Mark Banner has been with Hall Estill for more than 30 years and is a member of the firm's Board of Directors. He represents clients in a wide range of disputes and litigation matters, with a focus on oil and gas law. Mark represents oil and gas producers, mid-stream companies and interstate pipelines in litigation involving all facets of the oil and gas industry, including lease and contract disputes, tort claims and land use issues. In 2019, Mark won a judgment for his client in an oilfield pollution case tried in Northern Wyoming: Windsor Jepson, LLC v. Whiting Petroleum Corporation, No. CV 2014-0079, Fourth Judicial District, Wyoming.
Mark also represents clients in class action litigation.
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