X0708 D LIVE 0002158420 California Opportunity Fund I, LLC 130 EL NIDO CT. #66 DIABLO CA CALIFORNIA 94528 4089665928 DELAWARE None None Limited Liability Company true 2026 Steven Ma 130 El Nido Ct. #66 Diablo CA CALIFORNIA 94528 Executive Officer Fred En-Huei Liao 16211 Veterans Way Tustin CA CALIFORNIA 92782 Executive Officer Principal Commercial Not Applicable 06b 3C 3C.1 false 2026-05-27 true true false 250000 13000000 2050000 10950000 Excludes sponsor/GP capital contribution of $50,000 false 5 0 0 975000 true Estimated 1.5% annual management fee payable to Atrium Consulting LLC (adviser affiliated with the managing members) on invested capital, assuming $13M invested over the 5-year term. false California Opportunity Fund I, LLC /Steven Ma/ Steven Ma Managing Member 2026-10-07