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  • Testimonial from Terry Semmens, Northwestern Medicine "As the West Region of Northwestern Medicine has many different chamber memberships (14 at last count),  I have had the good fortune to interact with many different chambers. While I value all, I find the Batavia Chamber of Commerce is in truly elite company in the value it delivers to its membership. More...

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  • De Sio, Franzen & Associates

    • Accountants
    28371 Davis Parkway
    Unit 103
    Warrenville, Illinois 60555
    (630) 657-1810
    Hours:
    Mon - Fri 8:30am to 5:00pm or by appointment. Extended hours from Jan to Apr 15 that includes Sat
    • About

      Founded in 1981, De Sio, Franzen & Associates, Ltd. partners have over 50 years of experience consulting individual and businesses. Whether you are interested in having real professionals prepare your tax returns or you have a business and want expert consulting we can assist.

    • Whom to Contact

      • Michael Davidson
        Staff Accountant
        Phone: (630) 657-1817
    • Directions

      Located near Diehl and Winfield Rd in the Cantera Executive Offices off Interstate 88. We are the building just east of the Hilton Gardens Inn.