Terry R. Hanna

For more than thirty years, Mr. Hiltgen has focused his practice in the areas of products liability defense, insurance defense, commercial litigation, and transportation litigation. He continues to add to that experience through the representation of companies of consumer goods and products, manufacturing industries and the insurance market. Mr. Hiltgen and his firm have represented a number of national and international corporations, serving as national, regional, and local trial counsel. Mr...

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...

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.

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.

Amy brings more than 25 years of experience in trial and appellate practice, with a career shaped by leadership roles and in-depth involvement in Family Law matters. Her background includes serving with Oklahoma Child Support Services, where she helped lead the state’s implementation of the Uniform Parentage Act, as well as her service as a District Judge for the Cherokee Nation. This range of experience provides her with a well-rounded understanding of family law issues affecting indiv...

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.

R. Ryan Deligans began practicing law in 2003 and received his Juris Doctorate from the University of Oklahoma College of Law where he was honored as the Outstanding Graduate in the area of Trial Practice and Procedure. His practice has been focused on complex litigation involving Insurance Law, Manufacturer’s Product Liability, and cases involving catastrophic injury or death. Ryan is annually selected by his peers for inclusion in Super Lawyers Magazine. He has been selected as a Top ...

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.

Michael T. Maloan is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Michael T., who practices law in Oklahoma City, Oklahoma, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael T. is held by other top lawyers in the same geographic and legal practice area.

Stacey D. Spivey's practice focuses on estate planning and trust and estate administration and litigation. Ms. Spivey works with individuals to prepare and implement their estate plans to meet family, tax and other goals, including business succession planning. She also works with individuals and fiduciaries on the management and settlement of trusts and estates, including probate administration, preparation of federal estate and gift tax returns, and estate and trust litigation matters. Ms. ...