Exhibit 21

List of Subsidiaries of Rockwell Collins, Inc.

	State/Country of
Name	Incorporation
Collins Radio Company	Iowa
Collins Aviation Maintenance Services Shanghai Limited	China
Ensambladores Electronicos de Mexico, S.A.	Mexico
Intertrade Limited	Iowa
K Systems, Inc.	California
Kaiser Optical Systems, Inc.	Michigan
Kaiser Optical Systems SARL	France
Maine Electronics, Inc.	Delaware
NLX Holding Corporation	Delaware
RICOMP Claims Management Corp.	Delaware
Rockwell Collins Aerospace & Electronics, Inc.	Delaware
Rockwell Collins Australia Pty Limited	Australia
Rockwell Collins Business Services, Inc.	Delaware
Rockwell Collins Canada Inc.	Canada
Rockwell Collins Charitable Corporation	Delaware
Rockwell Collins Danmark ApS	Denmark
Rockwell Collins do Brasil Ltda.	Brazil
Rockwell Collins Deutschland GmbH	Germany
Rockwell Collins Deutschland Holdings GmbH	Germany
Rockwell Collins Deutschland Services GmbH	Germany
Rockwell Collins ElectroMechanical Systems, Inc.	Nevada
Rockwell Collins European Holdings S.à r.l.	Luxembourg
Rockwell Collins France S.A.S.	France
Rockwell Collins Government Systems (Canada), Inc.	Canada
Rockwell Collins In-Flight Network Company	Delaware

	State/Country of
Name	Incorporation
Rockwell Collins International Financing LIMITED	Bermuda
Rockwell Collins International Holdings LIMITED	Bermuda
Rockwell Collins International, Inc.	Texas
Rockwell Collins Simulation & Training Solutions LLC	Delaware
Rockwell Collins Systems International, Inc.	Delaware
Rockwell Collins Network Enabling Software, Inc.	Pennsylvania
Rockwell Collins Optronics, Inc.	California
Rockwell Collins Prescription Center, Inc.	Delaware
Rockwell Collins Sales & Services, Inc.	Delaware
Rockwell Collins Services Company	Delaware
Rockwell Collins Southeast Asia Pte. Ltd.	Singapore
Rockwell Collins Support Company	Delaware
Rockwell Collins Technologies LLC	Delaware
Rockwell Collins UK Limited	United Kingdom
Rockwell Collins Vision Systems, Inc.	California
Rockwell Collins, Inc.	Nevada
ZAO Rockwell Collins	Russia