Marc F. Sperber

Christopher Wilson, a partner in the firm's Litigation practice and managing partner of the Chicago office, represents clients in a variety of complex commercial litigation matters. He has represented a number of Fortune 500 companies in high stakes cases, including The Boeing Company in connection with shareholder derivative actions involving the Dreamliner 787, Microsoft Corporation in trade secrets and piracy matters, Amazon.com in qui tam actions arising under the Illinois Whistleblower A...

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

Kevin Conway is a trial lawyer involved in mass torts and catastrophic injury cases. He is known throughout the United States. He is a named partner at Cooney and Conway based in Chicago, Illinois. He is a Past President of the Illinois Trial Lawyers Association . He is the recipient of the Leonard Ring Award for his significant contributions to victim's rights at trial and for advocating for the public's Right to Trial by Jury. He has been recognized by numerous local and national organizati...

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 ...

Richard Sirus is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Richard, 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 Richard is held by other top lawyers in the same geographic and legal practice area.

Edward O. Pacer is the Managing Partner in the Chicago office of Peckar & Abramson and co-chair of the White Collar, Regulatory Compliance & Investigations Practice. He is a highly regarded litigation attorney who has tried 32 civil and criminal cases to jury verdict and has tried dozens of cases before the bench. He has also argued before the Illinois Appellate Court nine times. Ed has represented his clients in a wide variety of litigated matters, including business partner disputes...

Lisa Loesel focuses her practice on employee benefits matters, including the design, amendment and administration of pension and 401(k) plans, nonqualified deferred compensation arrangements, and employee stock ownership plans. She counsels privately and publicly held corporations regarding the employee benefits design and transition matters arising from corporate mergers, acquisitions and divestitures. She also advises clients regarding fiduciary and plan investment issues under the Employee...

David K. Haase has extensive experience representing employers in all aspects of labor and employment law. He has particular expertise in litigating wage and hour class/collective actions, unfair competition claims, such as non-competition agreements and trade secrets, and employee benefits litigation. David has litigated the full panoply of employment-related matters before the federal and state courts. David is the chair of Littler’s Pro Bono Committee. He publishes frequently and lec...

Raymond Lyons is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Raymond, 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 Raymond is held by other top lawyers in the same geographic and legal practice area.

Ross Emmerman is a broad-based transactional lawyer focusing on domestic and cross-border middle- market mergers and acquisitions, venture capital, and other financings and joint venture arrangements. He counsels public and private companies, family offices, and other buyers and sellers of businesses on structuring and negotiating complex business transactions, including purchases and sales of distressed businesses, executive compensation and general corporate matters. Ross also regularly rep...