Kelli J. Stump

Over 30 years representing defendants in business and complex litigation, including commercial and employment disputes, securities, class action and antitrust cases. Has lectured in the areas of trial practice, civil procedure, and insurance law. Former President of the Oklahoma County Bar Association, 2007-08.

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...

Courtney K. Warmington is an advisory director in Crowe & Dunlevy’s Labor and Employment Section. Since joining the group in 1999, Ms. Warmington has successfully represented management in cases brought by employees under Title VII of the Civil Rights Act, the Americans With Disabilities Act, the Age Discrimination in Employment Act, the Family and Medical Leave Act, Oklahoma’s Workers’ Compensation laws, and the Fair Labor Standards Act. In addition to her litigation pr...

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.

John D. Robertson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Securities / Capital Markets Law. John D., who practices law in Oklahoma City, Oklahoma, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John D. is held by other top lawyers in the same geographic and legal practice area.

John J. Griffin III is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law, Commercial Transactions / UCC Law, Corporate Law, Litigation - Real Estate, Mergers and Acquisitions Law and Real Estate Law. John J., 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 e...

William A. Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Real Estate. William A., who practices law in Oklahoma City, Oklahoma, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which William A. is held by other top lawyers in the same geographic and legal practice area.

Len Cason is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Tax Law and Trusts and Estates. Len, who practices law in Oklahoma City, Oklahoma, has been recognized since 1993. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Len is held by other top lawyers in the same geographic and legal practice area.

Edd Pritchett, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Edd, 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 Edd is held by other top lawyers in the same geographic and legal practice area.

Michael Carter is a Partner in our Oklahoma City office where he focuses his practice on asbestos, talc, and silica defense, products liability, labor and employment, and workers’ compensation matters. Michael has defended multi-party asbestos, talc, respirable dust, silica, and benzene exposure cases in multiple jurisdictions across the United States, representing equipment manufacturers, distributors, contractors, premises owners, manufacturers of industrial and cosmetic talc products...