Mackall, Crounse & Moore, PLC has joined Dewitt Ross & Stevens S.C.

The newly formed DeWitt Mackall Crounse & Moore S.C. will provide clients with enhanced legal services
and efficiencies as well as access to more than 100 attorneys practicing in nearly 30 areas of
law in Wisconsin and Minnesota.

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James D. Kremer

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Karen Herberg

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Jim has more than twenty-five years of complex civil litigation and counseling experience with a focus on employment and construction law. He has broad experience partnering with senior management and human resources personnel in designing and improving employment policies and practices; managing and resolving internal disputes; implementing effective litigation avoidance strategies; and litigating claims to successful conclusion efficiently, cost-effectively, and with minimal business disruption.

He regularly advises and represents design professionals and contractors on a variety of matters, including contract terms and negotiations, personnel issues, claims avoidance, and litigation of contract, alleged professional negligence, and claimed defects disputes.

He regularly counsels clients on employment policies and practices, including compliance with state and federal laws/regulations (e.g., Title VII, ADA, FMLA, ADEA, FLSA, FCRA, WARN, etc.); employee hiring, discipline and discharge; internal EEO and other investigations; employment and separation agreements; reduction-in-force programs and practices; payroll practices, including compliance with state and federal wage/hour laws; and the protection of company resources, including proprietary and trade secret information. In addition, he conducts training on a variety of employment law issues, company best practices, and litigation avoidance and management strategies and has served as lead and co-counsel for corporations in numerous litigation matters in multiple jurisdictions.

Representative Experience

  • Obtained numerous favorable summary judgment decisions for clients in employment cases involving claims of age discrimination, sexual harassment, race and gender discrimination, retaliation, and breach of contract.

  • Defense counsel in sexual harassment action. Complete defense verdict following jury trial.

  • Lead defense counsel in whistleblower action against major U.S. airline. Secured defense verdict at trial and affirmance of decision on appeal.

  • Obtained numerous favorable summary judgment decisions for clients in employment cases involving claims of age discrimination, sexual harassment, race and gender discrimination, retaliation, and breach of contract.

  • Lead counsel for six former officer/directors of agricultural biotech company in action by bankruptcy trustee for breach of contract, breach of fiduciary duty, usurpation of corporate opportunities, fraud, and misappropriation of trade secrets. Secured dismissal of all claims against clients for no compensation, and recovered all litigation fees and costs from D&O carriers.

  • Defense counsel in misappropriation of trade secrets, usurpation of corporate opportunity, breach of contract lawsuit seeking more than $300 million in compensatory damages and $1 billion in punitive damages. Claims dismissed by Court after 8-week trial, and secured more than $700,000 cost judgment against plaintiff.

  • Defense counsel for design professionals in construction defects cases, obtaining numerous favorable outcomes through litigation and mediation.

  • Obtained several favorable labor arbitration awards for leading Minnesota manufacturer.

  • Counsel for leading Minnesota healthcare client in wage/hour class action. Defeated motion for class certification leading to dismissal of lawsuit.

  • Defense counsel for European company in $500 million lawsuit for allegedly defective wood preservative used in manufacture of windows. Secured dismissal of claims on summary judgment.

Articles & Presentations

Regularly conducts training on a variety of employment law issues, HR best practices, and litigation avoidance and management strategies, for example:

Volunteer Experience

Perspectives, Inc., St. Louis Park, MN – an award-winning full-service supportive housing and chemical addiction agency serving underprivileged, at-risk women in recovery and their children.

  • Chair of the Board: December 2009 to present
  • Director of Finance: 2008-2009
  • Member, Executive, Finance and Strategic Planning Committees: 2008 to present
  • Member, Board of Directors: 2005 to present
  • Pro Bono Counsel: 2000 to present

Our Locations

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Get to know us

DeWitt LLP is one of the ten largest law firms based in Wisconsin, with an additional presence in Minnesota. It has more than 130 attorneys practicing in Madison, Greater Milwaukee, Green Bay and Minneapolis in over 30 legal practice areas, and has the experience to service clients of all scopes and sizes.


We are an active and proud member of Lexwork International, an association of mid-sized independent law firms in major cities located throughout the Americas, Europe and Asia and an active member of SCG Legal, an association of more than 140 independent law firms serving businesses in all 50 state capitals and major commercial centers around the world.


Best Lawyers 2013 – 2021
Super Lawyers 2021
Compass Award 2012
Top 100 Lawyers: National Trial Lawyers Association


While we would like to hear from you, we cannot represent you until we know that doing so will not create a conflict of interest. Accordingly, please do not send us any information about any matter that may involve you until you receive a written statement from us that we represent you (an “engagement letter”). You will not be a client of the firm until you receive such an engagement letter.

The best way for you to initiate a possible representation is to call DeWitt LLP at 608-255-8891. We will make every effort to put you in touch with a lawyer suited to handle your matter. When you receive an engagement letter from one of our lawyers, you will be our client and we may exchange information freely.

Please click the “OK” button if you understand and accept the foregoing statement and wish to proceed.