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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… Continue reading J. Christopher Davis

Vickie L. Driver

Vickie Driver is a director 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. Her practice concentrates on bankruptcy and insolvency matters, distressed… Continue reading Vickie L. Driver

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… Continue reading Tynia McQuigg

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… Continue reading L. Mark Walker

Evan G.E. Vincent

Evan Vincent is a director in the firm’s Oklahoma City office. His practice involves a wide variety of complex and high stakes civil matters, and he regularly handles cases as lead counsel in the pretrial, trial and appellate stages. He… Continue reading Evan G.E. Vincent

David M. Sullivan

David Sullivan is a registered patent attorney and chair of the firm’s Intellectual Property and Technology group. David’s practice is primarily directed at obtaining and enforcing patent and trademark rights for his clients, who range from Fortune 500 companies to… Continue reading David M. Sullivan