Brian P. Lauten

Charlene Koonce is a seasoned trial and appellate attorney who prosecutes and defends commercial disputes on behalf of large and small clients. Ms. Koonce has obtained favorable results through bench and jury trials, summary judgment, and settlement in cases involving complex contract disputes, unfair business practices, and securities fraud. Additionally, she has secured success in matters regarding professional liability and fiduciary duties, breach of warranty, the TCPA, fraud, and fraudul...

Darren Hauck is partner-in-charge of the firm’s Dallas office. He concentrates his practice on domestic and international mergers and acquisitions, joint ventures, outsourcings and other large commercial transactions, with an emphasis on technology and the travel and travel service industries. Darren’s practice has involved a wide variety of complex transactions, often involving three or more negotiating parties of more than one nationality. He also has advised clients on the crea...

Donald Waltz is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law. Donald, 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 Donald is held by other top lawyers in the same geographic and legal practice area.

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...

Wes Black’s practice combines the determination of a high-stakes trial lawyer with the exacting focus of a veteran appellate attorney. Board Certified in Civil Appellate Law by the Texas Board of Legal Specialization, Wes represents clients involved in catastrophic injury cases and high-stakes business disputes. He has briefed and argued cases before both state and federal appellate courts, including numerous Texas Courts of Appeals, the Texas Supreme Court, and the Fifth Circuit Court ...

Mark Sloan focuses his practice primarily on various types of real estate lending transactions, real estate acquisitions, dispositions, and real estate development. He has represented lenders in virtually all types of real estate financings, including construction loans, interim bridge loans, permanent loans, mezzanine loans, conduit mortgage backed securities loans (CMBS loans), and revolving loan facilities, as well as preferred equity transactions. He has also represented various financial...

Patrick Stark is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships) and Mergers and Acquisitions Law. Patrick, 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 Patrick is held by other top lawyers in the same geographic and legal practice area.

April Goff is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. April, 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 April is held by other top lawyers in the same geographic and legal practice area.

Liz Schartz represents management in client counseling and litigation of employment and labor law matters. Her expertise includes litigating discrimination, wage-and-hour, employee benefit, and state-law contract and tort claims; counseling employers on sensitive personnel and complex employment law matters; workplace investigations; employee classification issues; executive compensation, change-in-control, and separation issues; drafting and litigating non-competition and related covenants; ...

Barbara B. Ferguson is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Barbara B., who practices law in Dallas, Texas, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Barbara B. is held by other top lawyers in the same geographic and legal practice area.