Brandon L. Buchanan

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.

I did not always know that I wanted to become an attorney. After graduating from the University of Oklahoma with a degree in psychology, I was still searching for a meaningful career path. I decided to take time to explore my interests and moved to New York for a year. While there, I observed a law school class with a friend, an experience that sparked my interest in the law. That moment led me to prepare for the LSAT and ultimately enroll at Touro Law School. Law school proved to be a transf...

Steven C. Davis is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law, Nonprofit / Charities Law, Tax Law and Trusts and Estates. Steven C., 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 Steven C. is held by other top lawyers in the same geographic and legal practice area.

Parker Lowe is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships) and Real Estate Law. Parker, who practices law in Norman, Oklahoma, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Parker is held by other top lawyers in the same geographic and legal practice area.

Zachary Ball is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Zachary, 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 Zachary is held by other top lawyers in the same geographic and legal practice area.

David B. Donchin’s practice includes Insurance Law, Complex Litigation, Personal Injury Law, Products Liability, Employment Law, Environmental Law, and Medical Malpractice. In addition to his legal practice, David has served as an Adjunct Professor for Trial Practice at the University of Oklahoma College of Law and as a member of the faculty of the Southern Region of the National Institute of Trial Advocacy. David served as the Managing Director of Durbin Larimore Bialick from 2014 to 2...

James D. Kallstrom is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. James D., who practices law in Oklahoma City, Oklahoma, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James D. is held by other top lawyers in the same geographic and legal practice area.

Amy J. Sine is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Trusts and Estates, Nonprofit / Charities Law and Trusts and Estates. Amy J., who practices law in Oklahoma City, Oklahoma, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amy J. is held by other top lawyers in the same geographic and legal practice area.

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.

Sam Fulkerson’s practice is focused on the representation of management in all phases of the employment relationship, including litigation before federal and state courts, regulatory and administrative agencies, and in arbitration matters. He also handles litigation matters involving the enforcement of non-competition and confidentiality agreements, breach of employment contracts, handbook and personnel policy violations, wage and hour disputes, and other disputes arising out of the emp...