Please wait

Exhibit 21

nVent Electric plc subsidiaries as of December 31, 2025
Name of CompanyJurisdiction of Incorporation
1642 Burlington Lease LLCUnited States
Alberta Electronic Company LimitedHong Kong
Asia Pacific CIS (Thailand) Co., Ltd.Thailand
Asia Pacific CIS (Wuxi) Co., Ltd.China
Atkinson Industries LLCUnited States
Bergen Industries, LLCUnited States
BESM Holdings, LLCUnited States
Central Electric Company LLCUnited States
Central Electric Manufacturing Company LLCUnited States
CGIT Systems LLCUnited States
CIS Global LLCUnited States
CIS Holding Corp.United States
CISWW Engineering India Private LimitedIndia
Critical Power Equipment & Solutions, Inc.United States
ECM (Shanghai) Trading Co., Ltd.China
ECM Holdings Inc.United States
ECM Industries, LLCUnited States
ECM Investors, LLCUnited States
ECMI Holdings, LLCUnited States
Eldon ABSweden
Eldon ASNorway
Eldon Austria GmbHAustria
Eldon Electric LimitedUnited Kingdom
Eldon Espana, S.A.U.Spain
Eldon GmbHGermany
Eldon Holding ABSweden
Eldon NVNetherlands
Eldon SRLRomania
Electrical Power Systems LLCUnited States
Electronic Enclosures, LLCUnited States
Enclosures Inc.United States
ERICO Canada Inc.Canada
ERICO do Brasil Ltda.Brazil
ERICO Europe B.V.Netherlands
ERICO France SarlFrance
ERICO GLOBAL COMPANYUnited States
ERICO International CorporationUnited States
ERICO Italia S.r.l.Italy
ERICO LimitedHong Kong
ERICO Ltd.China
ERICO Mexico, S.A. de C.V.Mexico
ERICO Poland SP. Z.o.o.Poland
ERICO Products Australia Pty. LtdAustralia
Everest Blocker Holding, Inc.United States
FTZ Holdco LLCUnited States
GCP CIS Blocker Inc.United States
GCP CIS Holdings, LLCUnited States
Hoffman Enclosures (Mex.), LLCUnited States
Hoffman Enclosures Mexico, S. de R.L. de C.V.Mexico
Hoffman Enclosures Inc.United States



Hoffman Schroff Asia Pte LtdSingapore
Hoffman Schroff de Mexico S.a.r.l.Mexico
Hoffman Schroff GmbHSwitzerland
Hoffman Schroff Holdings, Inc.United States
Hoffman Schroff Manufacturing S. de R.L. de C.V.Mexico
Hoffman Schroff Poland Sp.z.o.o.Poland
Hoffman Schroff PTE LtdSingapore
Hoffman Schroff Sales S. de R.L. de C.V.Mexico
Iceotope Group Limited*Canada
Ilsco Canada Newco ULCCanada
ILSCO de Mexico, S. de R.L. de C.V.Mexico
ILSCO Extrusions, LLCUnited States
ILSCO International, LLCUnited States
ILSCO, LLCUnited States
King Technology of Missouri, LLCUnited States
Limited Liability Company nVent RusRussian Federation
Lionel Acquisition Co.United States
nVent Armaturen Holding GmbHGermany
nVent Belgium B.V.Belgium
nVent Bus LLCUnited States
nVent do Brasil Ltda.Brazil
nVent E&S Operating LLCUnited States
nVent EBS Holding LLCUnited States
nVent EFS Investments 1, LLCUnited States
nVent EFS Investments 2, LLCUnited States
nVent EFS Investments LPUnited States
nVent Electrical Products (Shanghai) Co., Ltd.China
nVent Electrical Products China Co., Ltd.China
nVent Electrical Products India Private LimitedIndia
nVent Enclosure Systems LLCUnited States
nVent Enclosures & Switchgear LLCUnited States
nVent Enclosures India Private LimitedIndia
nVent Enclosures Italia SrlItaly
nVent Enclosures Systems - Chattanooga LLCUnited States
nVent Finance Group GmbHSwitzerland
nVent Finance S.a.r.l.Luxembourg
nVent Global S.a.r.l.Luxembourg
nVent Holding NL B.V.Netherlands
nVent Holdings S.A.France
nVent Holdings, Inc.United States
nVent International (UK) Ltd.United Kingdom
nVent International Holding S.a.r.l.Luxembourg
nVent International Holdings, Inc.United States
nVent Japan Co., Ltd.Japan
nVent Low Voltage LLCUnited States
nVent Luxembourg S.a.r.l.Luxembourg
nVent Management CompanyUnited States
nVent Middle East FZEUnited Arab Emirates
nVent Power & Data Infrastructure India Private LimitedIndia
nVent Services Canada LimitedCanada
nVent Services GmbHSwitzerland
nVent Services Holding GmbHSwitzerland
nVent Summit Holdings LLCUnited States
nVent Teknoloji Sistemleri Ticaret Limited SirketiTurkey
nVent UK Holdings LimitedUnited Kingdom



Parkline Field Services LLCUnited States
Parkline Parent Company, Inc.United States
Parkline, Inc.United States
Powergrid Solutions LLCUnited States
Schroff Co. Ltd. TaiwanTaiwan
Schroff GmbHGermany
Schroff Holdings Germany GmbHGermany
Schroff SASFrance
Schroff, Inc.United States
Steinhauer GmbHGermany
Surge Suppression, LLCUnited States
Texa Industries S.r.l.Italy
The Calvert Company LLCUnited States
The Patent Store, LLCUnited States
Tonka Bay Insurance CompanyUnited States
Torgoterm AD*Bulgaria
Trachte Acquisition Sub, LLCUnited States
Trachte Associates Southeast LLCUnited States
Trachte Associates, L.L.P.United States
Trachte Southeast LLCUnited States
Trachte, LLCUnited States
Warrior Acquisition Parent, Inc.United States
Warrior Acquisition, Inc.United States
Warrior Intermediate Parent, LLCUnited States
Warrior Power Structures, Inc.United States
WCPS Holdings Inc.United States
Yabaida Electronics (Shenzhen) Company LimitedChina

All entities are 100% owned subsidiaries, unless otherwise indicated.

* Iceotope is 5.2% owned. Torgoterm AD is 19% owned.