Kathryn B. Ashton

John O’Neil’s legal knowledge, business savvy, and leadership of complex transactions have earned him a reputation as a global leader in private equity fund matters. John heads the Investment Funds Practice Group, the Firm’s leading-edge global platform that provides innovative and bespoke legal strategies to sponsors and funds of all kinds. John is also a member of the Firm's Executive Committee. John has been recognized by Chamber’s Global, Chambers USA, IFLR 1000, L...

Tom is a litigator who represents property taxpayers throughout the country, ensuring their tax liabilities are secured at the lowest level allowable under the law. He represents clients spanning numerous industries, ranging in size and complexity from those with large, sophisticated real estate portfolios to those with just one building critical to their operations. Tom sets his clients’ expectations regarding measurable results in every property tax appeal. Before filing, he provides ...

Timothy J. Ritchey is a partner at Peck Ritchey, LLC who concentrates his practice in estate and trust litigation , elder law , and guardianship . Tim has been appointed Special Assistant Attorney General in numerous matters to represent the State’s interests in actions relating to Illinois healthcare and disability law. In 2014, Tim wrote legislation and testified as an expert before the Illinois Senate on an amendment to the Illinois Probate Act regarding elder abuse and financial exp...

James J. Mazza, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. James J., 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 James J. is held by other top lawyers in the same geographic and legal practice area.

Stuart Shulruff has spent his entire career with the firm, concentrating his practice on the representation of lead arrangers in connection with their financing activities. Stuart regularly counsels administrative agents, lead arrangers and other investors in connection with syndicated senior secured cash flow and asset-based financings including mergers and acquisitions and going-private, leveraged buyout and recapitalization transactions. He also represents lead arrangers and asset managers...

A tech-savvy litigator and business-minded advisor, Keyonn Pope helps clients navigate complex and high-stakes issues involving intellectual property, media and entertainment, and a range of commercial disputes. Clients across multiple industries rely on Keyonn to represent their brands in bet-the-company patent and trademark litigation and to help them develop and implement the strategies that protect their key technologies, domain names, product licenses, business processes, and more. With ...

Jillian S. Cole is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Jillian S., 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 Jillian S. is held by other top lawyers in the same geographic and legal practice area.

Jeffrey Morof has spent his career defending aerospace clients in product liability and commercial litigation matters in federal and state courts throughout the United States and abroad, handling matters in such countries as Spain, Italy, the United Kingdom, Greece, and Japan. He was a member of the trial team that defended the aerospace manufacturer in a 19-month jury trial in Detroit, Michigan arising out of the Northwest Airlines Flight 255 MD-80 accident. He has also litigated lawsuits ar...

Mike is a patent attorney who helps clients protect their complex technologies and innovations through representation on all aspects of patent law, including patent counseling, advice and prosecution, transactions, contested proceedings, and opinion preparation. He manages nationwide patent prosecution efforts for assorted technologies, overseeing similar efforts internationally, and counseling clients on the development and implementation of long-term patent portfolio strategies. He is regis...

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.