X0708 D/A LIVE 0002144256 Frontier Z 1 LLC 8 THE GREEN SUITE B DOVER DE DELAWARE 19901 3152945031 DELAWARE None None Limited Liability Company true 2026 David Robb 8 The Green Suite B Dover DE DELAWARE 19901 Executive Officer Other Decline to Disclose 06b true 0002144256-26-000002 2026-09-18 false true true true true false 100000 Indefinite 70000000 Indefinite Form D is hereby amended for incremental new investment occurring since the original Form D filing date. false 13 0 true 0 true 300000 true false Frontier Z 1 LLC D Robb David Robb Manager 2026-10-02