John W. Demling

Stephen Reynolds (CIPP/US, CISSP) advises some of the largest companies in the world on complex data security and privacy matters. A former computer programmer and IT analyst, Stephen is uniquely able to use his computer background to the advantage of his clients in matters involving data security, privacy, artificial intelligence and computer forensic investigations. He assists with responding to cybersecurity incidents, such as ransomware attacks, fund transfer fraud, data breaches and busi...

Michael E. Holden is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Michael E., 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 Michael E. is held by other top lawyers in the same geographic and legal practice area.

Roy Bossen concentrates his practice in corporate health care. He has represented numerous hospitals and physician groups in corporate and regulatory matters. Mr. Bossen has extensive experience in compliance counseling, structuring and implementing joint ventures, physician contracting and compensation, establishing and representing medical practices and the acquisition and sale of medical practices. Mr. Bossen also has significant experience in regulatory, tax exemption and accreditation co...

Matt Regan is a partner in Kirkland's Chicago office. He has broad experience representing plaintiffs and defendants in a variety of commercial litigation matters in both state and federal courts. Matt's cases have involved claims in the areas of antitrust and trade regulation, accountant/auditor malpractice, class actions, products liability, software consulting, fraud and breach of contract, and other complex commercial disputes. The Legal 500 U.S. recognized Matt for his work in Energy Lit...

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...

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 ...

Marcos Reilly is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Marcos, 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 Marcos is held by other top lawyers in the same geographic and legal practice area.

Susan Capra, a partner at Clifford Law Offices, P.C., has spent her entire professional life serving others in times of difficulty and crisis, first as a nurse and currently as an attorney. Susan knew from an early age, through the example of her parents, that her mission in life was to serve others. After graduating from college with a nursing degree, Susan worked at Children’s Memorial Hospital, now known as Lurie Children’s Hospital of Chicago. The majority of Susan’s nur...

Jeffrey J. Bakker provides strategic counsel to clients nationwide concerning every executive compensation and employee benefit matter that affects their businesses, including designing and preparing deferred compensation and equity compensation plans, maintaining ERISA and tax compliance for all qualified and nonqualified retirement plans (defined contribution, defined benefit and cash balance plans) and representing clients in Department of Labor benefits plan audits. Jeff regularly advises...

Mark Grossmann is global chair of Katten's Corporate practice. Mark knows how to make deals happen. For more than 20 years, he has guided principals and finance sources alike through critical transactions that have helped them grow, compete and realize value. He is known for a refreshingly direct approach that cuts away extraneous issues and gets to the heart of what the parties need. Mark knows that lawyers are often seen as obstacles who can bury the deal in the legal details. He takes a di...