Mathew T. Siporin

Peter J. McAndrews is a Shareholder at McAndrews and practices in all areas of intellectual property and complex technology law. He has been involved in all aspects of patent litigation, acquisition and counseling, involving a broad spectrum of electrical, biomedical and mechanical technologies. Peter is a US Patent and Trademark Office-to-Appeals Court patent attorney and litigator who helps his clients secure intellectual property rights, make smart decisions with those rights and litigate,...

Known both as a gifted leader and a consummate team player, Joe Cancila is a highly regarded, experienced, and tenacious litigator who has dedicated his career to defending clients in complex commercial class actions. He is a creative strategist, thorough investigator, and effective communicator—all qualities that make him a worthy adversary in and out of the courtroom. And as the leader of many practice teams, he has mastered the art of working collaboratively with co-counsel to best a...

Roger J. Jones represents clients in tax controversy and litigation matters at all levels of the federal court system, before the Internal Revenue Service (IRS), and before various state courts and tax agencies. He has represented taxpayers, including numerous Fortune 500 companies, in more than 80 docketed cases before the US Supreme Court, most of the US courts of appeals, federal district courts, the US Court of Federal Claims and the US Tax Court. Read full biography: https://www.mwe.com/...

Jennifer M. Cohen is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Jennifer M., 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 Jennifer M. is held by other top lawyers in the same geographic and legal practice area.

Kathryn L. Conway is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Kathryn L., 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 Kathryn L. is held by other top lawyers in the same geographic and legal practice area.

Ana Valenzuela is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. Ana, 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 Ana is held by other top lawyers in the same geographic and legal practice area.

Joseph (Joe) S. Adams focuses his practice exclusively on employee benefits and executive compensation, and has represented some of the largest companies in the world and many prominent "C-suite" executives with respect to such matters. Please read more here: https://www.winston.com/en/who-we-are/professionals/adams-joseph-s.html

Described as "an absolutely first-class lawyer" with "tremendous expertise in fund formation and joint ventures" by industry publications such as The Legal 500 US, Alvin Katz has been helping real estate investors and developers close their most important deals for more than 40 years. Alvin is consistently ranked in the top tier of Chicago real estate lawyers by Chambers USA: America's Leading Lawyers for Business, which quotes clients praising his "exceptional intelligence" and describe him ...

Albert F. Hofeld is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Albert F., who practices law in Chicago, Illinois, has been recognized since 1983. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Albert F. is held by other top lawyers in the same geographic and legal practice area.

Mr. Deer represents management in a variety of employment-related matters, including litigation involving age, race, sex, and disability discrimination claims, covenants not to compete, trade secrets, wage and hour claims, ERISA claims, and other workplace torts. Mr. Deer has been named in the 2009 and 2010 editions of The Best Lawyers in America.Mr. Deer has acted as lead trial counsel in employment discrimination/wrongful discharge cases in the federal district and state courts in Illinois,...