Ronald G. "Ron" Wiesenthal

Kathleen S. Hamilton is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance and Professional Malpractice Law - Defendants. Kathleen S., who practices law in St. Louis, Missouri, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathleen S. is held by other top lawyers in the same geographic and legal practice area.

G. Harley Blosser is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice, Copyright Law, Litigation - Intellectual Property, Litigation - Patent, Patent Law and Trademark Law. G. Harley, who practices law in Clayton, Missouri, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which G. Harley is held by other top lawyers in the same geographic and legal practice ...

John Comerford handles all phases of complex, high-exposure business litigation, employment discrimination defense and corporate internal investigations. He represents and counsels Fortune 500 companies, senior-level executives and government employees. John is a first chair trial lawyer. He tries cases to verdict in state and federal courts and through any appeals. His clients include major electronic equipment suppliers, healthcare providers, large retailers, energy companies, and business ...

Mollie G. Mohan practices primarily in the areas of labor & employment and higher education with an emphasis on litigation and appeals. Mollie represents colleges, universities, and private employers in labor and employment matters at the administrative, trial, and appellate level. Prior to joining the firm, Mollie worked at a large-sized litigation firm in Saint Louis. While in law school, Mollie was a student law clerk to the Honorable Jean C. Hamilton of the United States District Cour...

Kenneth C. Brostron is in his 44th year of trial work. He defends health care providers and attorneys in professional negligence claims. He counsels businesses and government agencies in all aspects of their operations. He is also well-known for his work in education law, as well as state and United States constitutional matters. Mr. Brostron has been chief negotiator in labor discussions and lead counsel in a wide variety of complex litigation. His clients rely on his negotiation skills incl...

Heidi M. Ottsen is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Heidi M., who practices law in St. Louis, Missouri, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Heidi M. is held by other top lawyers in the same geographic and legal practice area.

J. Philip Polster is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law and Trademark Law. J. Philip, who practices law in Clayton, Missouri, has been recognized since 2005. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which J. Philip is held by other top lawyers in the same geographic and legal practice area.

Kathleen W. Bilderback is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Trusts and Estates. Kathleen W., who practices law in Clayton, Missouri, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathleen W. is held by other top lawyers in the same geographic and legal practice area.

Victor Essen is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Personal Injury Litigation - Defendants and Product Liability Litigation - Defendants. Victor, who practices law in St. Louis, Missouri, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Victor is held by other top lawyers in the same geographic and legal practice area.

Cary J. Mogerman is a Fellow of the American Academy of Matrimonial Lawyers (AAML) and Past President of the national organization (2022). He was honored to be recognized as the AAML "Fellow of the Year" for 2018-19. He is one of the 100 Diplomates of the American College of Family Trial Lawyers (ACFTL). He has been listed in "Best Lawyers" since 1999, and named its "Lawyer of the Year, Family Law, St. Louis" three times: 2024, 2019, and 2009. He is also a Fellow of the International Academy ...