X0708 D LIVE 0002147289 Hg Orion 1 US Aggregator B L.P. 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP 44 20 8073 3665 DELAWARE None None Limited Partnership true 2026 N/A Hg Orion 1 General Partner L.P. Inc. 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP Promoter General Partner of the Issuer (the "General Partner") Raul de Guzman Ramos 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP Director Director of the GP of the GP of the Issuer Katy Victoria Hodgetts 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP Director Director of the GP of the GP of the Issuer Andrew Rodger Whittaker 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP Director Director of the GP of the GP of the Issuer Matthew Edward Brockman 2 More London Riverside London X0 UNITED KINGDOM SE1 2AP Executive Officer Executive Officer of the Manager of the Issuer Nicholas James Humphries 2 More London Riverside London X0 UNITED KINGDOM SE1 2AP Executive Officer Executive Officer of the Manager of the Issuer Steven James Batchelor 2 More London Riverside London X0 UNITED KINGDOM SE1 2AP Executive Officer Executive Officer of the Manager of the Issuer N/A Hg Pooled Management Limited 2 More London Riverside London X0 UNITED KINGDOM SE1 2AP Promoter Manager of the Issuer N/A Hg Orion 1 General Partner (Guernsey) Limited 2nd Floor, Lefebvre Place, Lefebvre St. St Peter Port Y7 GUERNSEY GY1 2JP Promoter General Partner of the General Partner of the Issuer Pooled Investment Fund Private Equity Fund false Decline to Disclose 06b 3C 3C.1 3C.7 false true true true true false 0 Indefinite 0 Indefinite false 0 0 0 0 true false Hg Orion 1 US Aggregator B L.P. /s/ Andrew Whittaker Andrew Whittaker Director of the GP of the GP of the Issuer 2026-10-08