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

Millennium Avionics LLC

Named as the FAA publishes it on its approvals.

Holds 4 approved modifications, most of them for the Gulfstream G-1159 Gulfstream II and III. FAA spelling: Millennium Avionics LLC.

Approved modifications 4 · newest first

Gulfstream G-1159 Gulfstream II and III 2Lockheed 1329 1Gulfstream G-IV Gulfstream IV 1
2003-12-17SA169NE · Installation of a dual Sperry AZ-800 air data computer systems. · G-1159A
2003-01-30ST02616AT · Installation of a Honeywell Iridium Satcom System per Millennium Avionics, LLC Master Drawing List MDL-MA-20455, Rev... · G-1159, G-1159A, G-1159B
2002-01-30ST02084AT · Installation of CAS-66A AlliedSignal TCAS-1 system with ANT-67A antenna. · Learjet 25B
2001-08-13ST02343AT · Installation of Honeywell TCAS II System. · 1329-25

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.