E. Vance "Vance" Winningham, Jr.

Amy Sherry Fischer is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Product Liability Litigation - Defendants. Amy Sherry, who practices law in Oklahoma City, Oklahoma, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy Sherry is held by other top lawyers in the same geographic and legal practice area.

Mary Holloway Richard is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative / Regulatory Law, Health Care Law and Litigation - Health Care. Mary Holloway, who practices law in Oklahoma City, Oklahoma, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mary Holloway is held by other top lawyers in the same geographic and legal practice area.

Erin Oakley is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Erin, who practices law in Oklahoma City, Oklahoma, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Erin is held by other top lawyers in the same geographic and legal practice area.

William R. Norman Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Gaming Law and Native American Law. William R., who practices law in Oklahoma City, Oklahoma, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William R. is held by other top lawyers in the same geographic and legal practice area.

EXPERIENCE Successfully tried numerous lawsuits through jury trial and bench trial, as well as appeal, in both state and federal courts Significant experience in complex commercial arbitration matters filed under the American Arbitration Association Experience in litigation and arbitration matters filed in Oklahoma, Texas, Kansas, Arkansas, Georgia, Colorado, Wyoming and California Testified as an expert witness on matters related to the recovery of attorney fees in complex trust litigation S...

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.

Melissa R. Gardner is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Melissa R., who practices law in Oklahoma City, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa R. is held by other top lawyers in the same geographic and legal practice area.

Katherine Taylor Loy has practiced law since 1992 and concentrates on Insurance Law, Litigation, Personal Injury, and Products Liability. She has been admitted to practice in Oklahoma, the U.S. District Court, Eastern, Northern and Western Districts of Oklahoma, the U.S. Court of Appeals, Tenth Circuit, and the U.S. Supreme Court. Katherine belongs to the Oklahoma County and Oklahoma Bar Associations and earned her Juris Doctor from the University of Oklahoma. She graduated with honors as a m...

Kurt Rupert is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Commercial Litigation. Kurt, who practices law in Oklahoma City, Oklahoma, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kurt is held by other top lawyers in the same geographic and legal practice area.

Lori F. Winland is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Lori F., who practices law in Oklahoma City, Oklahoma, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lori F. is held by other top lawyers in the same geographic and legal practice area.