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

Avionix Corporation

Named as the FAA publishes it on its approvals.

Approved to make 4 classes of equipment. FAA spelling: Avionix Corporation.

Equipment approvals technical standard order authorisations

2013-10-22TSO-C10b · ALTIMETER, PRESSURE ACTUATED, SENSITIVE TYPE · ATI Flight Instrument · instruments and avionics
2013-10-22TSO-C46a · MAXIMUM ALLOWABLE AIRSPEED INDICATOR SYSTEMS · ATI Flight Instrument, ATI Flight Instrument · instruments and avionics
2013-10-22TSO-C95 · MACH METERS · ATI Flight Instrument, ATI Flight Instrument, ATI Flight Instrument · instruments and avionics
2013-10-22TSO-C2d · AIRSPEED INSTRUMENTS · ATI Flight Instrument, ATI Flight Instrument · instruments and avionics

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.