A legacy of strong leadership

In the 70 years since Dawson Geophysical opened its doors, we have inspired trust in our clients and fostered an employee centered culture that has enabled us to become the premier onshore acquisition company in North America. We offer the stability that comes with having long tenured management and the confidence of dealing with industry veterans who understand your seismic challenges and deliver the exact solution you need. Key to our managerial strengths is our commitment to always being accountable. That is why, from the front office to the field, Dawson personnel are accessible to clients to ensure the job is done as promised.

Key Leader Bios:


Tony Clark
Chief Executive Officer and President

Tony joined Dawson Geophysical April, 2023 as part of the asset purchase of Breckenridge Geophysical.  He served as President of Breckenridge for 5 years.  Prior to that, he started the multi-client department of Global Geophysical from scratch and acquired over 6500 square miles of data in 3 ½ years.  Throughout his career, he has acquired over 13,000 sq. miles of multi-client data.  His career includes owning several multi-client companies after entering the industry with GFS in 1982.  Originally from Pearl, Ms and attended Ms State University.

 He is a member of Image, GSH, HGS, SIPES, DGS and other industry affiliations.  He served on the College of Business & Industry Advisory Board since 2001 at Ms. State University and was Chairman 2020-2022.  He lives in Houston with his wife and 3 daughters and is on the board of the YMCA and is active in various charities that promote the assistance and education of underprivileged children.

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Ray Mays
Executive Vice President and Chief Operating Officer

Ray joined Dawson Geophysical April, 2023 as part of the asset purchase of Breckenridge Geophysical where he served as Vice President.  His career spans a broad range of development and leadership roles in the Energy Exploration Industry.  Ray worked his way up through Field Operations and into Management roles with companies such as Mobil Oil, Halliburton and CGGVeritas to name a few.  He served as Vice President of Operations in the US for Veritas and Global Geophysical and has a wealth of both domestic and international experience working highland, transition and heli-portable in some of the most remote and challenging regions around the world.  Ray has served as Chairman of the HSE Committee for the IAGC and is a member of the GSH, DGS and SEG.

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Ian Shaw
Chief Financial Officer


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Alan Mark Nelson
Vice President, HSSE

Mr. Nelson joined the Company in 1993 and was elected Vice President in January 2004. Mr. Nelson has over thirty years of seismic experience, holds a Master’s degree in Environmental Science and is a registered environmental professional. He has also served as the Chairman of the Health, Safety and Environmental Committee of the International Association of Geophysical Contractors, is a member of the National Registry of Environmental Professionals and of the American Society of Safety Engineers.

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Philip Lathram
Vice President of Corporate Strategy and Planning

Mr. Lathram joined the Company in 1991 and was elected Vice President in February 2017. Prior to 2017, Mr. Lathram served as IT Manager. Mr. Lathram is responsible for planning, implementing and managing the overall use of Information Technologies within Dawson Geophysical Company. Prior to joining the Company, Mr. Lathram was employed by Seismograph Service Corporation where he was a Systems Engineer for the borehole division.  Mr. Lathram has an Associate Degree in Electronics from DeVry Institute of Technology, Dallas, TX.

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David Nobles
Vice President, General Counsel

Mr. Nobles joined the Company in 2012 and was elected Vice President in 2019. Mr. Nobles holds BA’s in Journalism and English from Baylor University and received a JD from Baylor Law School in 1985. Prior to joining the Company, Mr. Nobles was a litigator for several law firms in east and central Texas. He is a certified mediator and was board certified, Personal Injury Trial Law, by the Texas Board of Legal Specialization. Mr. Nobles is responsible for the supervision of the Company’s legal affairs, working closely with management and outside counsel to protect the Company’s interests.

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