Pioneer Square Brands
Pioneer Square Brands (PSB) is the parent company of Brenthaven, Gumdrop, TechShell, and VAULT, designing rugged cases and accessories for mobile technology devices.
Last updated September 1, 2026
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Overview
Pioneer Square Brands (PSB) is the parent company of Brenthaven, Gumdrop, TechShell, and VAULT. Founded in Seattle’s historic Pioneer Square neighborhood, our brands design, manufacture, test, and certify rugged cases and accessories for mobile technology devices. Our products reduce damage to the mobile devices that schools and businesses depend upon to transform how we learn and work.
History
Pioneer Square Brands (PSB) is the parent company of Brenthaven, Gumdrop, TechShell, and VAULT. Founded in Seattle’s historic Pioneer Square neighborhood, our brands design, manufacture, test, and certify rugged cases and accessories for mobile technology devices.
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