A PARTNERSHIP FOR SUCCESS

Welcome to Hartzog Conger Cason

Our mission embodies the core principles of the firm – unwavering commitment to service, unmatched strategies established through focused teams of top experts, and unambiguous personal communication with our clients. Our clientele has come to rely upon our firm’s expertise, knowledge, and resources to consistently produce successful results.

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Amy J. Sine Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.NewsRecognition

Amy J. Sine Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.

August 20, 2026
John J. "Jay" Griffin III
John J. “Jay” Griffin III Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.NewsRecognition

John J. “Jay” Griffin III Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.

August 20, 2026
Stacey D. Spivey Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.NewsRecognition

Stacey D. Spivey Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.

August 20, 2026
J. Christian Guzzy
J. Christian Guzzy Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.NewsRecognition

J. Christian Guzzy Named 2027 Best Lawyers® “Lawyer of the Year” in the Oklahoma City Area.

August 20, 2026

We strive to be the law firm you want to work with above all others...recognized for excellence in our people, our results-oriented style of representation, and our commitment to unparalleled service.

We strive to be the law firm you want to work with above all others...recognized for excellence in our people, our results-oriented style of representation, and our commitment to unparalleled service.

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Beginning November 20, all credit card payments will be subject to a 2% processing fee. This fee is to cover the actual cost charged by the card processor. The processing fee reflects only the actual cost incurred by the firm.

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