Jay H. Janssen

Joseph E. Tilson is Co-Chair of Cozen O'Connor's Labor & Employment Department and a member of the Management Committee and Board of Directors. Joe represents employers in large-scale employment litigation and labor arbitrations. In the past 35 years, he has tried more than 150 jury and non-jury cases before the full range of courts, administrative agencies and labor arbitrators. His clients include a number of the country’s largest public and private employers, and Illinois’ ...

Jeffrey (Jeff) M. Holdvogt regularly counsels public and privately held companies and tax-exempt organizations on a wide range of employee benefits matters. These include the design and administration of complex pension, 401(k) and 403(b) plans, nonqualified and executive deferred compensation arrangements, fiduciary and plan investment issues under the Employee Retirement Income Security Act (ERISA), internal compliance reviews and voluntary correction filings, and benefit plan matters arisi...

Nick Richardson is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Nick, who practices law in Palatine, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nick is held by other top lawyers in the same geographic and legal practice area.

Carolyn M. Passen is a top attorney recognized by Best Lawyers in the practice area(s) of Trademark Law. Carolyn M., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carolyn M. is held by other top lawyers in the same geographic and legal practice area.

Larry is chair of the firm’s Private Wealth Services practice group. He facilitates successful legal strategies for entrepreneurs, tax-exempt organizations, fiduciaries and high-net worth families and individuals. This work involves estate, gift and charitable planning issues, including business succession, tax-efficient ownership structures, sophisticated tax-exempt structures, trust and estate administration, executive benefits, life insurance and international estate planning for wea...

Dennis is an innovative and creative thinker who helps clients find the best path to their desired goals. He has more than 35 years of experience over hundreds of transactions in the strategy, structure, and successful execution of mergers and acquisitions and other capital transactions. Dennis regularly advises clients on the mergers and acquisitions of financial institutions, the raising of additional capital through public and private offerings of equity and debt instruments, and other str...

Jason is a litigator and strategic counselor in all aspects of labor and employment law. He litigates unfair labor practices before the NLRB, arbitrates labor grievances, negotiates and administers collective bargaining agreements, and develops long-term labor strategies to maximize the value and effectiveness of each client’s workforce. He also litigates and provides daily counsel on matters arising out of the numerous federal and state counterpart statutes governing employers, includi...

Jeralyn Baran is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Jeralyn, 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 Jeralyn is held by other top lawyers in the same geographic and legal practice area.

Dunstan H. Barnes is a Partner at McAndrews and practices in all areas of intellectual property law with emphasis on protecting and analyzing design rights. His work in that area includes drafting and prosecuting design patent applications and conducting opinion work and due diligence investigations. In addition, Dunstan has considerable experience drafting and prosecuting utility patent applications and trademark applications across a range of technological fields and industries. As a practi...

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...