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file filename
10-K - 10-K - TransDigm Group INCtdg-20200930.htm
EX-32.2 - EX-32.2 - TransDigm Group INCexhibit322tdg2020q410-k.htm
EX-32.1 - EX-32.1 - TransDigm Group INCexhibit321tdg2020q410-k.htm
EX-31.2 - EX-31.2 - TransDigm Group INCexhibit312tdg2020q410-k.htm
EX-31.1 - EX-31.1 - TransDigm Group INCexhibit311tdg2020q410-k.htm
EX-23.1 - EX-23.1 - TransDigm Group INCexhibit2312020-09x3010.htm
EX-10.52 - EX-10.52 - TransDigm Group INCexhibit10522020-09x301.htm
EX-10.27 - EX-10.27 - TransDigm Group INCexhibit10272020-09x301.htm


Exhibit 21.1
SUBSIDIARIES OF TRANSDIGM GROUP INCORPORATED
TransDigm Inc. is a 100% owned subsidiary of TransDigm Group Incorporated
TransDigm Inc. owns directly or indirectly the following subsidiaries:
Name of Subsidiary
Jurisdiction of
Incorporation or Organization
1711 Waterview Pkwy LLC
Delaware
Acme Aerospace, Inc.
Delaware
Adams Rite Aerospace, Inc.
California
Adams Rite Aerospace GmbH
Germany
Advanced Inflatable Products Limited
United Kingdom
AeroControlex Group, Inc.
Delaware
Aerosonic LLC
Delaware
Air-Sea Survival Equipment Trustee Limited
England
Airborne Acquisition, Inc.
Delaware
Airborne Global, Inc.
Delaware
Airborne Holdings, Inc.
Delaware
Airborne Systems Canada Ltd.
Ontario, Canada
Airborne Systems Group Limited
United Kingdom
Airborne Systems Holdings Limited
United Kingdom
Airborne Systems Limited
United Kingdom
Airborne Systems NA, Inc.
Delaware
Airborne Systems North America Inc.
Delaware
Airborne Systems North America of CA Inc.
Delaware
Airborne Systems North America of NJ Inc.
New Jersey
Airborne Systems Pension Trust Limited
United Kingdom
Airborne UK Acquisition Limited
United Kingdom
Airborne UK Parent Limited
United Kingdom
Aircraft Materials Limited
United Kingdom
Air-Sea Survival Equipment Trustee Limited
United Kingdom
AmSafe Aviation (Chongqing), Ltd.
China
AmSafe Bridport (Kunshan) Co., Ltd.
China
AmSafe Bridport (Private) Ltd.
Sri Lanka
AmSafe Bridport Ltd.
United Kingdom
AmSafe Global Holdings, Inc.
Delaware
AmSafe Global Services (Private) Limited
Sri Lanka
AmSafe, Inc.
Delaware
Angus Electronics Co.
Delaware
ARA Deutschland GmbH
Germany
ARA Holding GmbH
Germany
Arkwin Industries, Inc.
New York
Armtec Countermeasures Co.
Delaware
Armtec Countermeasures TNO Co.
Delaware
Armtec Defense Products Co.
Delaware
Auxitrol SAS
France
Auxitrol Weston Mexico, S. de R.L. de C.V.
Mexico



Name of Subsidiary
Jurisdiction of
Incorporation or Organization
Auxitrol Weston Singapore Pte. Ltd.
Singapore
Auxitrol Weston USA, Inc.
Delaware
Aviation Technologies, Inc.
Delaware
Avionic Instruments LLC
Delaware
Avionics Specialties, Inc.
Virginia
AVISTA, Incorporated
Wisconsin
AvtechTyee, Inc.
Washington
Beta Transformer Mexico, S. de R.L. de C.V.
Mexico
Beta Transformer Technology Corporation
New York
Beta Transformer Technology LLC
Delaware
Breeze-Eastern LLC
Delaware
Bridport Erie Aviation, Inc.
Delaware
Bridport Holdings, Inc.
Delaware
Bridport Ltd.
United Kingdom
Bridport-Air Carrier, Inc.
Washington
Bruce Aerospace, Inc.
Delaware
CDA InterCorp LLC
Florida
CEF Industries, LLC
Delaware
Champion Aerospace LLC
Delaware
CMC Electronics Aurora LLC
Delaware
CMC Electronics Inc.
Quebec, Canada
CMC Electronics ME Inc.
Quebec, Canada
Darchem Engineering Limited
United Kingdom
Darchem Holdings Limited
United Kingdom
Data Device Corporation
Delaware
DDC Electronics K.K.
Japan
DDC Electronics Ltd.
United Kingdom
DDC Electronics Private Limited
India
DDC Electronique, S.A.R.L.
France
DDC Elektronik, GmbH
Germany
Dukes Aerospace, Inc.
Delaware
Edlaw Limited
United Kingdom
Electromech Technologies LLC
Delaware
Elektro-Metall Export GmbH
Germany
Elektro-Metall Paks KFT
Hungary
EST Defence Company UK Limited
United Kingdom
Esterline Acquisition Ltd
United Kingdom
Esterline do Brasil Assessoria e Intermediação Ltda
Brazil
Esterline Europe Company LLC
Delaware
Esterline Foreign Sales Corporation
US Virgin Islands
Esterline International Company
Delaware



