1
EXHIBIT 21
Percentage Jurisdiction of
Name of Subsidiary Owned Incorporation
AMI Instruments, Inc. 100% Oklahoma
Advanced Electronics Systems
International 100% California
Amber Engineering, Inc. 100% California
Thornwood Trust 100% Massachusetts
Brasil Sistemas De Integracao Ltda 100% Brazil
Data Logic, Inc. 100% Delaware
Electronica Nayarit, S.A. 100% Mexico
HE Microwave LLC 50% Delaware
HRL LLC 50% Delaware
Holwood Realty Company 100% Delaware
Hughes (U.K.) Limited 91.288720% England
Hughes Flight Training Limited 99% England
Groom Aviation Limited 100% England
Hughes Microelectronics Europa Limited 100% United Kingdom
Hughes Microelectronics Europa Limited 100% United Kingdom
Hughes Microelectronics Limited 100% United Kingdom
Raytheon Microelectronics Espana, S.A. 99.999496% Spain
Hughes Aircraft Systems International 100% California
Circuitos Binaionales de Tijuana S.A. de C.V. 96% Mexico
Hughes Europe N.V. 0.1% Belgium
Hughes Airport Development Corporation Sdn Bhd 100% Malaysia
Hughes Asia Pacific Hong Kong Limited 0.1% Hong Kong
Hughes Australia International PTY Limited 0.001667% Australia
Hughes Defence Systems Limited 100% United Kingdom
Hughes Espana S.A. 99.999836% Spain
Hughes Europe N.V. 99.900000% Belgium
Hughes International Corporation 100% Delaware
Circuitos Binaionales de
Tijuana S.A. de C.V 4% Mexico
Hughes (U.K.) Limited 0.000005% England
Hughes Asia Pacific Hong Kong Limited 99.900000% Hong Kong
Hughes Australia International PTY Limited 99.998333% Australia
MARCOS Vermogensverwaltung GmbH 100% Germany
Raytheon Training International GmbH 100% Germany
Hughes Nadge Corporation 100% Delaware
Hughes Research Analytics, Inc. 100% Delaware
Hughes Simulation International, Inc. 100% California
Hughes Systems Management International 100% California
Hughes Training Italia 100% Italy
International Electronics Systems, Inc. 100% California
NEWCS, Inc. 100% Delaware
Patriot Overseas Support Company 100% Delaware
RAYCOM, INC. 51% Korea
Raytag Limited 100% Delaware
TAG Halbleiter GmbH 100% Germany
Raytheon Advanced Systems Company 100% Delaware
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Percentage Jurisdiction of
Name of Subsidiary Owned Incorporation
Raytheon Air Control Company 100% Delaware
Raytheon Aircraft Holdings, Inc. 100% Delaware
Raytheon Aerospace Company 100% Kansas
Raytheon Aerospace Support Services Company 100% Kansas
Raytheon Aircraft Charter & Managment, Inc. 100% Kansas
Raytheon Aircraft Company 100% Kansas
Arkansas Aerospace, Inc. 100% Arkansas
Raytheon Aircraft (Bermuda) Ltd. 100% Bermuda
Raytheon Aircraft Quality Support Company 100% Kansas
Raytheon Aircraft Credit Corporation 100% Kansas
Beech Aircraft Leasing, Inc. 100% Kansas
Beech Airliner Lease Corporation 100% Kansas
Beechcraft BB-209 Leasing, Inc. 100% Kansas
Beechcraft Lease Corporation 100% Kansas
Beechcraft Lease Special Purpose Company 100% Kansas
Beechcraft UC-131 Leasing, Inc. 100% Kansas
Beechcraft UC-134 Leasing, Inc. 100% Kansas
Beechcraft UC-163 Leasing, Inc. 100% Kansas
Beechcraft UC-58 Leasing, Inc. 100% Kansas
Beechcraft UC-74 Leasing, Inc. 100% Kansas
Beechcraft UE-106 Leasing, Inc. 100% Kansas
Beechcraft UE-305 Leasing, Inc. 100% Kansas
Beechcraft UE-307 Leasing, Inc. 100% Kansas
Beechcraft UE-308 Leasing, Inc. 100% Kansas
