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About Me

Denice A. Gierach is a business lawyer with almost 30 years of experience representing business owners in the formation, franchising, and dissolution of businesses; representing employers in matters of employment and age discrimination in the workplace; and aiding individuals in matters of advanced estate planning, charitable giving, Medicare and Medicaid, and Social Security.


As a Certified Public Accountant with a Master's degree in Management, Ms. Gierach also practices in the areas of Income Taxation, Federal Estate Taxation, and varied Real Estate Law, including commercial real estate.

Ms. Gierach began her career in accounting working for several CPA firms, including Haskins & Sells and Friedman Eisenstein Fraemer & Schwartz in Chicago.

Ms. Gierach worked for the firm of Barnard & Barnard in Chicago for almost 10 years at the start of her legal career. For almost twenty years, she practiced as Gierach & Associates and recently founded The Gierach Law Firm to provide better service to her clients.

From the beginning of her legal career, Ms. Gierach provided legal services to individuals and small and mid-sized companies in the areas of business, estate planning, taxation, employment law, commercial real estate, succession planning. She continues to focus on these areas in her current practice.

Ms. Gierach is a member of the Illinois State Bar Association, Chicago Bar Association, DuPage County Bar Association, and Arizona State Bar Association. She is licensed to practice in both Illinois and Arizona and practices before the Illinois circuit courts, Illinois Appellate Court, Federal Tax Court, Federal District Court for the Northern District of Illinois, the Seventh Circuit Court of Appeals for the Federal Court, and the U.S. Supreme Court.

The Business Ledger, a newspaper dedicated solely to the greater Chicago area, named Denice Gierach as one of twenty "Influential Women in Business" for 2008.

Ms. Gierach is a monthly contributor to the Dollars and Sense column of the Naperville Sun.

As an active member of her community, Ms. Gierach is a past member of the Exchange Club and Director for the Heritage YMCA and is a present member of both the Naperville Area Chamber of Commerce and the Rotary Club of Naperville. Ms. Gierach also acts as a Director for the Naperville Area Humane Society and as a Director for the DuPage Community Foundation.


Languages Spoken: French

Photos and Videos

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Practice Areas


  1. Wills & Living Wills: 20%
    36 years
  2. Estate Planning: 20%
    36 years
  3. Contracts & Agreements: 20%
  4. Commercial: 20%
  5. Business: 20%



Retainer (Always)

Payment Types:

Cash, Check

Attorney Endorsements

2 total 

  • Carol A Nolan

    I endorse this lawyer. Denise is very knowledgeable in the area of estate planning and tax, as well as other areas of law.


    Carol Nolan Elder Law Attorney
    Relationship: Fellow lawyer in community

  • Salvatore C. Miglore

    I endorse this lawyer.


    Salvatore Miglore Criminal Defense Attorney
    Relationship: Fellow lawyer in community

Contact Info

The Gierach Law Firm

1776 Legacy Circle
Suite 104
Naperville, IL, 60563-1673


AZActive 199605/27/2015
ILActive And Authorized To Practice Law197608/17/2015

Professional Misconduct

We have not found any instances of professional misconduct for this lawyer.
Avvo Contributions
Legal Answers
Award NameGrantorDate Granted
Preeminent 5.0 out of 5Martindale-Hubbell2011
Named One of Twenty "Influential Women in Business" -The Business Ledger2008
CPAUniversity of Illinois1975
Work Experience
TitleCompany NameDuration
PrincipalGierach Law Firm1990 - Present
Association NamePosition NameDuration
DuPage County Bar AssociationChair2009 - 2010
DuPage County Bar AssociationCommittee Chairman1999 - Present
Illinois State Bar AssociationMember1976 - Present
Chicago Bar AssociationMember1976 - Present
State Bar of ArizonaMemberN/A
Publication NameTitleDate
Gierach Law Firm Blog10 Things to Know about Appointing a Power of Attorney2015
The Daily Herald Business LedgerWho's Who in Business Law2015
Naperville SunLife lessons remembered2011
Beacon NewsIf something happens to you, is your house in order2011
Gierach Law Firm NewsletterUsing a trust to provide for long term care2010
Gierach Law Firm NewsletterHow the law compensates family caregivers2010
Gierach Law Firm NewsletterTidbits from the law2010
Gierach Law Firm NewsletterHow to keep a business in the family - or not2010
Gierach Law Firm NewsletterAsk a tax professional before losing or walking away from your home2010
Gierach Law Firm NewsletterWhy have share transfer restrictions for closely held corporations (or even LLC's)2010
The Business LedgerThe importance of a team to the growth of your business2010
The Business LedgerNursing home taken to task2010
The Naperville SunThe new ADA regs change the employment landscape2010
The Business LedgerThe trend in non-competition agreements2010
Gierach Law Firm NewsletterUpdates on changes to the federal estate taxes2010
The Business LedgerTax planning for the year end2009
The Business LedgerTidbits from the law (Nov '09)2009
The Business LedgerSome Medicare recipients will see a rise in premiums in 20102009
The Business LedgerTaking care of mom and dad when they are elderly2009
The Business LedgerShould you buy a franchise?2009
The Business LedgerIs this a good time to transfer your wealth to your children?2009
The Business LedgerTidbits from the law (Oct '09)2009
The Business LedgerSo you are retired - now what?2009
The Naperville SunBeware of advertisements on tax reductions2009
School NameMajorDegreeGraduated
Chicago-Kent College of Law Illinois Institute of TechnologyLawJD - Juris Doctor1976
University of Illinois, Champaign Urbana, IllinoisAccountingC.P.A.1975
Northwestern UniversityManagementMA - MastersN/A