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TJ Ronacher

Co-founder & President, Freeform

About

TJ Ronacher co-founded Freeform and serves as President, partnering with Erik Palitsch on the company's AI-driven metal 3D printing factories. He was previously lead analyst on the Merlin engines and other SpaceX programs, where he and Palitsch worked on the propulsion systems powering the Falcon family. At Freeform he leads the commercial and operational build-out as the company deploys autonomous printing factories for aerospace, defense, and industrial customers. Ronacher's pitch is that software-defined production lines can compress lead times for complex metal parts from months to days.

Previous roles

  • Lead Analyst, Merlin Engines, SpaceX

Notable work

  • Co-inventor of US12280424B2, "Process monitoring and feedback for metal additive manufacturing using powder-bed fusion," granted April 22, 2025 and assigned to Freeform Future Corp.
  • Discussed Freeform's real-time closed-loop metal-printing process, factory-scale production, and manufacturing-as-a-service model in a 2024 technical podcast interview.

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