Katherine Del Rosario

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

Gabor Balassa is a senior litigation partner and trial lawyer. Gabor has successfully tried significant commercial disputes in federal and state courts and in arbitrations across the country, including in New York, Chicago, Dallas, Houston, Pittsburgh, Tampa, and Wilmington. He represents a diverse client base, ranging from big-four accounting firms, to oil & gas, telecommunications, and pharmaceutical companies, to private-equity firms. Gabor’s broad experience encompasses class ac...

Laura Baldwin is a top attorney recognized by Best Lawyers in the practice area(s) of Collaborative Law: Family Law, Family Law and Family Law Mediation. Laura, who practices law in Park Ridge, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Laura is held by other top lawyers in the same geographic and legal practice area.

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

Kevin Desharnais is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Kevin, 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 Kevin is held by other top lawyers in the same geographic and legal practice area.

Michael J. Sorich is a veteran trial attorney and partner at Cavanagh Sorich Law Group with a track record of securing outstanding results in personal injury, medical malpractice and wrongful death cases. Sorich brings more than two decades of trial experience to his practice and has obtained more than $300 million in verdicts and settlements for clients in Illinois and across the country since joining the firm in 2016. He has played a key role in many of the firm’s biggest and most hig...

Jeffrey J. Bakker provides strategic counsel to clients nationwide concerning every executive compensation and employee benefit matter that affects their businesses, including designing and preparing deferred compensation and equity compensation plans, maintaining ERISA and tax compliance for all qualified and nonqualified retirement plans (defined contribution, defined benefit and cash balance plans) and representing clients in Department of Labor benefits plan audits. Jeff regularly advises...

Jim Cruger, a partner in Perkins Coie’s national Private Equity practice, concentrates his practice in the areas of mergers, acquisitions, formation of private investment vehicles and joint ventures. Jim has represented numerous private equity funds and public companies in transactions during his 28 year career. Public company representation has included Deutsche Post DHL, Leggett & Platt (NYSE), Voyager Learning Company (NASDAQ) and Strategic Hotel Capital (NYSE). Fund representati...

Barry A. Hartstein has earned a national reputation for a career that includes more than 30 years of counseling and representing employers in a broad range of labor and employment matters. He is a frequent writer, commentator and lecturer on workplace issues. He also has extensive experience as a litigator and has defended employers nationwide in individual and class action claims and wage and hour collective actions. He has particular expertise dealing with the EEOC on both a local and natio...

Jennifer T. Nijman is a founding partner of the environmental firm Nijman·Franzetti LLP with wide ranging experience in litigation defense and enforcement issues as well as issues involving waste and contaminated property. She was formerly a partner and chair of the environmental practice group at the Chicago office of a national law firm. Ms. Nijman represents clients in environmental litigation and enforcement defense, including toxic tort claims, private party disputes, and actions ...