Get in touch.

Stage30™ is in early testing. If you're interested in what we're building, we'd like to hear from you.

Team

John Otto Barbush

Co-founder. Built the Stage30™ methodology from first principles, starting with the question of how AI systems actually resolve uncertainty.

jbarbush.com

Luis Matus

Co-founder. Leads technical implementation and proof-of-concept development across client engagements.

Contact

Email: hello@stage30.com

Stage30™ is a methodology developed by Cast Iron LA, a Los Angeles-based creative agency.

Status

Early testing phase. Limited capacity. We're working with a small group of clients to validate the methodology before opening up.

Trademark filed March 2026.