Document
Exhibit 21
Subsidiaries of Enpro Inc.
(as of December 31, 2025)
| Consolidated Subsidiary Companies | Jurisdiction | Ownership % | ||||||
| Enpro Inc. | North Carolina | Public | ||||||
EnPro Holdings, Inc. | North Carolina | 100 | ||||||
| AlpHa Measurement Holdings, LLC | Delaware | 100 | ||||||
| AlpHa Measurement Solutions, LLC | Texas | 100 | ||||||
| Aurora Scientific Instruments (Shanghai) Co., Ltd. | China | 100 | ||||||
| VATCO, LLC | Texas | 100 | ||||||
| AMI Holdco, Inc. | Delaware | 100 | ||||||
| Advanced Micro Instruments, Inc. | Delaware | 100 | ||||||
Aseptic Group, LLC | North Carolina | 100 | ||||||
Coltec Finance Company Limited | United Kingdom | 100 | ||||||
Coltec Industries Pacific Pte Ltd | Singapore | 100 | ||||||
Garlock Singapore Pte. Ltd. | Singapore | 100 | ||||||
Garlock Taiwan Corporation | Taiwan | 100 | ||||||
Link Seal Japan Ltd. | Japan | 50 | ||||||
Technetics Group Japan Ltd. | Japan | 100 | ||||||
Coltec International Services Co. | Delaware | 100 | ||||||
STM Mex Operations, S. de R.L. de C.V. | Mexico | 1 | ||||||
EnPro Associates, LLC | North Carolina | 100 | ||||||
EnPro Industries Int'l Trading (Shanghai) Co., Ltd. | China | 100 | ||||||
EnPro Hong Kong Holdings Company Limited | Hong Kong | 100 | ||||||
Garlock Sealing Technologies (Shanghai) Co., Ltd. | China | 100 | ||||||
STEMCO Vehicle Technology (Suzhou) Co., Ltd. | China | 100 | ||||||
Garlock (Great Britain) Limited | United Kingdom | 100 | ||||||
Garlock Hygienic Technologies, LLC | North Carolina | 100 | ||||||
Garlock Sealing Technologies LLC | North Carolina | 100 | ||||||
Garlock International Inc. | Delaware | 100 | ||||||
Garlock of Canada Ltd. | Canada | 100 | ||||||
Garlock de Mexico, S.A. de C.V. | Mexico | 99.62 | ||||||
Garlock Overseas Corporation | Delaware | 100 | ||||||
Garlock de Mexico, S.A. de C.V. | Mexico | 0.38 | ||||||
Garlock Pty Limited | Australia | 100 | ||||||
Garrison Litigation Management Group, Ltd. | North Carolina | 100 | ||||||
| Consolidated Subsidiary Companies | Jurisdiction | Ownership % | ||||||
Enpro US Holdco, Inc. | North Carolina | 100 | ||||||
EnPro German Holding GmbH | Germany | 100 | ||||||
Garlock GmbH | Germany | 100 | ||||||
PSI Products GmbH | Germany | 100 | ||||||
Technetics Group Germany GmbH | Germany | 100 | ||||||
Coltec Industries France SAS | France | 100 | ||||||
Technetics Group France SAS | France | 100 | ||||||
Aseptic Group | France | 100 | ||||||
EnPro France E.U.R.L. | France | 100 | ||||||
Lunar Investment, LLC | Delaware | 100 | ||||||
LeanTeq Co., S.a.r.l. | Luxembourg | 100 | ||||||
Lunar Technologies, S.a.r.l. | Luxembourg | 100 | ||||||
LeanTeq LLC | California | 100 | ||||||
Lunar Technologies, LLC | Delaware | 100 | ||||||
| Overlook Industries, Inc. | Massachusetts | 100 | ||||||
Stemco Products, Inc. | Delaware | 100 | ||||||
STM Mex Operations, S. de R.L. de C.V. | Mexico | 99 | ||||||
Technetics Group LLC | North Carolina | 100 | ||||||
| Technetics Group Chicago, LLC | North Carolina | 100 | ||||||
Technetics Group Daytona, Inc. | Delaware | 100 | ||||||
Applied Surface Technology, Inc. | California | 100 | ||||||
Technetics Group Singapore Pte. Ltd. | Singapore | 100 | ||||||
| Vision Investment, LLC | Delaware | 100 | ||||||
| Alluxa, Inc. | California | 100 | ||||||
| TCFII NxEdge LLC | Delaware | 100 | ||||||
| AceCo Precision Manufacturing LLC | Delaware | 100 | ||||||
| NxEdge, Inc. | Delaware | 100 | ||||||
| NxEdge Inc. of Boise | Delaware | 100 | ||||||
| NxEdge MH LLC | Delaware | 100 | ||||||
| NxEdge SC2, LLC | Delaware | 100 | ||||||
| NxEdge San Carlos, LLC | Delaware | 100 | ||||||
| NxEdge CSL, LLC | Nevada | 100 | ||||||
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