Jeff practiced law with Quarles & Brady for 32 years before accepting a position as a judge on the Wisconsin Court of Appeals in 2019, where he served until August 1, 2021. He handled several groundbreaking cases before the Wisconsin Supreme Court and regularly represented clients in mediations involving cost share and similar type arrangements in numerous complex long tail insurance cases.

Kathy has practiced law, primarily in southeast Wisconsin, for 40+ years, most recently as a partner with Amundsen Davis, LLC (formerly Davis & Kuelthau, s.c.).  During the last 20 years, Kathy concentrated her practice in complex civil litigation, including employment disputes and trust & estate litigation.  Kathy is one of the founding members of Concurrence ADR, LLC, along with colleagues the Hon. Paul F. Reilly (ret.) and the Hon. Jeffrey O. Davis (ret.).  Kathy received her mediation training at Northwestern University School of Professional Studies.

Chuck has been a trial attorney for his entire career, starting as a prosecutor and later serving as a Municipal Judge.  For the past 20 years he has been a partner with the litigation and intellectual property law firm Blumenfield & Shereff, LLP. Chuck has handled a variety of trial and appellate matters including personal injury, product liability, criminal defense, family law, real estate, construction claims, labor and employment, intellectual property, professional discipline and ethics matters. He received his mediation training at the Northwestern University School of Professional Studies.

With more than 40 years of legal and dispute‑resolution experience, Brian offers clients a seasoned, steady, and highly strategic approach to resolving conflicts. He has advised a wide range of individuals, businesses, lending institutions, and real estate entities, and he understands the pressures and complexities clients face when disputes arise.  Brian is committed to helping clients reach efficient, cost‑effective resolutions through negotiation and mediation.