Dennis D'Aquila

Paul is counsel in the Litigation & Disputes practice group. He concentrates his practice on complex commercial litigation and insurance recovery for policyholders. Paul has obtained multimillion-dollar recoveries on behalf of clients under a variety of insurance policies, including general liability, first-party property, professional liability, and directors & officers insurance. Paul is ranked in Chambers USA in the field of Insurance: Dispute Resolution and is a member of the Amer...

Michael J. Zdeb is a top attorney recognized by Best Lawyers in the practice area(s) of Closely Held Companies and Family Businesses Law. Michael J., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

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,...

Paul V. Possinger is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Paul V., who practices law in Chicago, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul V. is held by other top lawyers in the same geographic and legal practice area.

Julie Trester is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. 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.

Martin G. Durkin is a trial lawyer whose practice includes antitrust and commercial litigation. He has successfully litigated business and transactional disputes, and tried many complex commercial matters. Mr. Durkin's practice is focused on commercial matters, including breach of contract, business torts, RICO, securities fraud and consumer fraud. Mr. Durkin has also represented a number of Fortune 500 companies in the defense of class actions and mass actions. Representative Matters Class A...

Kathryn Siegel is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Kathryn, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathryn is held by other top lawyers in the same geographic and legal practice area.

Carolyn M. Passen is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Carolyn M., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carolyn M. is held by other top lawyers in the same geographic and legal practice area.

Anthony R. Licata is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Anthony R., who practices law in Chicago, Illinois, has been recognized since 2001. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony R. is held by other top lawyers in the same geographic and legal practice area.

Edward A. Mas II is a Shareholder at McAndrews, and has been described by his clients and peers as a “terrifically savvy litigator” who “routinely secures the best position for his clients.” As an advocate, he is “experienced, smart, aggressive, and effective.” For more than twenty years, Ed’s trial and appellate litigation practice has focused on complex patent and technology-related litigation. He has served as lead trial counsel in numerous patent ...