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In 1987, Vincent DiTommaso co-founded DiTommaso. He has forged DiTommaso into a firm specializing in consumer fraud, lemon law and class actions. Over two and half decades, Vincent has acted as lead or co-lead counsel in numerous consumer class actions that have had a national impact. The Illinois Attorney General appointed Vincent to act as a Special Assistant Attorney General to represent the Treasurer of the State of Illinois. The Chief Judge of DuPage County selected Vincent to be among the first group of Certified Court Appointed Mediators. He has given seminars to train judges in mediation techniques. As a member of the DuPage Judicial Evaluation committee, Vincent assisted in the evaluation and selection of judges. National, Chicago and DuPage Legal Assistance Foundations have given Vincent commendations for providing them with substantial awards from certain consumer class actions. He received a BA from the University of Illinois in 1979, and his law degree with Honors from Chicago-Kent College of Law at the Illinois Institute of Technology in 1982. To review Vincent’s full resume for a description of the cases he has worked on click here.


Court Appointed Mediator

Representative Cases

In re: Baldwin-United Corporation Litigation
In re: Storage Technology Corp. Securities Litigation
In re: Beatrice Companies, Inc. Litigation
L.I. Rothschild v. Continental Illinois Corporation, et.al.
Isadore Spring v. Continental Corporation, et.al.
In re: Illinois Bell Switching Station Litigation
Barbara Nale v. Larry Faul Oldsmobile – GMAC
Erickson v. Ameritech
Stamos v. Prime Cable of Chicago
(Circuit Court Cook County 1999)
Marszalek v. Mutimedia (Circuit Court of Kane County 1998)
Beckman v. Triax (Circuit Court of Kane County 2000)
Chmils v. TCI, Circuit Court of Cook County (1999)
Burch v. United Cable Television of Baltimore Ltd, 732 A2d 887 (Md. 1999)
District Cablevision Ltd. Partnership v. Bassin, 2003 WL 21664513 (D.C.)
TCI Cablevision of Dallas, Inc. v. Owens, 8 SW3d 837 (Tex. 2000)
Hill v. Galaxy, 184 FRD 82, & 176FSupp2d 636 (ND Miss. 1999)
Time-Warner v. Whiteman, 802 NE2d 886 (Ind Sup Ct. 2004)
Dua v. Comcast Cable of Maryland, Inc., 805 A2d 1061 (Md. 2002)
Maisonette v. Comcast
Leiner v. Century (Circuit Court of DuPage County)
Erickson v. Ameritech (Circuit Court of Cook County 2004)
Johnson v. US Bank (Circuit Court of Dupage County 2004)
Sampson v. Western Sierra, 2004 WL 406992 (Federal Court, Northern District of Illinois 2004)
Ramsell v. Infinity Broadcasting (Circuit Court of DuPage County 2004)
Dale v. Daimler Chrysler Corporation, 2006 WL 1792414 (Circuit Court of Boone County 2006)
Hyde v. Aspen Marketing Services, Inc. (Federal District Court of Maryland)
Crandall v. Mobile Management Co., Inc.et al, Circuit Court Lake County Illinois
Walsh v. Suisse Bancorp, Inc., Circuit Court of DuPage County
Telecommunications Network Design v. Paradise Distributing, Circuit Court of Cook
Krey v. Aspen Marketing Services, Inc. (Federal District Court Northern District of Illinois)
Grace v. Aspen Marketing Services, Inc. (Federal District Court Northern District of Illinois)
Connolly v. Aspen Marketing Services, Inc. (Federal District Court Northern District of Illinois)
Terrill v. Hilton, 788 NE2d 789 (2nd Dist. 2003)
Berhauser v. Glen Ellyn Dodge, 683 NE2d 1194 (2nd Dist 1997)
Wendt v. Hellmuth, Obata & Kassabaum, Inc., 1998 WL 34080936 (2nd Dist 1998)
Sundance Homes, Inc. v. County of DuPage, 746 NE2d 254 (2nd Dist. 2001)
In re: Owens v. TCI Cablevision of Dallas (District Court of Jefferson County Texas, 172 Judicial District)
In re: Rowe v. CoxCom, Superior Court of Arizona
In re: Littell v. Telecommunications, Inc.
In re: Unfried v. Charter Communications, Inc.
Hill v. Galaxy, 184 FRD 82, & 176FSupp2d 636 (ND Miss. 2001)

Classes/Seminars Taught

Trial Practice Skills, University of Chicago Law School Mandel Legal Aid Clinic

Honors and Awards

First Cy Pres Award, DuPage Legal Assistance Foundation
DePaul University College of Law Moot Court Judge, 1982 – 1984
2010, 2011 Illinois Super Lawyers in Class Action, Business Litigation and Consumer Litigation Practice Areas
2010, 2011 Illinois Leading Lawyers Network in Class Action, Business Litigation and Consumer Litigation Practice Areas

Vincent DiTommaso
DiTommaso Law LLC


  • Illinois Institute of Technology Chicago-Kent College of Law, Chicago, Illinois - Juris Doctor - 1982

    With Honors

  • University of Illinois, Champaign-Urbana, Illinois - Bachelor of Arts - 1979

    Major: Political Science
    Major: Philosophy

Professional & Bar Association Memberships

  • Chicago Bar Association

    Class Action Committee

  • DuPage County Bar Association

    Member Since: 2001 - 2002

    Committee Chair, Alternative Dispute Resolution

  • Justinian Society of Lawyers

    Member Since: 2001 - 2002

    Past President
    Member, Executive Committee

  • DuPage Judicial Evaluation Committee
  • Counsel for Illinois State Treasurer Judy Baar Topinka

    Special Assistant Attorney General

  • Chicago Volunteer Legal Services Foundation

Client Reviews

DiTommaso has been our law firm for over 6 years, we have a growing IT services company. We have been very happy with their level of service and expertise. 1 thing I personally appreciate is they try to do whatever possible to de-escalate potential legal issues. I trust them.

Steve M.

I called this law firm about a problem I had with my business partner. Vince DiTommaso got back to me right away and arranged to meet with me. The firm answered all my questions and came up with a great plan. They ultimately filed suit and were able to successfully negotiate a settlement for me. I...

Diahn H.

I've used Vince since 2010 for a number of issues including Asset Purchase Agreements, corporate litigation, non-competes, family law and currently to challenge the constitutionality of some Illinois statutes. They are always straight to the point and don't tell you what you want to hear. I've found...

C Y.

A great firm with attorneys who truly fight for their clients. The Firm was on the case at all hours and made my interests a priority. All stars that I would have represent me time and again. Great job guys!

Mark Z.

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