Dennis J. Powers

Floyd Mandell is the national co-chair and founder of the firm's Intellectual Property department. He has represented some of the world’s most recognizable companies in intellectual property litigation. Few other lawyers have handled as many high-profile cases over the past 20 years involving copyrights, trademarks, trade secrets, trade dress, false advertising and defamation. He has been lead counsel in more than 40 published decisions, many involving novel or cutting-edge issues. On m...

David Allen helps high-net-worth individuals and families with all their legal needs. With an approach that seamlessly integrates estate planning, tax minimization and concierge lawyering, David's advice allows his clients to spend less time managing advisors and more time focusing on their passions, their businesses and their families. From restructuring valuable art collections to coordinating legal services for multibillion-dollar family businesses and family offices, David is often the fi...

John V. Kalantzis is a complex personal injury attorney whose practice spans aviation law, wrongful death, and serious, multi-jurisdictional injury cases. He represents individuals and families in high-stakes litigation involving corporate negligence and systemic failures, combining strategic advocacy with a thoughtful, client-centered approach to help them navigate life’s most difficult circumstances. As a member of the firm's nationally recognized aviation practice, John has advocated...

Ashley C. Keller is a lawyer recognized by Best Lawyers in the practice area of Mass Tort Litigation / Class Actions - Plaintiffs. Ashley C. practices law in Chicago, Illinois Best Lawyers has recognized Ashley C. Keller since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ashley C. Keller is held by other lawyers.

Ron Damashek recognizes that litigation is a place very few people want to be, but all too many people end up. Operating from that mindset makes Ron a practical lawyer, working to get to the bottom line quickly and enabling his clients to make educated, cost-effective decisions. Regardless of whether the path leads to settlement, arbitration, or trial, Ron stands side-by-side with each client, prepared and ready to succeed. As counsel to secured creditors, Ron regularly litigates and works ou...

Justin L. Weisberg is a lawyer recognized by Best Lawyers in the practice areas of Construction Law and Litigation - Construction. Justin L. practices law in Chicago, Illinois Best Lawyers has recognized Justin L. Weisberg since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Justin L. Weisberg is held by other lawyers.

Carol A. Harrington advises clients on a variety of matters, including estate, gift and generation-skipping tax issues, closely held businesses and succession planning, family office structures and issues, private trust companies, private foundations, trust and estate administration, and contested trust and tax matters. Carol is the former global head of McDermott’s Private Client Practice. Read full biography: https://www.mwe.com/people/harrington-carol-a/

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...

Josh focuses on complex real estate transactions including joint ventures, acquisitions and dispositions as well as financing, development, management and restructuring of real estate assets. He advises private equity sponsors, publicly traded investment firms, REITs, foreign pension funds and other institutional investors and developers in transactions involving various asset classes, including multifamily, industrial, office, hospitality and opportunity zones. Josh has been recognized as a ...

With over thirty years of counseling and defending clients in white collar criminal investigations and regulatory enforcement actions, as well as in complex litigation, Ed has guided individuals and businesses through some of the most difficult situations they have faced in their professional lives. Clients value Ed’s calm demeanor and sound judgment as he counsels them through these challenges, as well as his ability to advocate powerfully for their interests, while maintaining credibi...