Karen G. Zimmermann

Ken Hoogstra maintains an extensive employee benefits practice, advising clients on such matters as ERISA compliance for group health, welfare and pension plans, and the design and administration of qualified retirement plans and nonqualified deferred compensation plans. Ken places a particular focus on the implementation, design and administration of employee stock ownership plans (“ESOPs”). He also has significant experience working on executive compensation arrangements, includ...

Sumeeta Krishnaney is a member of the Trusts and Estates Section at von Briesen & Roper, s.c. She concentrates her practice on estate planning, including special needs planning and guardianships, charitable estate planning and business succession planning. She focuses on the preparation of trusts, including first and third party special needs trusts, wills, marital agreements, financial powers of attorney, and healthcare powers of attorney. She represents clients in all matters relating t...

Frank DiCastri is a shareholder in Reinhart’s Business Reorganization Practice. For more than 20 years, Frank has focused his practice on insolvency proceedings, including corporate reorganization cases, liquidations and receiverships, and other litigation and trial work arising from sophisticated commercial transactions. His clients have included debtors, financial institutions, creditors’ committees, trustees, receivers, asset purchasers and both secured and unsecured creditors....

Benjamin G. Lombard is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Securities / Capital Markets Law. Benjamin G., who practices law in Milwaukee, Wisconsin, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Benjamin G. is held by other top lawyers in the same geographic and legal practice area.

Nathan Bayer is a top attorney recognized by Best Lawyers in the practice area(s) of Municipal Law. Nathan, who practices law in Milwaukee, Wisconsin, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Nathan is held by other top lawyers in the same geographic and legal practice area.

John is a member of the firm's Real Estate, Land Use and Construction Law Practice Group and Business Law Practice Group. He counsels his clients in all areas of real estate development, construction law, and commercial and construction financing: including, property acquisitions and dispositions; commercial, industrial, retail and office leasing; zoning; and land use law; and creditors' rights. John provides both preventive and remedial legal counsel to financial institutions, real estate de...

Jerome M. Janzer is the CEO of Reinhart Boerner Van Deuren s.c.. He is also co-chair of the firm's Real Estate Practice and a member of the Business Law Practice. Drawing on more than 25 years of experience, Jerry counsels and represents clients in a variety of industries including real estate, financial institutions, transportation, construction, manufacturing and printing. He advises his clients on every aspect of acquiring, growing and eventually selling a business including capitalization...

Oyvind Wistrom is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Oyvind, who practices law in Milwaukee, Wisconsin, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Oyvind is held by other top lawyers in the same geographic and legal practice area.

Joseph Gumina is a shareholder at O’Neil Cannon and the Past Chair of O’Neil Cannon’s Labor & Employment Practice Group. Joe is licensed to practice law in the states of Illinois and Wisconsin. Joe has extensive experience representing management in a vast array of employment matters ranging from traditional labor matters involving labor negotiations and unfair labor practice charges to helping employers navigate the complexities of state and federal fair employment laws...

Robert J. Heinrich is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Robert J., who practices law in Milwaukee, Wisconsin, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert J. is held by other top lawyers in the same geographic and legal practice area.