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

Stolp-Adams Company

Holds 1 type certificate (3 models). FAA spelling: Stolp-Adams Company.

Type certificates 1

LTC-29Aircraft · Army R-5A, (Navy) HOS-1, Army YR-6A

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.