A LEADER IN AVIONICS, INSTRUMENTS, AND ACCESSORIES SINCE 1968. ISO9001 and AS9100D Certified About Us TOTAL COMMITMENT TO EXCELLENCE Accessories Masco services starter generators, generator control units, linear actuators, searchlights, static inverters, and power supply units, to name just a few. Start It Up Connectivity Masco is the licensed manufacturer and repair center for Honeywell’s Sky Connect asset tracking system. Get Connected FIRST CLASS AVIONICS AND INSTRUMENTSDisplays, LITEF AHRS, Weather Radar Systems, Nav/Comm Systems, and Legacy Instruments About Us Authorized Service Center/Dealer