Keith Moskowitz

Irwin has an excellent reputation for the skill with which he represents sophisticated parties in complex commercial transactions and for judiciously counseling his clients as to their strategic business planning needs. His comprehensive ability to promptly identify, properly assess and negotiate substantive inherent risks in virtually all types of commercial transactions enables his clients to prudently navigate appropriate risk allocations with other parties. In addition to recognition by a...

Partner Nancy M. Spain, a founder of the firm, Spain, Spain & Varnet P.C., which joined Hahn Loeser & Parks LLP in 2022, focuses her career in general and probate-related law. She began her legal career in Cleveland, prior to relocating to Chicago in 1981 where she first worked in the trust department of the former Lake Shore Bank, prior to practicing law at Spain, Spain & Varnet P.C. Throughout her career, Nancy has been actively involved in drafting legislation and working with ...

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...

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...

Sarah is a trusted strategic advisor to motor vehicle manufacturers, guiding them through the distribution of their products within the extensive state and federal regulatory landscape. Her significant business law & transactional background make her uniquely positioned to find creative solutions to solve complex business problems for her clients. Sarah is a co-chair of Barack Ferrazzano’s Motor Vehicle Group and leads the Group’s transactional practice. With over a decade of ...

Jeffrey M. Alter is a top attorney recognized by Best Lawyers in the practice area(s) of Workers' Compensation Law - Claimants. Jeffrey 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 Jeffrey M. is held by other top lawyers in the same geographic and legal practice area.

Paul T. Jenson is a top attorney recognized by Best Lawyers in the practice area(s) of Gaming Law. Paul T., 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 Paul T. is held by other top lawyers in the same geographic and legal practice area.

Sergio Acosta is Co-Chair of Akerman’s White Collar Crime and Government Investigations Practice. A former federal prosecutor and Fellow of the American College of Trial Lawyers with over 70 jury trials to his credit, he has extensive experience defending companies and individuals in criminal and regulatory proceedings, conducting internal investigations, and counseling clients on compliance programs and related issues. Sergio represents companies and individuals in regulatory, civil, a...

Michael leads Neal Gerber Eisenberg’s Private Equity, Venture Capital & Growth Companies practice, as well as its Fund Formation & Investment Management practice. Michael primarily represents private equity sponsors, venture investors, private funds, private equity and venture-backed companies, executives, and family offices. His extensive experience in complex transactional and corporate governance matters makes him an invaluable asset to his clients, who turn to him for advice...

Marc R. Fisher is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Marc R., who practices law in Bannockburn, Illinois, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc R. is held by other top lawyers in the same geographic and legal practice area.