Why Seattle Southside
Seattle Southside is a happening hub of great Pacific Northwest views, diverse cultural experiences, and versatile meeting spaces all within its three unique communities of Des Moines, SeaTac, and Tukwila.
Contact Us for Help
Start planning your event in Seattle Southside by submitting a request for proposal (RFP). Our event planning experts are eager to work with you to help find the best location, hotels and services for your next meeting, convention or event.
Submit an RFP
With Seattle Southside’s team, the RFP process is easy. Simply fill out the form below with your name, your company/organization’s name, contact info, event details and your uploaded RFP file if you have one. Upon submission, a downloadable Meetings & Events Guide will be available and a member of our sales team will connect with you.
Contact the Team
Need assistance? Reach out to Seattle Southside’s sales team by filling out the form below. We offer free meeting planner support services to make your event a success, including free advice! And to make sure your event guests are welcomed to Seattle Southside, contact us for free welcome services, including registration bags, coupons, mobile visitor center, and more.
Please reach out to Meetings@SeattleSouthside.com or 206-880-7794 to discuss your upcoming event.
How can we help with your event?
Use this form to contact us at Seattle Southside Regional Tourism Authority. A downloadable Meetings & Events Guide will be available upon submission of this form.
Planning Resources
Let our event planning experts help make your next meeting a success!
Welcome Services
We want your guests to feel welcomed at your event and to the area. Let us know if you would like to take advantage of any of the following welcome resources.