Tyler D. Alfernann

Marcelo Halpern is a partner with the firm's Business practice and a member of the Technology Transactions & Privacy group. Marcelo's practice focuses on transactional, strategic and corporate representation of global "FORTUNE 100" companies, start-up and emerging growth companies, as well as U.S.-based and international governments and non-profits. His experience includes structuring and negotiating technology and intellectual property-oriented strategic alliances and joint ventures; sof...

Sean W. Bezark focuses his practice primarily on environmental matters for public corporations, privately held companies, banks, lenders, REITs and private equity investment funds. He advises clients on environmental aspects of corporate and real estate transactions, bankruptcy cases, environmental investigations and remediation projects, brownfields development, insurance procurement and risk and cost allocations. He also counsels clients on legal and technical aspects of complex contaminati...

Norma Zeitler serves as outside labor and employment and litigation counsel to nonprofit, healthcare, hospitality and manufacturing clients. Norma is totally committed to helping each client focus on its mission and mitigate the potential for a dispute through proactive counseling and development of sound policies, practices and procedures. Norma represents employers in the defense of employment discrimination, retaliatory discharge, breach-of-contract, workplace torts and restrictive covenan...

You often hear about small-town values from big-city attorneys in commercials, but Jim McPhedran, who grew up on a farm outside Oglesby, took his small-town values to Chicago and brought back his law degree to help the people of the Illinois Valley. He remains as committed to his community today as he was as a new lawyer over three decades ago. "I learned a long time ago that you treat all clients the same," said Jim McPhedran. "Each deserves the same level of respect, consideration, and hard...

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

Lisa Mazur is co-chair of McDermott Will & Emery’s Digital Health practice and advises healthcare providers and technology companies on a variety of legal, regulatory and compliance matters. Read full biography: https://www.mwe.com/people/mazur-lisa/

Melissa A. Siebert is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Defendants. Melissa A., 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 Melissa A. is held by other top lawyers in the same geographic and legal practice area.

Eric builds sophisticated estate planning strategies for families and individuals, including business owners and executives. He also counsels clients on the legal and business implications of major life events, including premarital planning, relocating to a new jurisdiction, appointing short-term guardians for vacationing relatives and loved ones and designating agents for health care decisions. Eric represents clients spanning numerous industries and backgrounds, including traders, doctors, ...

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...

Joe Duffy is an accomplished and resourceful trial lawyer who focuses his national practice on white collar criminal defense and complex business litigation. He handles all aspects of federal and state criminal prosecutions through the investigative, prosecutive and appellate stages. He has extensive experience representing individuals and corporations in internal and government investigations as well as civil and criminal jury trials and appeals. Joe has successfully represented clients in c...