Atty. Mark E. Sostarich

Atty. Mark E. Sostarich

Atty. Mark E.

Elkhorn Elkhorn 48 Years Experience 48 year
Call (262) 725-8955

Profile Summary

About Mark E. Sostarich at a glance

Mark E. Sostarich is an Attorney, Owner based in Elkhorn, Wisconsin, practicing at Law Offices of Mark E. Sostarich. They have 48+ years of legal experience, licensed to practice since 1978. Their practice focuses on family law, employment, business, real estate, and litigation. Admitted to practice in Wisconsin (1978). Educated at University of Wisconsin-Madison (J.D., 1978) and University of Wisconsin-Madison (B.A., 1975). Recognitions include Peer Reviewed. Active member of Wisconsin State Bar Association. Serves clients in Elkhorn, WI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Atty. Mark E. Sostarich is a lawyer practicing civil litigation, family law, real estate and 2 other areas of law
  • Mark received a B.A. degree from University of Wisconsin-Madison in 1975, and has been licensed for 48 years
  • Mark practices at Law Offices of Mark E. Sostarich in Elkhorn, WI

Practice Areas Explained

Mark E. Sostarich's Areas of Practice

Each practice area below reflects the types of cases Mark E. Sostarich handles, with a brief overview of what that area of law covers.

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

Mark E. Sostarich is one of 167,063 family law attorneys indexed nationally. Browse family law attorneys in Wisconsin →

Employment Law

Employment lawyers represent workers in wrongful termination, discrimination, harassment, wage & hour disputes, and severance negotiations.

Mark E. Sostarich is one of 151,622 employment attorneys indexed nationally. Browse employment attorneys in Wisconsin →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Mark E. Sostarich is one of 452,854 business attorneys indexed nationally. Browse business attorneys in Wisconsin →

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Mark E. Sostarich is one of 286,061 real estate attorneys indexed nationally. Browse real estate attorneys in Wisconsin →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Mark E. Sostarich is one of 409,070 litigation attorneys indexed nationally. Browse litigation attorneys in Wisconsin →

Jurisdictional Context

Why local counsel matters in Wisconsin

Practicing law in Wisconsin. Legal matters in Wisconsin are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Elkhorn are typically filed in the local municipal court or the appropriate Wisconsin state district court, depending on subject matter and amount in controversy. An attorney licensed in Wisconsin brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Wisconsin courts without local counsel or pro hac vice admission.

Looking for additional Wisconsin attorneys? Browse all attorneys in Elkhorn or all attorneys in Wisconsin.

Frequently Asked

Common questions about Mark E. Sostarich

Where is Mark E. Sostarich's law office located?
Mark E. Sostarich's law practice is located in Elkhorn, Wisconsin. The firm is Law Offices of Mark E. Sostarich. You can contact the office directly through this profile page.
What practice areas does Mark E. Sostarich handle?
Mark E. Sostarich focuses on family law, employment, business, real estate, litigation. Each practice area listed reflects experience handling cases of that type in Wisconsin.
How long has Mark E. Sostarich practiced law?
Mark E. Sostarich has 48+ years of legal experience and has been licensed since 1978.
Where did Mark E. Sostarich go to law school?
Mark E. Sostarich earned their education at (J.D., 1978); (B.A., 1975).
How can I contact Mark E. Sostarich for a consultation?
You can contact Mark E. Sostarich directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Mark E. Sostarich received?
Mark E. Sostarich's notable recognition includes: Peer Reviewed.

Education

J.D.
University of Wisconsin-Madison
- 1978
B.A.
University of Wisconsin-Madison
- 1975

Awards

Peer Reviewed

Bar Admissions

Wisconsin
Admitted: 1978

Reviews

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