Jonathan E. "Jon" Aberman

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...

Tony develops and implements global strategies for creating, protecting and enforcing the full range of traditional and digital intellectual property assets, including trademarks, copyrights, trade secrets, patents, domain names and social media portfolios. He enforces intellectual property rights in federal and state courts throughout the country and before the Trademark Trial and Appeal Board. He coordinates similar enforcement efforts all over the world. He manages the daily intellectual p...

Mr. Kilyk practices exclusively in the field of intellectual property law, especially patent law. Mr. Kilyk specializes in patent post-grant review proceedings, inter partes reexaminations, interferences, and oppositions, as well as legal opinions, prosecution, and litigation matters, with specific concentration in the areas of biotechnology, chemistry, and pharmaceuticals. Recent technologies with which he has been involved include biosimilars, new chemical compounds, nucleic acid sequences,...

A firm founder, visionary leader, and skilled litigator, Paul Slater handles high-stakes antitrust cases for private and public enterprises, including Fortune 500 companies. He pioneered the opt-out practice, representing companies as individual plaintiffs in industry-wide multidistrict antitrust litigation. This practice enables clients to tailor their claims and maximize their recoveries outside of class action proceedings, which often fail to meet individual client needs. Mr. Slater repres...

Derek G. Barella is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Derek G., 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 Derek G. is held by other top lawyers in the same geographic and legal practice area.

Michael Falk is a partner in the Chicago office of Kirkland & Ellis LLP. Michael advises clients in connection with qualified and non-qualified retirement plans, executive and equity compensation, Code Section 409A, Code Section 280G, and the compensation aspects of mergers and acquisitions. His experience includes assisting clients with the design and implementation of defined benefit and defined contribution retirement plans, nonqualified deferred compensation plans, and equity/incentiv...

David Allswang is a partner in Nixon Peabody’s Real Estate group and head of our national leasing team. He represents client in all areas of commercial real estate. What do you focus on? I focus my practice on the acquisition, leasing and disposition of commercial real estate. Working on behalf of landlord entities, I have completed projects involving several million square feet of retail space. I work with clients in the United States, Canada, Mexico, Germany, England, China and Israel...

Fran is a compassionate and resourceful attorney whose practice encompasses all areas of complex family law, including divorce, marital dissolutions, child custody, allocation of parental responsibility, maintenance and child support, relocation, and asset identification and division. Fran also has extensive experience with prenuptial and postnuptial agreements. Because Harrison LLP also provides depth in multiple related practice areas, Fran’s clients benefit from sophisticated estate ...

Sarah Raisch is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Sarah, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah is held by other top lawyers in the same geographic and legal practice area.

Kerry Lin Davidson focuses her practice on labor and employment matters, including employment relations, HR strategies, and traditional labor matters. She has broad experience overseeing legal affairs and complex corporate issues for both public and private organizations. Kerry has deep experience serving in an executive role as general corporate counsel. Prior to joining Greenberg Traurig, she served as sole leader of both legal and HR/LR functions for a large scrap metal and recycling compa...