Beechcraft UE-311 Leasing, Inc. 100% Kansas
Beechcraft UE-322 Leasing, Inc. 100% Kansas
Beechcraft UE-331 Leasing, Inc. 100% Kansas
Beechcraft UE-348 Leasing, Inc. 100% Kansas
Beechcraft UE-349 Leasing, Inc. 100% Kansas
Beechcraft UE-50 Leasing, Inc. 100% Kansas
Beechcraft UE-54 Leasing, Inc. 100% Kansas
Franco-American Lease Corporation 100% Kansas
Franco-Kansas Lease Corporation 100% Kansas
International Lease Corporation 100% Kansas
Kansas Beechcraft Leasing, Inc. 100% Kansas
Raytheon Aircraft Credit Lease Corporation 100% Kansas
Raytheon Aircraft Credit Special
Purpose Company 100% Kansas
Raytheon Aircraft Lease Corporation 100% Kansas
Raytheon Aircraft Lease Special Purpose Company 100% Kansas
Raytheon Aircraft Leasing, Inc. 100% Kansas
Raytheon Aircraft Receivables Corporation 100% Kansas
Raytheon Aircraft Special Purpose Company 100% Kansas
Raytheon Airliner Lease Corporation 100% Kansas
Raytheon-Kansas Lease Corporation 100% Kansas
UE-311 Leasing Corporation 100% Kansas
Raytheon Aircraft Parts Inventory &
Distribution Company 100% Kansas
Raytheon Aircraft Regional Offices, Inc. 100% Kansas
Raytheon Aircraft Services, Inc. 100% Kansas
Raytheon Philippines, Inc. 99.98% Republic of the
Philippines
Raytheon Travel Air Company 100% Kansas
Travel Air Insurance Company Ltd. 100% Kansas
Travel Air Insurance Company (Kansas) 100% Kansas
Raytheon Appliances Asia, Inc. 100% Delaware
Raytheon Charitable Foundation 100% Massachusetts
3
Percentage Jurisdiction of
Name of Subsidiary Owned Incorporation
Raytheon Corporate Operations, Washington Inc. 100% Delaware
Raytheon Credit Company 100% Delaware
Raytheon Deutschland GmbH 100% Germany
Raytheon Anschutz G.m.b.H. 100% Germany
Anschutz Japan Co. Ltd. 80% Japan
Arbeitsmedizinische Betreuungsgesellschaft
Kieler Betriebe mbH 39% Germany
Raytheon Standard Radio AB 100% Sweden
Raytheon E-Systems, Inc. 100% Delaware
Constellation Communications, Inc. 31.9% Delaware
E-Systems Exports, Inc. 100% Delaware
E-Systems Technologies Holding, Inc. 100% Delaware
E-Systems Technologies International, Inc. 100% Virgin Islands
Raytheon E-Systems Limited 100% England
Raytheon Systems Company Australia Pty Ltd. 100% Australia
Space Imaging, Inc. 30.693069% Delaware
Raytheon ESSM Co. 100% California
Raytheon Engineering and Maintenance Company 100% Delaware
Raytheon Saudi Arabia Limited 35% Saudi Arabia
Raytheon Engineers & Constructors
International, Inc. 100% Delaware
Raytheon Architects, Ltd. 100% Colorado
Raytheon Catalytic Inc. 100% Delaware
Raytheon Constructors International, Inc. 100% Delaware
Badger America, Inc. 100% Delaware
Harbert-Yeargin Inc. 100% Delaware
Raytheon Constructors Inc. 100% Delaware
Catalytic Industrial Maintenance
Co., Inc. 100% Delaware
Raytheon Constructors do Brasil Ltda. 0.0005% Brazil
Specialty Technical Services, Inc. 100% Pennsylvania
Rust Constructors Inc. 100% Delaware
Raytheon Demilitarization Company 100% Delaware
Raytheon Engineering Quality Services
Corporation 100% Delaware
Raytheon Engineers & Constructors
(Ireland) Ltd. 100% Delaware
Raytheon Engineers & Constructors Inc. 100% Delaware
Asia Badger, Inc. 100% Delaware
Badger Energy, Inc. 100% Delaware
Badger Middle East, Inc. 100% Delaware
Badger-SMAS Ltd. 51% Saudi Arabia
Canadian Badger Company Limited 100% Canada
