Mammoth Energy Services Promotes Bernie Lancaster to President
Position
President
Company
Mammoth Energy Services
Oklahoma CityEnergyOil And GasRenewable EnergyDescription
Mammoth Energy Services, Inc. announces the promotion of Bernard 'Bernie' Lancaster from Chief Operating Officer to President, effective November 9, 2026. This promotion recognizes his significant contributions and leadership in the company's transformation and growth.
Quick answer
Mammoth Energy Services Promotes Bernie Lancaster to President (November 13, 2026). Mammoth Energy Services is based in Oklahoma City, Oklahoma, United States.
- Who is the new President at Mammoth Energy Services?
- Mammoth Energy Services named Bernard "Bernie" Lancaster President, announced November 13, 2026.
- What did Mammoth Energy Services announce on November 13, 2026?
- Mammoth Energy Services, Inc. announces the promotion of Bernard 'Bernie' Lancaster from Chief Operating Officer to President, effective November 9, 2026. This promotion recognizes his significant contributions and leadership in the company's transformation and growth.
- What does Mammoth Energy Services do?
- Mammoth is an integrated, growth-oriented energy services company focused on providing products and services to enable the exploration and development of North American onshore unconventional oil and natural gas...
- Where is Mammoth Energy Services based?
- Mammoth Energy Services is based in Oklahoma City, Oklahoma, United States.
- Which similar companies made leadership changes around the same time?
- AleAnna (November 12, 2026), Tata Power Company (November 11, 2026), Nomad Power Solutions, Inc. (November 10, 2026) and Power Solutions International (November 6, 2026) also announced leadership changes within 45 days of Mammoth Energy Services.
Source: Fundz verified event record.
Other recent leadership changes in Energy and Oil And Gas
Executive moves at companies in the same sectors within 45 days, from Fundz verified event records.
- AleAnna, Inc. Appoints Glen Cayley as New Class III Director (November 12, 2026)
- The Tata Power Company Limited Appoints Sanjay Banga as Chief Executive Officer Designate (November 11, 2026)
- Nomad Power Solutions Appoints Michael Hilmer as Consultant Following CEO Departure (November 10, 2026)
- Power Solutions International Announces CFO Resignation (November 6, 2026)
- Occidental Petroleum names Peter Bennett Senior Vice President (November 6, 2026)
- FUELUS Appoints Temistocles Arjona as Chief Executive Officer (November 5, 2026)
Who to call at Mammoth Energy Services, and when
A new leader at Mammoth Energy Services brings new priorities and often new vendors. The first weeks are when they listen.
- An alert the day Mammoth Energy Services raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Mammoth Energy Services, from your own LinkedIn network
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