Jonathan J. Lee

John represents large publicly traded and privately held businesses in controversies, transactional matters and tax planning involving state and local corporate income/franchise taxes, gross receipts taxes, sales and use taxes, and other business privilege taxes. He also defends clients in state tax audits and litigation before courts, administrative agencies and departments of revenue throughout the country. In addition to his state and local tax practice, John is also one of the nation&rsqu...

Tom Quinn loves the art of persuasion. He got his first lessons in this critical skill through door-to-door campaigning in college for candidates who had dreams of changing the world through public service, and later by gathering thousands of petition signatures for initiative campaigns to reform state government. Through all those one-on-one encounters with everyday people in their homes, on street corners, or in meeting halls, Tom learned what it takes to move a person to support a point of...

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...

Mercedes Badia-Tavas provides legal and business guidance to clients on a broad range of immigration law cases, with focus on Fortune 500 and small companies alike. Mercedes supports her firm’s offices and clients across various states on immigration employment transfers and up-to-date compliance. As an immigrant herself, Mercedes finds particular fulfillment in helping companies and individuals immigrate to the United States and participate in the American dream through startups and bu...

Anthony J. Burba is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Anthony J., 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 Anthony J. is held by other top lawyers in the same geographic and legal practice area.

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

ADAM J. ZAYED Founder, Managing Attorney of Zayed Law Offices Personal Injury Attorneys Adam Zayed is a top-rated and award-winning Chicago personal injury lawyer . Since Zayed Law Offices Personal Injury Attorneys was formed in 2009, Adam Zayed has built a reputation among his peers in the legal field by providing vigorous yet compassionate representation. As the leader of one of Illinois’ most formidable trial law firms, Adam has been decorated with awards and appointments to leadersh...

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 ...

Nigel F. Telman is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Nigel F., 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 Nigel F. is held by other top lawyers in the same geographic and legal practice area.

Megan M. Devaney is a top attorney recognized by Best Lawyers in the practice area(s) of Private Funds / Hedge Funds Law. Megan M., 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 Megan M. is held by other top lawyers in the same geographic and legal practice area.