Conferences in Seattle 2026
There are 5 conferences in Seattle with a 2026 edition and a public sponsor or exhibitor list or published sponsorship prices. The biggest is Seattle Startup Summit 2026, with 18 companies listed. 4 publish their prices, and their cheapest package has a median of $1,250.
Industry
Seattle
Countries
Size
Companies listed
Prices
Sponsorship packages
Type
Trade shows: 100 or more exhibitors, or an expo floor on the organizer’s own description.
5 events
| # | Conference | Companies | New | Returning | Packages from |
|---|---|---|---|---|---|
1. Seattle Startup Summit Apr 1–2, 2026 · Seattle, United States | 18companies | from$1,000 | |||
2. BRI Immunology Symposium: New Horizons in Immunity and Disease May 5, 2026 · Seattle, United States | 6companies | ||||
3. 10th International Conference on Adolescents and Adults with Fetal Alcohol Spectrum Disorders Apr 18–21, 2026 · Seattle, United States | 2companies | from$1,500 | |||
4. AFCC 63rd Annual Conference May 27–30, 2026 · Seattle, United States | from$500 | ||||
5. Pacific Northwest Dental Conference (PNDC) May 28–30, 2026 · Seattle, United States | from$3,500 |
Companies: sponsors and exhibitors on each event’s current edition, read from its own directory, sponsor page or prospectus. New: not listed at the previous edition. Returning: share of the previous edition’s companies listed again.
Key facts
Across the 5 conferences in Seattle 2026.
Questions
What are the biggest conferences in Seattle with a 2026 edition?
By companies listed at their current edition: Seattle Startup Summit (18), BRI Immunology Symposium: New Horizons in Immunity and Disease (6), 10th International Conference on Adolescents and Adults with Fetal Alcohol Spectrum Disorders (2), AFCC 63rd Annual Conference (0), Pacific Northwest Dental Conference (PNDC) (0).
How much does it cost to sponsor conferences in Seattle with a 2026 edition?
4 of these 5 events publish sponsorship prices. Their cheapest package has a median of $1,250 and their top package a median of $23k, against $2,500 for the cheapest package across all conferences.