The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Rsg Aerodesign LLC

Named as the FAA publishes it on its approvals.

Holds 3 approved modifications, most of them for the Airbus Helicopters EC 155. FAA spelling: RSG AeroDesign LLC.

Approved modifications 3 · newest first

Airbus Helicopters EC 155 1Airbus Helicopters AS350 AStar (Écureuil), now H125 1Airbus Helicopters AS-365 1Agusta Spa A109 1
2025-04-07SR11864DE · Installation of Belt Driven Auxiliary Generator i · AS350B3
2013-08-01SR09639RC · Installation of a Thommen Air Data Display · A109S
2010-03-03SR00529NY · Installation of a three or four place divan and optional single seats · AS-365N2, AS-365N3, EC 155B

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.