Shareholder/Director Archives

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J. Christopher Davis

Chris Davis is a shareholder and director in the firm’s Tulsa office. He represents clients as a member of the firm’s Alternative Dispute Resolution, Insurance, Intellectual Property, Litigation & Trial, and Product Liability Practice Groups. With more than 27 years…

Tim Sowecke

Tim Sowecke is a director in the firm’s Oklahoma City office and is a member of the Energy, Environment & Natural Resources and Real Estate Practice Groups. He is admitted to practice in federal and state courts in Oklahoma and…

Maggie K. Martin

Maggie Martin is a director in the firm’s Oklahoma City office and serves as chair of the Healthcare Practice Group where she represents healthcare institutions, hospitals, physicians and hospice facilities in transactional, operational and regulatory matters. Having served for more…

Vickie L. Driver

Vickie Driver is a shareholder in the firm’s Dallas office and is a member of the Bankruptcy & Creditor’s Rights, Corporate & Securities, Healthcare and Indian Law & Gaming Practice Groups. As Co-chair of the Bankruptcy & Creditor’s Rights Practice…

Christina “Crissie” W. Stephenson

Crissie Stephenson is a shareholder in the firm’s Dallas office and serves as Co-chair of the Bankruptcy & Creditor’s Rights Practice Group. She assists companies and individuals in restructuring matters including Chapter 11 reorganizations, bankruptcy-related litigation and appeals as well…

Madalene A.B. Witterholt

With more than 35 years of experience, Madalene Witterholt assists clients in the full spectrum of employment law issues. Starting with employee hiring and I-9 compliance, employer policy development and day-to-day advice she provides employee training as well as the…

Tynia McQuigg

Tynia McQuigg is a director in the firm’s Oklahoma City office. Tynia focuses her practice on intellectual property law, including IP litigation, trademark clearance and registration, patent prosecution, copyright issues, IT licensing and compliance and unfair competition. She also assists…

L. Mark Walker

L. Mark Walker, a director in Crowe & Dunlevy’s Oklahoma City office, focuses his practice in the areas of energy, natural resources and environmental law. His practice includes litigation in both federal and state courts, as well as practicing before…

Evan G.E. Vincent

Evan Vincent’s practice involves representing clients in a wide variety of complex and high stakes civil litigation matters and he regularly serves as lead counsel from pre-filing through the completion of the appellate process in disputes involving numerous different areas…

John M. Thompson

John Thompson serves as a shareholder and director for Crowe & Dunlevy in the firm’s Oklahoma City office, and chairs the firm’s Litigation & Trial Practice Group. John has concentrated his practice in the litigation of complex business matters and…