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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Atnip III
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Jack Atnip III

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Jack is an experienced attorney concentrating his practice in the areas of banking, commercial and agricultural finance, commercial collections, and business litigation. He has been providing litigation, transactional and legal consulting services and advice to financial institutions, businesses and individuals since 1999. Jack is licensed in Minnesota and California state and federal courts, and has also litigated cases in North Dakota, South Dakota, Wisconsin, Illinois, New York, Oregon, Nevada, Texas, and internationally.

Regarding the financial services industry, Jack provides a full spectrum of legal services related to commercial and agricultural lending, including drafting all manner of loan documents and assisting with every detail of the finance transaction. He also assists his clients with loan workouts of every dimension. Jack has almost two decades of experience handling every facet of the loan recovery and commercial collections process, including litigation and obtaining judgments, commencing receivership proceedings and representing receivers, as well as commercial mortgage and UCC security interest foreclosure proceedings. Jack competently and efficiently handle all manner of post-judgment collections actions, from traditional debt and judgment collections to successfully pursuing high stakes and highly complex multi-state and multi-million dollar fraudulent transfer actions. He also protects and asserts creditors’ rights in bankruptcy, including bringing adversary proceedings and getting bankruptcies terminated without discharge due to fraud. Jack has substantial trial and appellate experience with a very high success rate.

On the commercial and business side, Jack consults and advises on corporate formality compliance and maintenance, and serves as outside general counsel. He also has been successfully litigating all manner of commercial disputes and shareholder disputes and buy-outs since 1999, including complex partnership fraud and misappropriation actions.

Our Locations


Two East Mifflin Street, Suite 600
Madison, WI 53703
(608) 255-8891
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Greater Milwaukee

13845 Bishop’s Drive, Suite 300
Brookfield, WI 53005
(262) 754-2840
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2100 AT&T Tower,
901 Marquette Avenue
Minneapolis, MN 55402
(612) 305-1400
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Get to know us

DeWitt Ross & Stevens S.C., including its affiliate DeWitt Mackall Crounse & Moore S.C., is one of the ten largest law firms based in Wisconsin, with an additional presence in Minnesota. It has nearly140 attorneys practicing in Madison, Metropolitan Milwaukee and Minneapolis in over 30 legal practice areas, and has the experience to service clients of all scopes and sizes.

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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.


Best Lawyers 2013 – 2018
Compass Award 2012
Top 100 Lawyers: National Trial Lawyers Association

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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 Ross & Stevens 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.

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