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Experienced Team.

Meet our experienced, highly-qualified team.


Harry J. Fournier

Attorney and Principal

Harry J. Fournier, Owner and Principal of Fournier Law Firm, located in Oak Brook, has served the interests of thousands of clients during his 25 years of practice in Illinois. Testimonials often cite his attention to detail, professionalism and ability to explain legal proceedings in an uncomplicated way.  The majority of Fournier's practice is focused on real estate law, representing clients in the sale, purchase or leasing of residential and commercial properties and real estate tax appeals.  He also represents clients in the formation of new business entities (LLC’s and corporations), purchasing or selling small businesses and estate planning.

Fournier has repeatedly been selected to the Illinois Super Lawyers list, a distinction given to only 5% of attorneys in Illinois.  He holds a JD from Northwestern University's Pritzker School of Law, an MBA “with distinction” from DePaul University's Kellstadt Graduate School of Business and a BS in Finance from the University of Illinois Chicago.

He has served as a past president and Chairman of the Board Hellenic Bar Association of Illinois, Inc. and is a member of the Illinois Real Estate Lawyers Association, the Illinois State Bar Association, the Chicago Bar Association, and the DuPage County Bar Association.

In addition to his legal expertise, he is actively involved in the community and serves in various capacities at many professional organizations, including currently serving as Chair of the Mainstreet Organization of Realtors Affiliate committee, Executive Vice-President of the Parish Council for the Greek Orthodox Church of St. Demetrios in Elmhurst and as a member of the Board of Directors for the Hellenic Bar Association Foundation.


Alison Pechnik

Paralegal and Office Administrator

Alison has been with Fournier Law Firm since 2004. She primarily assists clients in the sale of real estate, forming new entities (LLCs and corporations), drafting estate planning documents, maintaining clients’ corporations with their annual statutory requirements, as well as serving as the office administrator. Alison’s extensive experience in multiple areas of the Firm’s practice allows her to address client concerns or questions. Alison attended DePaul University and holds an Associate’s degree in Paralegal Studies from Harper College.


Kori Nieves-Duenas


Kori has been with the Fournier Law Firm since 2021. Prior to joining the firm, Kori held multiple customer service positions where she was responsible for quickly and effectively resolving customer issues.  Kori primarily assists in representing Fournier Law Firm’s clients in the purchase of real estate, as well as maintaining the firm’s LLC clients with their annual statutory requirements. She is a graduate of DePaul University and has a Paralegal certificate from South Suburban College. Kori is fluent in Spanish.

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