15 Mar Trade fair Aerospace and Defense Supplier Summit Seattle Planned in April 2020, the Aerospace & Defense Supplier Summit in Seattle will now, due to Corona virus, take place in March 2021. The international aerospace industry will meet in Seattle & Tacoma Washington State. Aerospace Read more 15. March 2021 – 17. March 2021 GTCC Greater Tacoma Convention and Trade Center | 1500 Commerce St | 98402 Tacoma, Washington