DISA-Raytheon Ingenieria y Construccion,
S. de R.L. de C.V. 49% Mexico
Ebasco International Corporation 100% Delaware
Shanghai Ebasco - ECEPDI Engineering Corporation 50% Peoples Republic
of China
Energy Overseas International, Inc. 100% Delaware
Catalytic Servicios, S.A. 50% Venezuela
Cosa-United, S.A. 19% Venezuela
Gulf Design Corporation, Inc. 100% Florida
Jackson & Moreland International, Inc. 100% Massachusetts
McBride-Ratcliff and Associates, Inc. 100% Texas
Polytec, S.A.R.L. 99.5% France
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Percentage Jurisdiction of
Name of Subsidiary Owned Incorporation
RE&C Receivables Corporation 100% Delaware
Raytheon Engineers & Constructors (Aruba) Ltd. 100% Delaware
Raytheon Engineers & Constructors (Panama) Ltd. 100% Delaware
Raytheon Engineers & Constructors (Russia) Ltd. 100% Massachusetts
Raytheon Engineers & Constructors (Trinidad
and Tobago) Ltd. 100% Delaware
Raytheon Engineers & Constructors B.V. 100% Netherlands
International Refinery Constructors C.V. 49.5% Netherlands
International Refinery Contractors (IRC) B.V. 50% Netherlands
International Refinery Constructors C.V. 1% Netherlands
Raytheon Engineers & Constructors France
S.a.r.l. 0.2% France
Raytheon Engineers & Constructors Mauritius Ltd. 100% Mauritius
Raytheon Engineers & Constructors Canada Ltd. 100% Canada
Raytheon Engineers & Constructors France
S.a.r.l. 99.8% France
Raytheon Engineers & Constructors Germany
G.m.b.H. 100% Germany
Raytheon Engineers & Constructors Italy S.r.l. 99% Italy
Raytheon Engineers & Constructors Latin
America, Inc. 100% Delaware
MYA Badger SNC 50% Venezuela
Raytheon Constructors do Brasil Ltda. 99.999500% Brazil
Raytheon Engineers & Constructors Midwest, Inc. 100% Delaware
Raytheon Engineers & Constructors Pty Limited 100% South Africa
Raytheon Engineers & Constructors S.R.L. 100% Romania
Raytheon Infrastructure Inc. 100% New York
21st Century Rail Corporation 70% Delaware
Raytheon Nuclear Inc. 100% Delaware
Raytheon Quality Inspection Company 100% Delaware
Raytheon-Ebasco (Malaysia) Sdn. 100% Malaysia
Raytheon-Ebasco Indonesia Ltd. 100% Delaware
Raytheon-Ebasco Overseas Ltd. 100% Delaware
Secore Services Incorporated 50% Georgia
United Engineers Far East, Ltd. 100% Delaware
Gibsin Engineers, Ltd. 45% Republic of China
United Engineers International, Inc. 100% Pennsylvania
POSVEN C.A. 10% Venezuela
United Mid-East, Inc. 100% Delaware
UME/SMAS 75% Saudi Arabia
Raytheon Engineers & Constructors
Middle East Limited 100% Colorado
Raytheon UAE Enterprises LLC 0.4875% United Arab Emirates
Stearns Catalytic Ingenieria y
Construccion Chile Limitada 97% Chile
Raytheon Engineers & Constructors UK Ltd. 100% Delaware
Raytheon Quality Programs Company 100% Delaware
Raytheon-Ebasco Pakistan Ltd. 100% Delaware
Stearns Catalytic Corporation 100% Delaware
Raytheon Espana Limited 100% Delaware
Raytheon Europe International Company 100% Delaware
Raytheon Europe Management Services Ltd. 100% Delaware
Raytheon European Management Co., Inc. 100% Delaware
5
Percentage Jurisdiction of
Name of Subsidiary Owned Incorporation
Raytheon European Management and Systems Company 100% Delaware
Raytheon Gulf Systems Company 100% Delaware
Raytheon Halbleiter GmbH 100% Germany
Raytheon Hanford, Inc. 100% Delaware
Raytheon Holding LLC 100% Delaware
