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
17 Sep 2026latest snapshot

Across markets

Named in the most markets

  1. Halliburton top 20 in 4 of 6 · #1 in 2
  2. Baker Hughes top 20 in 4 of 6 · #1 in 1
  3. Weatherford top 20 in 4 of 6
  4. Liberty Energy top 20 in 3 of 6
  5. ProFrac top 20 in 3 of 6
  6. Nabors Industries top 20 in 3 of 6
  7. Deep Well Services top 20 in 2 of 6 · #1 in 1
  8. J&W Services & Equipment top 20 in 2 of 6 · #1 in 1
  9. Patterson-UTI top 20 in 2 of 6
  10. E&A Welding & Oilfield Service top 20 in 2 of 6

Nationwide

Snapshot 17 Sep 2026 · 24 answers · 78 named

United States

  1. Halliburton75%
  2. Baker Hughes75%
  3. Liberty Energy58%

Leaders: Halliburton, Baker Hughes

See the Answer Map →

By state

Snapshot 17 Sep 2026 · 24 answers · 80 named

California

  1. TRB Oilfield Services83%
  2. MMI Services79%
  3. Excalibur Well Services79%

No Leader yet

See the Answer Map →

Snapshot 17 Sep 2026 · 24 answers · 104 named

Pennsylvania

  1. Deep Well Services75%
  2. Gas Field Specialists63%
  3. Evergreen Oilfield Solutions58%

Leader: Deep Well Services

See the Answer Map →

Snapshot 17 Sep 2026 · 24 answers · 112 named

Texas

  1. Halliburton63%
  2. Patterson-UTI63%
  3. Baker Hughes46%

No Leader yet

See the Answer Map →

By city

Snapshot 17 Sep 2026 · 24 answers · 100 named

Houston

  1. Baker Hughes67%
  2. Innovative Energy Services67%
  3. Halliburton63%

Leaders: Baker Hughes, Schlumberger Oilfield Services

See the Answer Map →

Snapshot 17 Sep 2026 · 24 answers · 117 named

Midland–Odessa

  1. J&W Services & Equipment63%
  2. E&A Welding & Oilfield Service50%
  3. Liberty Oilfield Services46%

No Leader yet

See the Answer Map →