John S. Letchinger

Tom is a Shareholder and Chairs the Patents and Intellectual Property Sections. An experienced attorney most active in patent prosecution, portfolio management and providing opinions of counsel, Tom drafts and prosecutes U.S. and foreign patent applications; renders non-infringement, validity, patentability and inventorship opinions; drafts and interprets license, indemnification, employment and non-complete agreements; prepares and prosecutes trademark and copyright registrations; and counse...

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

Sanford E. Perl (Sandy) concentrates on the corporate, securities and tax aspects of complex business transactions, including leveraged buy-outs of public and private companies; strategic mergers, acquisitions, investments and joint ventures; venture capital and growth equity investments; divestitures; initial public offerings; private equity fund formations; executive compensation; and debt and equity restructurings and workouts. He manages transactions in a wide variety of industries, inclu...

David represents management nationwide in virtually all areas of labor and employment law. David’s goal is to identify what each client seeks to achieve and then realize that end. David’s dedication to service is manifest in his accessibility to the clients he serves. A direct communicator, David is valued by clients and colleagues alike for providing practical and on-point legal advice, clear answers to complex questions, and workable business solutions. With more than 30 years o...

Kim Nemirow is a partner in the Government & Internal Investigations Group in the Chicago office of Kirkland & Ellis LLP. Kim has nearly 20 years of experience advising multi-national organizations advising clients on highly sensitive and complex matters, including U.S. DOJ and SEC investigations, internal investigations and compliance matters. She had led countless investigations for private equity, pharmaceutical, medical device, technology and other clients into potential violation...

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.

Dennis is an innovative and creative thinker who helps clients find the best path to their desired goals. He has more than 35 years of experience over hundreds of transactions in the strategy, structure, and successful execution of mergers and acquisitions and other capital transactions. Dennis regularly advises clients on the mergers and acquisitions of financial institutions, the raising of additional capital through public and private offerings of equity and debt instruments, and other str...

Sean M. Houlihan is a top attorney recognized by Best Lawyers in the practice area(s) of Aviation Law, Medical Malpractice Law - Plaintiffs, Personal Injury Litigation - Plaintiffs and Product Liability Litigation - Plaintiffs. Sean M., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean M. is held by other top lawyers in the same geographic and legal practice area.

As a commercial litigator and counselor with more than 20 years of experience, Matt brings a creative, pragmatic, and efficient approach to helping clients resolve complex legal and business problems. Matt is co-chair of the firm’s Litigation Group. He has significant, first-chair trial experience in a wide variety of business disputes. He regularly represents clients in matters involving breach of contract, fraud, breach of fiduciary duty, non-competes, and post-closing disputes. Matt ...

Phil Comella is a partner in Taft’s Environmental group. His practice spans both regulatory counseling and environmental-based litigation. With over three decades of experience in environmental law and a focus on the solid and hazardous waste industry, he regularly counsels owners and operators of landfills, treatment facilities, recycling operations, and waste generators on compliance, enforcement, and litigation matters arising under environmental laws.