William P. "Bill" Ziegelmueller

Mr. Grund is a Founding Partner with Grund & Leavitt. He practices exclusively in the area of family law concentrating in all aspects of matrimonial litigation.He has successfully represented individuals on all issues arising from divorce proceedings which involve, among other things, the valuation and disposition of substantial business interests, custody, maintenance and other marital and parental rights. Mr. Grund is known as a creative lawyer with a keen sense of the rules and the law...

Michael P. Chu focuses his practice on all aspects of patent law, including complex litigation, opinions and prosecution. He serves as the Local IP Litigation Practice Group Leader in McDermott’s Chicago office. Mike is also the Chair of the Firm’s Racial & Ethnic Diversity Committee. Read full biography: https://www.mwe.com/people/chu-michael-p/

Susan Daley is a partner with Perkins Coie and has more than 20 years of experience in the areas of executive compensation, securities and employee benefits. She is currently President of the Chicago Chapter of the National Association of Stock Plan Professionals, Chair of the Federal Securities Law Subcommittee of the Employee Benefits Committee of the American Bar Association Section of Taxation, and a member of the BNA Pension & Benefits Advisory Board. She is a former Chair of the Ill...

Gregory E. Ostfeld is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Gregory E., who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Gregory E. is held by other top lawyers in the same geographic and legal practice area.

Karen V. Paige has over 20 years of experience in litigation and mediation, practicing in Lake and Cook Counties, as well as over a decade in Los Angeles during the first part of her career. In addition to significant experience handling a wide range of financial and parenting matters, Ms. Paige has years of experience as a guardian ad litem in Lake County. Recently named to the Best Lawyers in America, Ms. Paige brings her collective experience to each case, tailoring that experience to the ...

Roy Bossen concentrates his practice in corporate health care. He has represented numerous hospitals and physician groups in corporate and regulatory matters. Mr. Bossen has extensive experience in compliance counseling, structuring and implementing joint ventures, physician contracting and compensation, establishing and representing medical practices and the acquisition and sale of medical practices. Mr. Bossen also has significant experience in regulatory, tax exemption and accreditation co...

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 ...

David W. Wirt 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. David W., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David W. is held by other top lawyers in the same geographic and legal practice area.

Patrick D. Owens is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Patrick D., 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 Patrick D. is held by other top lawyers in the same geographic and legal practice area.

Stephanie advises on complex tax issues, investment structures, acquisitions and sales of special assets, trust and probate administration and charitable giving. She serves as a fiduciary consultant on litigation matters for corporate fiduciaries and interfamily disputes. Stephanie also represents taxpayers on contested tax matters, including federal and state audits and administrative appeals. Stephanie’s clients include high net worth individuals, family offices and corporate fiduciar...