Mitchell S. Sexner

Nick wins cases for clients and helps them favorably resolve disputes, including complex partnership, corporate governance, finance, and deal disputes. As a first-chair trial lawyer who has tried more than 30 jury trials, bench trials, and arbitrations, when a rare business case goes to trial, other law firms and clients ask him to join or lead the trial team. Nick splits his time between Barack Ferrazzano’s Minneapolis and Chicago offices, although he regularly appears in courts across...

Megan Church is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Megan, 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 Megan is held by other top lawyers in the same geographic and legal practice area.

Andrew has extensive experience in commercial real estate advising real estate investors, funds, finance companies, sponsors and operating companies on private equity capital raising, finance (including preferred equity and mezzanine), investment and development of commercial real estate. He also advises on the formation of joint ventures to own, operate, develop and finance global real estate. He regularly represents lenders with participations, modifications, originations and workouts of co...

Jody Kahn Mason is a principal in the Chicago, Illinois, office of Jackson Lewis P.C., and is a co-leader of both the firm’s Biometric Privacy Litigation Group and the Privacy Litigation team. Jody has significant litigation and trial experience, and is a member of the Trial Bar of the U.S. District Court for the Northern District of Illinois. Jody has counseled countless companies regarding compliance with biometric privacy laws, including the Illinois Biometric Information Privacy Act...

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...

Mr. Warren is a principal with the firm and has concentrated his practice in the area of matrimonial law since 1989. A significant part of his practice involves analysis of complex financial issues, business and real estate valuation, and cash flow analysis in connection with matrimonial matters. Named to 2013 Edition of the Best Lawyers in America. AV Preeminent Rating from Martindale-Hubbell In 2004, was named one of the "Top 40 Under 40 Illinois Attorney", by the Illinois Law Bulletin. Nam...

Jeffrey G. Mote is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Jeffrey G., 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 Jeffrey G. is held by other top lawyers in the same geographic and legal practice area.

Maureen O'Brien is a partner in the Chicago office of Kirkland & Ellis LLP. Maureen's practice includes a broad range of employee benefits and executive compensation matters, and she has extensive experience with the M&A aspects of employee benefits and executive compensation, including strategic and private equity transactions. Maureen advises clients on the design and implementation of qualified and nonqualified retirement plans, welfare plans, Section 409A matters and equity and in...

John Callahan advises clients on health sector mergers and acquisitions. Public companies, private equity firms, nonprofit health systems, academic institutions and governmental entities have trusted John to assist them in executing their most critical transactions. His unique focus on corporate and healthcare law drives an efficient and client-oriented approach to executing transactions. John is Head of International Health M&A for the Firm. Read full biography: https://www.mwe.com/peopl...

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 ...