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Chicago, N.W. Indiana
Chicago, N.W. Indiana We are located in Dupage County.
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Our main lines of business include: Env. Engr. & Consulting--Site Assessments, Env. Engr. & Consulting--Water Testing, Hazardous Waste Management & Removal.

St. John-Mittelhauser & Associates, Inc. has been listed in the Blue Book since 2010.

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