How is this list ranked?

By verified program depth: the number of speakers and sponsors each conference publishes on its own website, which we re-check against the source. No event pays to appear in this ranking.

By city

Oak Brook conferences 2026 and 2027

3 events catalogued in Oak Brook, 3 prior. Click any entry for the full editorial profile: speakers, sponsors, sessions, cross-event company graph.

Updated November 5, 2026 from each event's own site

Prior editions

From the catalogue archives

Oct 22–24, 2026
2026 Global Food Allergy Prevention Summit
Oak Brook, US·0 voices, 3 sponsors
Track
Sep 16–18, 2026
CSP Tobacco+ Forum 2026
Oak Brook, US·7 voices, 37 sponsors
Track
May 14, 2026
ICRI Chicago – 2025 Project of the Year Annual Dinner & Awards
Oak Brook, US·0 voices, 0 sponsors
Track

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About Oak Brook conferences

How is this list ranked?: By verified program depth: the number of speakers and sponsors each conference publishes on its own website, which we re-check against the source. No event pays to appear in this ranking.