David Narefsky

Harry J. Secaras is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Labor Law - Management. Harry J., who practices law in Chicago, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Harry J. is held by other top lawyers in the same geographic and legal practice area.

Julie Teuscher is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Julie, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie is held by other top lawyers in the same geographic and legal practice area.

David represents management nationwide in virtually all areas of labor and employment law. David’s goal is to identify what each client seeks to achieve and then realize that end. David’s dedication to service is manifest in his accessibility to the clients he serves. A direct communicator, David is valued by clients and colleagues alike for providing practical and on-point legal advice, clear answers to complex questions, and workable business solutions. With more than 30 years o...

Gabriel Aizenberg is a commercial litigator representing corporate and individual plaintiffs and defendants in complex proceedings in federal, bankruptcy and state courts and arbitration forums. He focuses his practice on litigation areas such as fraud, contractual disputes, business torts, breach of fiduciary duty, claims of violations of non-competition and non-solicitation agreements, trade secret misappropriation, and government contracts. Gabriel has experience in post-judgment proceedin...

Patty advises employers, fund sponsors and investors on compliance with the legal rules that regulate benefit plans and funds in which benefit plans invest. Patty advises employers on the full spectrum of employee benefit matters, with a particular focus on the design, implementation and administration of broad-based pension and retirement plans, health and other welfare benefit plans, and executive compensation programs. She has extensive experience in assisting employers with unionized and ...

Michael D. Mulvihill is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael D., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael D. is held by other top lawyers in the same geographic and legal practice area.

Tom Donovan advises on patent and trademark litigation and prosecution, unfair competition and trade secret litigation, as well as a variety of licensing-related matters. Regardless of the client or the complexity of the matter at hand, Tom provides his clients with the guidance they need, in a way they can understand and apply to their daily business operations. Tom also has significant negotiation and drafting experience with software licensing, as well as patent, trademark and copyright li...

Mark E. Schmidtke represents clients in ERISA and Non-ERISA employee benefits matters in state and federal courts throughout the United States for nearly 30 years. He has been lead or co-lead counsel in ERISA litigation matters pending in the courts of 49 states. He has argued appeals in the United States Courts of Appeals for the Second, Third, Fourth, Fifth, Sixth, Seventh, Eighth, Ninth, Tenth, and Eleventh Circuits, as well as the Massachusetts Supreme Judicial Court, the Minnesota Suprem...

Bobbi J. Bierhals has built her practice by developing creative and customized solutions for her clients. Her experience centers on tax and business planning for high-net-worth individuals and families. Her clients range from executives and first-generation entrepreneurs to multi-generational families, with net worth from $40 million to many billions of dollars, and include a number of individuals listed in the Forbes 400. Bobbi’s breadth of experience across a wide range of client prof...

Michael Hartmann is active in all phases of intellectual property law with an emphasis in intellectual property litigation and technology protection and transfer in the United States and internationally. He has acted as lead trial counsel in jury and bench trials, International Trade Commission investigations, and related pre-trial and appellate proceedings in diverse technical fields. These include software, telecommunications, machine vision and semiconductor manufacturing, oil field drilli...