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

American Aircraft Company

Holds 3 type certificates (3 models). FAA spelling: American Aircraft Company.

Type certificates 3

ATC 521Aircraft · Airster S1A
TC 181Engine · S-5-125
TC 705Aircraft · American S1-B

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