EX-22.1 3 a103123exhibit221.htm EX-22.1
Exhibit 22.1
GUARANTOR SUBSIDIARIES OF HEICO CORPORATION
As of October 31, 2023, the following subsidiaries of HEICO Corporation are guarantors of the Company’s 5.25% Senior Notes due 2028 and 5.35% Senior Notes due 2033:

Name | Name
16-1741 Property, Inc. | Decavo LLC
26 Ward Hill Property, LLC | Dielectric Sciences, Inc.
3 McCrea Property Company, LLC | Dixie Aerospace, LLC
34 Freedom Court, Corp. | Dukane Seacom, Inc.
3D Plus U.S.A., Inc. | Engineering Design Team, Inc.
60 Sequin LLC | Flight Microwave Corporation
8929 Fullbright Property, LLC | Fortner Eng. & Mfg. Inc.
Absolute Aviation Services, LLC | Future Aviation, Inc.
Accessory Technologies Corporation | Harter Aerospace, LLC
Accurate Metal Machining, Inc. | HEICO Aerospace Corporation
Action Research Corporation | HEICO Aerospace Holdings Corp.
Aero-Glen International, LLC | HEICO Aerospace Parts Corp.
AeroAntenna Technology, Inc. | HEICO East Corporation
AeroDesign, Inc. | HEICO Electronic Technologies Corp.
AeroELT, LLC | HEICO Flight Support Corp.
Aerospace & Commercial Technologies, LLC | HEICO Parts Group, Inc.
Aerospace Coatings International, LLC | HEICO Repair Group Aerostructures, LLC
Aircraft Technology, Inc. | HEICO Repair, LLC
Analog Modules, Inc. | HETC I, LLC
Apex Holding Corp. | HETC II Corp.
Apex Microtechnology, Inc. | HETC III, LLC
ASC International, Inc. | HETC IV, LLC
Astro Property, LLC | HETC V, LLC
Astroseal Products Mfg. Corporation | HFSC III Corp.
Aviatron, Inc. | HFSC IV Corp.
Bay Equipment Corp. | HFSC V, LLC
Blue Aerospace LLC | HFSC VI, LLC
Breidon, LLC | HFSC VII, LLC
Camtronics, LLC | HFSC VIII, LLC
Carbon by Design Corporation | HFSC XI Corp.
Carbon by Design LLC | HNW2 Building Corp.
Charter Engineering, Inc. | HNW Building Corp.
Connectronics Corp. | HVT Group, Inc.
Conxall Corporation | Inertial Airline Services, Inc.
CSI Aerospace, Inc. | Intelligent Devices, LLC
dB Control Corp. | IRCameras LLC

Name | Name
Ironwood Electronics, Inc. | Robertson Fuel Systems, L.L.C.
Jet Avion Corporation | Rocky Mountain Hydrostatics, LLC
Jetseal, Inc. | Santa Barbara Infrared, Inc.
Kitco, LLC | Seal Dynamics LLC
Leader Tech, Inc. | Seal Q Corp.
LPI Industries Corporation | Sensor Systems, Inc.
Lucix Corporation | Sensor Technology Engineering, LLC
Lumina Power, Inc. | Sierra Microwave Technology, LLC
Mastiff Design, Inc. | Silver Wings Aerospace, Inc.
McClain International, Inc. | Solid Sealing Technology, Inc.
Midwest Microwave Solutions, Inc. | Soundair Repair Group, LLC
Niacc-Avitech Technologies Inc. | Specialty Silicone Products, Inc.
Northwings Accessories Corp. | Sunshine Avionics LLC
Optical Display Engineering, Inc. | Switchcraft Holdco, Inc.
Optical Display Engineering, LLC | Switchcraft, Inc.
Paciwave, Inc. | The Bechdon Company, LLC
PHS / MWA | Thermal Energy Products, Inc.
Pioneer Industries, LLC | Thermal Structures, Inc.
Prime Air, LLC | Trad Tests & Radiations, Inc.
Pyramid Semiconductor Corp. | Transformational Security, LLC
Quell Corporation | TSID Holdings, LLC
R.H. Laboratories, Inc. | TTT-Cubed, Inc.
Radiant Power Corp. | Turbine Kinetics, Inc.
Radiant Power IDC, LLC | Wencor Acquisition, Inc.
Radiant-Seacom Repairs Corp. | Wencor Defense Intermediate Holdco, LLC
Ramona Research, Inc. | Wencor Defense, LLC
Reinhold Holdings, Inc. | Wencor Group, LLC
Reinhold Industries, Inc. | Wencor Investment I, LLC
Research Electronics International, L.L.C. | Wencor MRO, LLC
Ridge Engineering, LLC | Wencor Parent, Inc.
Ridge HoldCo, LLC | Wencor, LLC