John E. Mazey

John Leininger joined Otteson Shapiro's Dallas office in January, 2016. Mr. Leininger is a key member of the firm’s Bankruptcy & Creditors’ Rights and Litigation practice areas. He focuses on core bankruptcy matters, bankruptcy litigation, and general civil litigation. He was named to The Best Lawyers in America© 2021 for his work in Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. After graduating law school, Mr. Leininger served as a law clerk ...

Patrick (“Pat”) Mulry handles a broad array of matters involving construction defect litigation and arbitration. His clients include owners, architects, suppliers, and contractors throughout the State of Texas. Pat specializes in high-stakes construction defect cases with complex questions of liability, typically involving multiple parties and deeply interwoven issues of causality and responsibility. Clients appreciate Pat’s deep understanding of construction law and the rel...

E. Glen Johnson has more than thirty years experience litigating significant disputes, including products liability, business torts, banking issues, and personal injury cases. He has successfully litigated multi-million dollar verdicts and settlements for plaintiffs and defendants. U.S. News and World Reports included Mr. Johnson in The Best Lawyers in America® ranking every year since 2001. From 2004 through 2018, he was named a Texas Super Lawyer which is a list published in Texas Month...

Michelle Heron is a Dallas, Texas divorce attorney with nearly 30 years of trial experience focused on family law matters. At Hargrave Family Law, she represents individuals and families through divorce, custody disputes, and other family law issues. For more than five years, a significant portion of her practice has involved securing protective orders in cases of domestic violence, child abuse, and neglect. Her work is driven by a strong commitment to child welfare and a practical understand...

Eric M. Pfeifle is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Eric M., 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 Eric M. is held by other top lawyers in the same geographic and legal practice area.

Businesses and health care providers across the country rely on Brad Smyer for sound advice during their most difficult commercial disputes, whistleblower suits, and government enforcement actions. He uses his experience as a multiyear federal law clerk and his Certification in Healthcare Compliance (CHC) to help clients navigate high-stakes investigations and address corporate compliance concerns. Brad helps clients navigate complex litigation, government investigations, and whistleblower la...

Joanna Jung-Erh Lin is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law. Joanna Jung-Erh, 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 Joanna Jung-Erh is held by other top lawyers in the same geographic and legal practice area.

Tim Matheny is Managing Partner of Peckar & Abramson’s Dallas office. He focuses his practice on construction disputes and litigation, including all phases of public procurement law, including bid and proposal preparation, contract award controversies, performance-related disputes, and contract claims. Clients value his exceptional legal acumen as well as his results-oriented and no-nonsense approach on important matters that allow companies to advance business growth. He is Board C...

Ali Ohlinger is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Ali, 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 Ali is held by other top lawyers in the same geographic and legal practice area.

Marc H. Klein is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Marc H., who practices law in Dallas, Texas, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc H. is held by other top lawyers in the same geographic and legal practice area.