Mark Guess

Chief Operating Officer

As the Chief Operating Officer of Cobra Energy since early 2018, Guess is responsible for our operations. He has extensive knowledge and experience in new business development and operations, showing the ability to deliver accelerated market growth, significant cost reductions, and enhanced customer loyalty. Guess is experienced in planning and implementing critical business expansion projects. He has offered a broad base of experience and the vision to help lead companies, all while achieving excellent results on a continual basis. With over 40 years’ experience, his positions have ranged from President and Chief Operations Officer, Sr. Project Manager & Preconstruction to Vice President of Industrial & Controls. Mr. Guess attended the University of Toledo in Construction Management.

The Cobra Experience

  • Transmission and Distribution

    Transmission & Distribution

    We’re capable of operating in the most complicated of metro network systems, while also providing lead cable splicing and maintenance for such systems.

  • Logistics


    Cobra’s team is an industry leader in effective and efficient logistical support. We possess over 100 years of military, government, and private sector logistics experience and have an accomplished record of operating in a multitude of environments.

  • Aviation


    Cobra provides utility helicopter services nationwide, specializing in power line construction, while also offering a wide selection of innovative aircraft rescue and firefighting vehicles. Our excellent safety record and high customer performance ratings make us the ideal aviation partner.



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About Mammoth Energy Services, Inc.

Mammoth is an integrated, growth-oriented energy service company serving companies engaged in the exploration and development of North American onshore unconventional oil and natural gas reserves and government-funded utilities, private utilities, public investor-owned utilities and co-operative utilities through its energy infrastructure services. Mammoth’s suite of services and products include: pressure pumping services, infrastructure services, natural sand and proppant services, contract land and directional drilling services and other services.