Raytheon International Support Company 100% Delaware
Raytheon International Trade Ltd. (Capital) 100% Virgin Islands
Raytheon International, Inc. 100% Delaware
Raytheon Do Brasil Ltda. 99.980000% Sao Paolo
Raytheon International Korea, Inc. 100% Korea
Raytheon International, Mid-East Limited 100% Delaware
Raytheon Investment Company 100% Delaware
Raytheon Italy Liaison Company 100% Delaware
Raytheon Korean Support Company 100% Delaware
Raytheon Logistics Support & Training Company 100% Delaware
Raytheon Logistics Support Company 100% Delaware
Raytheon Marine Sales and Service Company 100% Delaware
Raytheon Mediterranean Systems Company 100% Delaware
Raytheon Middle East Systems Company 100% Delaware
Raytheon Mideast Systems Company 100% Delaware
Raytheon Overseas Limited 100% Delaware
Raytheon Pacific Company 100% Delaware
Raytheon Patriot Support Company 100% Delaware
Raytheon Peninsula Systems Company 100% Delaware
Raytheon Procurement Company, Inc. 100% Delaware
Gesellschaft fuer Verteidgungs Systeme mbH 50% Germany
Systems For Defense Company 50% Delaware
Raytheon Radar Ltd. 100% Delaware
Raytheon Receivables, Inc. 100% Delaware
Raytheon STI Company 100% Delaware
Raytheon Seismic Company 100% Delaware
Raytheon Southeast Asia Systems Company 100% Delaware
Raytheon Spanish Support Company 100% Delaware
Raytheon Systems Canada Ltd. 100% Canada
Advanced Toll Managment Corp. 50% Canada
Raytheon Systems Company LLC 100% Delaware
Raytheon Systems Development Company 100% Delaware
Raytheon Systems International Company 100% Delaware
Raytheon Systems Support Company 100% Delaware
Raytheon Technical Services Company 100% Delaware
Range Systems Engineering Company 100% Delaware
Range Systems Engineering Support Company 100% Delaware
Raytheon Canada Services Company Ltd. 100% Canada
Raytheon Services Company Puerto Rico 100% Delaware
Raytheon Support Services Company 100% Delaware
Raytheon Technical Services Guam, Inc. 99.7% Guam
Raytheon Technical Services International
Company 100% Delaware
Raytheon Training LLC 100% Delaware
Raytheon Technical and Administration
Services Ltd. 100% Delaware
Raytheon Technologies Incorporated 100% California
Raytheon United Kingdom Limited 100% England
Computer Systems & Programming Limited 100% England
Data Logic Altergo, Ltd. 100% England
Data Logic Limited 100% England
Data Logic Properties Limited 100% England
Hallams (Electrical Contractors) Limited 100% England
Penmar & Company Ltd. 100% England
Raycab (North) Limited 100% England
Raycab (South) Limited 100% England
Raytheon Marine Europe Ltd. 100% England
Magtex Limited 100% England
Nautech Autohelm (Australia) Pty, Limited 100% Australia
Nautech, Limited 100% England
Raytheon Marine Limited 100% England
Raytheon Systems Ltd. 100% England
Raytheon Computer Products Europe Limited 99% England
Raytheon TI Systems, Ltd. 100% England
Raytheon-Tag Components Limited 100% England
Square One Computer Services Limited 100% England
Seismograph Service Corporation 100% Delaware
Seismograph Service France 100% France
Subsidiary X Company 100% Delaware
Switchcraft de Mexico S.A. de C.V. 100% Mexico
Thoray Electronics Corporation 50% Delaware
Translant, Inc. 50% Texas
Tube Holding Company, Inc. 100% Connecticut
Xyplex Foreign Sales Corporation, Inc. 100% Virgin Islands