Question 1

How many German businesses are there in Oak Brook, IL?

Accepted Answer

The exact count is shown above the listings on this page and updates as new businesses are approved. DeutscheUnternehmen.com is the largest directory of German-owned and German-affiliated businesses operating in Oak Brook and across the United States, with manual review of every listing.

Question 2

What kinds of German businesses can I find in Oak Brook?

Accepted Answer

Oak Brook hosts German-owned businesses across 22 categories — including legal services, accounting and tax, real estate, automotive, healthcare, restaurants and food, finance, technology, construction, and consulting. The top categories represented in Oak Brook are listed above with direct links to filter the results.

Question 3

How do I list my German business in Oak Brook?

Accepted Answer

Submit your listing via the "List Your Business" link in the header. Standard listings are free, take about 5 minutes to complete, and are reviewed by our team within 24 hours. Eligibility: any business in Oak Brook with a German connection — either a US subsidiary or branch of a German company, or a small business where at least one owner is a German citizen or of German origin.

Question 4

Is there a German consulate or German cultural organization in Oak Brook?

Accepted Answer

Some major US cities host German consulates (Atlanta, Boston, Chicago, Houston, Los Angeles, Miami, New York, San Francisco) or branches of cultural organizations like Goethe-Institut, AHK USA, and German-American chambers of commerce. For Oak Brook, check our "Non-profit & Community" category filter on this page, or contact the German embassy in Washington DC for the closest official representation.

German Businesses in Oak Brook, IL

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