Mark D. Berman

Molly A. Aspan is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Molly A., who practices law in Tulsa, Oklahoma, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Molly A. is held by other top lawyers in the same geographic and legal practice area.

William H. Spitler is a trial lawyer who has tried and litigated cases in several areas of law, including construction, labor and employment, oil and gas, class action defense, sales and leasing disputes, antitrust defense, commercial contract disputes, fraud and breach of fiduciary duty. Mr. Spitler’s diverse and active litigation practice has provided him the opportunity to present cases before numerous state and federal court judges and appeal panels across the county. Mr. Spitler&rs...

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...

Brett Crane has served as the Firm’s Managing Partner since 2008. His practice concentrates in the areas of corporate law with an emphasis on mergers and acquisitions, debt and equity financing, securities, private equity and emerging businesses, venture capital transactions, family-owned businesses and succession planning, and counseling with respect to business issues, compliance and contract negotiation. He has extensive experience representing clients in various industries and servi...

Nathan E. Clark is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Medical Malpractice Law - Defendants and Personal Injury Litigation - Defendants. Nathan E., who practices law in Tulsa, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nathan E. is held by other top lawyers in the same geographic and legal practice area.

Guy A. Fortney is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Civil Rights Law, Mass Tort Litigation / Class Actions - Plaintiffs and Personal Injury Litigation - Plaintiffs. Guy A., who practices law in Tulsa, Oklahoma, has been recognized since 2017. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guy A. is held by other top lawyers in the same geographic and legal practice area.

Michelle Harris is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michelle, who practices law in Tulsa, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michelle is held by other top lawyers in the same geographic and legal practice area.

Colin Tucker is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Environmental Law. Colin, who practices law in Tulsa, Oklahoma, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Colin is held by other top lawyers in the same geographic and legal practice area.

Corbin C. Brewster is a top attorney recognized by Best Lawyers in the practice area(s) of Civil Rights Law, Criminal Defense: General Practice and Personal Injury Litigation - Plaintiffs. Corbin C., who practices law in Tulsa, Oklahoma, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Corbin C. is held by other top lawyers in the same geographic and legal practice area.

Mr. Metcalf is an accomplished construction lawyer with more than 25 years of experience successfully representing clients in all aspects of construction law and litigation. Whether dealing with the day-to-day legal issues that arise in a client’s business, or serving as an effective client advocate in the periodic disputes that clients face, Mr. Metcalf serves as both a trusted advisor and an effective litigator for his clients. Mr. Metcalf’s legal practice follows a successful t...