Amelia Marquis

Gary W. Derrick specializes in corporate and securities law, including mergers and acquisitions, ’34 Act reporting, private equity and debt financing, venture capital financing, business formation and restructuring, corporate governance, and general business contracts. His clients are in oil and gas, technology, hospitality, agriculture, manufacturing, retail and professional services.

Born Ponca City, Oklahoma, July 5, 1941; admitted to bar, 1966, Oklahoma. Preparatory education, Oklahoma State University (B.S., 1963); legal education, University of Oklahoma (J.D., 1966). Fraternity, Phi Alpha Delta. Assistant Attorney General, State of Oklahoma, 1968. (J.A.G.C., U.S. Army, 1966-68).

Elizabeth Price is a lawyer recognized by Best Lawyers in the practice area of Commercial Litigation. Elizabeth practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Elizabeth Price since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Elizabeth Price is held by other lawyers.

Matthew Panach is a lawyer recognized by Best Lawyers in the practice areas of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. Matthew practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Matthew Panach since 2018. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Matthew Panach is held by other lawyers.

Edd Pritchett, Jr. is a lawyer recognized by Best Lawyers in the practice areas of Environmental Law and Oil and Gas Law. Edd practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Edd Pritchett, Jr. since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Edd Pritchett, Jr. is held by other lawyers.

Practice Areas Insurance Defense and Litigation ; Construction and Architectural Law ; Premises Liability; Personal Injury and General Civil Litigation Memberships and Affiliations Admitted to bar, Oklahoma (1987), Vermont (1988) Oklahoma County, Cleveland County and Oklahoma Bar Associations Member, sections on Civil Procedure, Evidence, Professionalism and Communications Education and Background Born Portland, Maine (1958) University of Oklahoma (B.A., 1983) University of Oklahoma (J.D., 1987)

Len Cason is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Tax Law and Trusts and Estates. Len practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Len Cason since 1993. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Len Cason is held by other lawyers.

James D. Kallstrom is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. James D. practices law in Oklahoma City, Oklahoma Best Lawyers has recognized James D. Kallstrom since 2011. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which James D. Kallstrom is held by other lawyers.

Adam R. Banner is an Oklahoma City criminal defense attorney whose practice is devoted to representing individuals facing serious criminal charges, investigations, trials, and appeals in Oklahoma state and federal courts. He is the founder of The Law Offices of Adam R. Banner, P.C., which also operates under the trade name Oklahoma Legal Group , and represents clients throughout Oklahoma in complex and high-stakes criminal matters. Banner has extensive experience defending serious felony case...

Kurt Rupert is a lawyer recognized by Best Lawyers in the practice areas of Antitrust Law and Commercial Litigation. Kurt practices law in Oklahoma City, Oklahoma Best Lawyers has recognized Kurt Rupert since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kurt Rupert is held by other lawyers.