X0708 D LIVE 0002156180 Gaingels Stronghold AI LLC C/O GAINGELS MANAGEMENT LLC 3 MAIN STREET - SUITE 214 BURLINGTON VT VERMONT 05401 773 837 1889 VERMONT None None Limited Liability Company true 2026 Paul Grossinger c/o Gaingels Management LLC 3 Main Street - Suite 214 Burlington VT VERMONT 05401 Executive Officer Mr. Grossinger is the Manager of Gaingels Management LLC, which, in turn, is the Manager of the issuer. Other Decline to Disclose 06b 3C 3C.1 false 2026-10-13 false true true false 2500 454053 454053 0 false 16 0 0 0 true false Gaingels Stronghold AI LLC /s/ Paul Grossinger Paul Grossinger Manager, Gaingels Management LLC, Manager 2026-10-27