Name of Subsidiary
Jurisdiction of
Incorporation or Organization
Esterline Mexico, S. de R.L. de C.V.
Mexico
Esterline Services China Ltd.
China
Esterline Technologies Acquisition Ltd
United Kingdom
Esterline Technologies Corporation
Delaware
Esterline Technologies Europe Limited
United Kingdom
Esterline Technologies France Holding SAS
France
Esterline Technologies French Acquisition Limited
United Kingdom
Esterline Technologies Global Limited
United Kingdom
Esterline Technologies Holdings Limited
United Kingdom
Esterline Technologies Management France SAS
France
Esterline Technologies SGIP, LLC
Delaware
Esterline Technologies Unlimited
United Kingdom
Extant Components Group Holdings, Inc.
Delaware
Extant Components Group Intermediate, Inc.
Delaware
GQ Parachutes Limited
United Kingdom
Guizhou Leach-Tianyi Aviation Electrical Company Ltd
China
HarcoSemco LLC
Connecticut
Hartwell Corporation
California
Hytek Finishes Co.
Delaware
ILC Holdings, Inc.
Delaware
Irvin Aerospace Limited
United Kingdom
IrvinGQ France SAS
France
IrvinGQ Limited
United Kingdom
Janco Corporation
California
Johnson Liverpool LLC
Delaware
Jupiter SAS
France
Kirkhill Inc.
Delaware
Korry Electronics Co.
Delaware
Kunshan Shield Restraint Systems, Ltd.
China
Leach Holding Corporation
Delaware
Leach International Asia-Pacific Ltd
Hong Kong
Leach International Corporation
Delaware
Leach International Europe S.A.S.
France
Leach International Germany GmbH
Germany
Leach International Mexico S. de R. L. de C. V.
Mexico
Leach International UK Ltd
United Kingdom
Leach Technology Group, Inc.
Delaware
MarathonNorco Aerospace, Inc.
Delaware
Mason Electric Co.
Delaware



Name of Subsidiary
Jurisdiction of
Incorporation or Organization
McKechnie Aerospace (Europe) Ltd.
United Kingdom
McKechnie Aerospace DE, Inc.
Delaware
McKechnie Aerospace DE, LP
United Kingdom
McKechnie Aerospace Holdings, Inc.
Delaware
McKechnie Aerospace US LLC
Delaware
Mecanismos de Matamoros S.A. de C.V.
Mexico
Militair Aviation, Ltd.
United Kingdom
NMC Group, Inc.
California
Nordisk Asia Pacific Limited
Hong Kong
Nordisk Asia Pacific Pte Ltd
Singapore
Nordisk Aviation Products (Kunshan) Ltd.
China
Nordisk Aviation Products AS
Norway
North Hills Signal Processing Corp.
Delaware
North Hills Signal Processing Overseas Corp.
Delaware
Norwich Aero Products Inc.
New York
Palomar Products, Inc.
Delaware
Pascall Electronics Limited
United Kingdom
Pexco Aerospace, Inc.
Delaware
PneuDraulics, Inc.
California
Pressure Systems International Ltd
United Kingdom
Racal Acoustics Limited
United Kingdom
Racal Acoustics, Inc.
Delaware
Rancho TransTechnology Corporation
California
Retainers, Inc.
New Jersey
Schneller Asia Pte. Ltd.
Singapore
Schneller LLC
Delaware
Schneller S.A.R.L.
France
ScioTeq bvba
Belgium
ScioTeq LLC
Delaware
ScioTeq Ltd.
Israel
ScioTeq Pte. Ltd.
Singapore
ScioTeq SAS
France
Semco Instruments, Inc.
Delaware
Shield Restraint Systems, Inc.
Delaware
Shield Restraint Systems Ltd.
United Kingdom
Signal Processing Matamoros S.A. de C.V.
Mexico
Skandia, Inc.
Illinois
Skurka Aerospace, Inc.
Delaware
SSP Industries
California
Symetrics Industries, LLC
Florida
Symetrics Technology Group, LLC
Florida
TA Aerospace Co.
California
TA Mfg Limited
United Kingdom



Name of Subsidiary
Jurisdiction of
Incorporation or Organization
Tactair Fluid Controls, Inc.
New York
TDG ESL Holdings Inc.
Delaware
TDG France Ultimate Parent SAS
France
TDG Germany GmbH
Germany
TEAC Aerospace Holdings, Inc.
Delaware
TEAC Aerospace Technologies, Inc.
Delaware
Technical Airborne Components Industries SPRL
Belgium
Telair International AB
Sweden
Telair International GmbH
Germany
Telair International LLC
Delaware
Telair International Services PTE Ltd
Singapore
Telair US LLC
Delaware
Texas Rotronics, Inc.
Texas
TransDigm (Barbados) SRL
Barbados
TransDigm Canada ULC
Quebec, Canada
TransDigm European Holdings Limited
United Kingdom
TransDigm Ireland Ltd.
Ireland
TransDigm Receivables LLC
Delaware
TransDigm Technologies India Private Limited
India
TransDigm UK Holdings plc
United Kingdom
Transicoil (Malaysia) Sendirian Berhad
Malaysia
Transicoil LLC
Delaware
TREALITY SVS LLC
Delaware
TTERUSA, Inc.
New Jersey
Wallop Industries Limited
United Kingdom
Weston Aerospace Ltd
United Kingdom
Whippany Actuation Systems, LLC
Delaware
XCEL Power Systems Ltd.
United Kingdom
Young & Franklin Inc.
New York