 of 6 · #1 in 1
  7. Patterson-UTI top 20 in 2 of 6
  8. J&W Services & Equipment top 20 in 2 of 6
  9. Victory well servicing top 20 in 2 of 6
  10. Nabors Industries top 20 in 2 of 6

Nationwide

Snapshot 25 Sep 2026 · 24 answers · 31 named

United States

  1. SLB79%
  2. Halliburton79%
  3. Baker Hughes75%

Leaders: SLB, Halliburton

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By state

Snapshot 25 Sep 2026 · 24 answers · 52 named

California

  1. Excalibur Well Services96%
  2. MMI Services92%
  3. TRB Oilfield Services88%

Leader: MMI Services

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Snapshot 25 Sep 2026 · 24 answers · 75 named

Pennsylvania

  1. Deep Well Services79%
  2. TJD Energy Services67%
  3. Gas Field Specialists63%

Leader: Deep Well Services

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Snapshot 25 Sep 2026 · 24 answers · 66 named

Texas

  1. Halliburton63%
  2. Patterson-UTI58%
  3. SLB54%

Leader: Halliburton

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By city

Snapshot 25 Sep 2026 · 24 answers · 68 named

Houston

  1. Wellbore Integrity Solutions71%
  2. Baker Hughes67%
  3. SLB63%

No Leader yet

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Snapshot 25 Sep 2026 · 24 answers · 70 named

Midland–Odessa

  1. Liberty Oilfield Services71%
  2. J&W Services & Equipment67%
  3. Wheeler Drilling & Water Well Service58%

No Leader yet

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