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Mark W. Weisbard

Mark W. Weisbard

Senior Counsel


  • Family Business Transition Team
  • Business Services
  • Employee Benefits and Executive Compensation
  • Estate Planning & Administration

WSG Practice Industries


Illinois, U.S.A.

WSG Leadership

ABA Group

Mr. Weisbard's practice concentrates in the areas of taxation, estate planning, probate and employee benefits.

In the areas of taxation and estate planning, his clients include owners of closely held and family owned businesses, business executives and retired individuals. Mr. Weisbard regularly advises these clients on complex tax matters including tax planning and reporting, gifting strategy and succession planning. His tax and estate planning work also includes providing tax advice and estate planning documents for United States citizens residing abroad and foreign nationals with property interests in the United States. His probate work has included numerous disputes relating to will and trust administration and construction, including will contests.

In the area of employee benefits, Mr. Weisbard works extensively with both qualified and non-qualified benefit plans for both closely held and family owned businesses and large corporations. He has worked with numerous companies on the drafting and implementation of welfare plans and qualified defined benefit and defined contribution plans. This includes significant experience representing lenders in ESOP transactions, as well as representing businesses and trustees in the creation and administration of ESOPs, and the sale of ESOP-owned businesses. He also consults with clients frequently on tax issues involving executive compensation and stock option issues; benefit plan administration, qualification and termination; and advises both sellers and buyers on the effects of mergers and acquisitions on their employee benefit plans.

In addition, Mr. Weisbard is an experienced lecturer, having addressed multiple organizations on a variety of topics including non-qualified deferred compensation plans, stock option plans, ERISA fiduciary responsibility and others. He has also been recognized as both an Illinois Super Lawyer and Illinois Leading Lawyer.

Bar Admissions

Illinois, 1979


Northwestern University, J.D., cum laude Dartmouth College, B.A., magna cum laude
Areas of Practice

Business Services | Employee Benefits and Executive Compensation | Estate Planning & Administration | Family Business Transition Team | Probate, Trust & Fiduciary Litigation | Tax & Estate Planning/Administration | Taxation

Professional Career

Professional Associations

  • American Bar Association
  • Member, Chicago Estate Planning Council

The Ins and Outs of the Income Tax Deadline Extension—Which Returns, Deadlines Are Affected, and Which Aren’t?
Dykema, April 2021

On March 17, 2021, the IRS published IR-2021-59, postponing the deadline for filing individual income tax returns and payment of individual income taxes from April 15, 2021, to May 17, 2021. On March 29, 2021, the IRS issued Notice 2021-21, further clarifying the postponement of Federal income tax reporting and payment deadlines...

Benefit Plan Implications of the CARES Act
Dykema, April 2020

On March 27, 2019, the Coronavirus Aid, Relief, and Economic Security Act (the “Act”) was signed by President Trump. The Act provides significant relief for employee benefit plan participants and includes both required and discretionary changes. Plan sponsors should immediately review their benefit plans to ensure that amendments are properly and timely implemented to ensure that their plans continue to operate in accordance with applicable law...

Question and Answer: Employee Benefits Triage Amid COVID-19
Dykema, March 2020

Dykema has launched a COVID-19 Resource Center to keep our clients up to date on the most recent legal, business and health guidance surrounding the novel coronavirus and how to navigate their businesses through uncertain times. Various firm practitioners are providing timely content that aims at providing guidance for employer’s current issues as well as those unforeseen items that have yet to arise...

Additional Articles

  • The John Marshall Law Review "The Pitfalls of Will Contest Litigation"

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

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