Business Information
First Resonance provides a modern Manufacturing Execution System (MES) and Factory OS for high-mix, high-complexity manufacturers. Our ION platform connects engineering, production, and quality teams with real-time traceability, digital work instructions, and full as-built configuration management. We serve aerospace, defense, space, maritime, and high-mix systems manufacturers, including teams operating in and around El Segundo’s advanced manufacturing ecosystem.

Opening Times
Mon-Fri 9am-6pm, Sat-Sun Closed

Payment Methods Accepted
American Express, Check, Discover, Invoice, MasterCard, Visa

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