Every new Washington business filing, every day1 research & development businesses recently registered in Mountlake Terrace, Washington.
Updated August 20, 2026 · Most recent business filing Apr 9, 2026

Every new Washington filing, every day
See how it worksThis page lists new research & development businesses registered in Mountlake Terrace, Washington. We currently track 1, sourced directly from the Washington Division of Corporations and refreshed daily as new research & development companies file.
Recent additions include Peak Helix Labs. The most recent research & development business filing was on Apr 9, 2026.
Each entry shows the filing date and, where we can verify it, the owner name and contact details. If you sell to research & development businesses in Mountlake Terrace, this is one of the freshest prospect lists in the market.
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