Martin Valko

Harrison Yoss devotes his practice to the representation of insurers in coverage and extra contractual litigation in state and federal courts throughout the State of Texas and the Southwest. Harrison has represented insurers on hundreds of coverage and bad faith claims handling disputes with insureds under general liability and excess/umbrella policies, professional liability policies, homeowners and commercial property/inland marine policies, directors and officers liability policies, worker...

Gordon Russell, a founding Director of the Firm, is a member of the Financial Services Practice Group and of the Business and Corporate Transactional Practice Group. Gordon has concentrated his practice on banking and financial institutions, business and corporate, real estate and resolution of distressed assets. He has extensive experience in commercial lending, real estate development and finance, and business transactions. Gordon also maintains a regular general business practice, includin...

John W. Proctor is the Managing Partner of Brown Dean. He has over 30 years of experience in civil trial law. Mr. Proctor has been board certified in civil trial law since 1990 and represents railroad and aircraft manufacturers in difficult and often emotionally charged personal injury and wrongful death litigation and consistently obtains successful results for his clients. Since 2002, he has been listed in the Best Lawyers in America and has been named a Texas Super Lawyer by Thomson Reuter...

Thomas E. Brannen is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Thomas E., who practices law in Dallas, Texas, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas E. is held by other top lawyers in the same geographic and legal practice area.

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

Daryl J. Sinkule is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals and Litigation - Labor and Employment. Daryl J., who practices law in Dallas, Texas, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daryl J. is held by other top lawyers in the same geographic and legal practice area.

Formerly a Justice on the Texas Court of Appeals, David Keltner is a highly acclaimed and recognized lawyer in the field of appellate law in Texas. He has served as lead counsel in over 350 appellate decisions and his legal writings have been cited with approval by Texas courts. He has been honored with various prestigious awards and accolades for his outstanding contributions to the legal profession. From 2021 through 2025, he was recognized as a Star Individual by Chambers USA and has recei...

Fred Fulton focuses his practice on the representation of public and private retail and distribution companies in connection with such general corporate matters as corporate governance, disclosure, and contract negotiation. He represents both purchasers and sellers in numerous industries in mergers and acquisitions and other significant transactions. Fred also represents issuers and underwriters in initial public offerings and other public and private offerings of equity and debt securities.

After 30 years of defending health care providers and hospital systems in medical malpractice cases, David Olesky now proudly represents victims of medical malpractice and their families. David and his medical-legal team have joined Les Weisbrod in the National Birth Injury & Medical Negligence practice at Miller Weisbrod Olesky. Prior to joining Miller Weisbrod Olesky, David was Vice Chair of the Health Care Professional Liability practice at an Am Law 100 firm. David has handled complex...

Ron Chapman, Jr. is a member of the firm's five-person Board of Directors, which governs all 44+ offices world-wide. He is Board Certified in labor and employment law by the Texas Board of Legal Specialization. Mr. Chapman represents employers in all areas of labor and employment law, including employment agreements and policies, discrimination, harassment, retaliation, wage and hour, non-competition and non-disclosure covenants, leaves of absence, unfair labor practices, union campaigns, col...