John Halstead

David S. Ruskin is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. David 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 David S. is held by other top lawyers in the same geographic and legal practice area.

Scott P. Glauberman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Scott P., who practices law in Chicago, Illinois, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott P. is held by other top lawyers in the same geographic and legal practice area.

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

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...

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

With over 200 successfully litigated disputes under his belt, and many years of industry experience representing over a dozen automotive clients, Jim brings unmatched talent in resolving the most complex and serious issues those clients face as they interact with dealers in their networks and with state regulators who oversee those business activities. Jim is the founder and former co-chair of the firm’s Motor Vehicle Group. He is also a senior partner in Barack Ferrazzano’s Litig...

Christopher D. Wehrman is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Christopher D., who practices law in Bannockburn, Illinois, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Christopher D. is held by other top lawyers in the same geographic and legal practice area.

Catherine (Cate) A. Battin represents clients in state and local tax controversies at the audit, administrative and judicial levels in numerous jurisdictions. She provides national state tax strategies for clients on a full range of state tax issues, including income tax apportionment, nexus, combination and sales tax characterization of products and services. She has defended numerous internet sellers in cases brought under the Illinois False Claims Act alleging fraudulent failures to collec...

Recognized as a leading lawyer for commercial lending by The Legal 500 US and by Chambers USA , Scott Lyons represents finance companies, banks and other lenders who provide debt financing to support private equity-led leveraged buyouts of middle-market companies. With deep experience in the health care and tech industries, Scott's understanding of market terms and ability to execute quickly help his clients meet the intense time demands of their customers, win their next deal and strengthen ...

Steve Napolitano is a corporate partner in the Chicago office of Kirkland & Ellis LLP. Steve represents private equity funds, family offices and public and private corporations in connection with leveraged buyouts, mergers and acquisitions, going private transactions, growth equity financings, senior and mezzanine debt financings, joint ventures, recapitalizations and restructurings. He also has substantial experience representing private equity sponsors, corporations and senior managemen...