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Membership Application

Thank you for your interest in SIA Membership. To join, complete the application below. After our normal processing time of two business weeks, your company's liaison will be contacted to confirm final approval.

If you have questions during this period, please contact SIA's Membership Department via email at or by telephone at 301-804-4700.

To apply for SIA Membership, please fill out our Membership Application. ​

(if application does not appear below, please click this link to open it in a new window: ​SIA Membership Application)