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10-K primary document
RTX · Annual Report (Form 10-K) · Filed February 6, 2026

Rtx Corp — 10-K exhibit

exhibit212025-12x3110xk.htm
Rtx Corp on Boardroom Alpha
Document
Exhibit 21
RTX Corporation
Subsidiary and Affiliate Listing
December 31, 2025
Entity NamePlace of Incorporation
ARINC IncorporatedDelaware
B/E Aerospace B.V.Netherlands
B/E Aerospace, Inc.Delaware
B/E Aerospace (UK) LimitedUnited Kingdom
Goodrich Aerospace Canada LtdOntario
Goodrich Control SystemsUnited Kingdom
Goodrich CorporationNew York
Hamilton Sundstrand CorporationDelaware
Hamilton Sundstrand Poland Sp. z o.o.Poland
HS Marston Aerospace Ltd.United Kingdom
IAE International Aero Engines AGSwitzerland
International Aero Engines, LLCDelaware
Kidde Technologies Inc. *Delaware
Pratt & Whitney Aero Engines International GmbHSwitzerland
Pratt & Whitney Canada (SEA) Pte LtdSingapore
Pratt & Whitney Canada Corp.Nova Scotia
Pratt & Whitney Canada Distribution USA, LLCDelaware
Pratt & Whitney Canada Leasing, Limited PartnershipQuébec
Pratt & Whitney Component Solutions, Inc.Michigan
Pratt & Whitney Engine Services, Inc.Delaware
Pratt & Whitney Materials International SàrlSwitzerland
Pratt & Whitney PurePower Engine Canada Distribution Corp./Distribution Canada Pratt & Whitney Moteur PurePower CieNova Scotia
Pratt & Whitney THY Teknik Ucak Motoru Bakim Merkezi Limited SirketiTurkey
PW1100G-JM Engine Leasing, LLCDelaware
Ratier-Figeac SASFrance
Raytheon Australia Pty Ltd.Australia
Raytheon CompanyDelaware
Raytheon Systems LimitedEngland
Rockwell Collins France S.A.SFrance
Rockwell Collins, Inc.Delaware
Rohr, Inc.Delaware
Rosemount Aerospace Inc.Delaware
RTX CorporationDelaware
Shanghai Pratt & Whitney Aircraft Engine Maintenance Company LimitedChina
* Kidde Technologies Inc. also conducts business as Kidde Aerospace & Defense, Fenwal Safety Systems and Kidde Dual Spectrum.
Other subsidiaries of the Registrant have been omitted from this listing since, considered in the aggregate as a single subsidiary, they would not constitute a significant subsidiary, as defined by Rule 1-02 of Regulation S-K.

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