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| Legal Name of Subsidiary | Country | | State |
| Emergo Global Consulting LLC | USA | | Texas |
| Emergo Europe Consulting B.V. | Netherlands | | |
| | Emergo Consulting (UK) Limited | UK | | |
| | Emergo Consulting LLC | Russia | | |
| | Emergo Deutshland GmbH | Germany | | |
| | Emergo France | France | | |
| Emergo Global Representation LLC | USA | | Texas |
| | Emergo Asia-Pacific Pty. Ltd. (1) | Australia | | |
| | Emergo Brazil Participacoes e Servicos de Consultoria Ltda. (2) | Brazil | | |
| | | Emergo Brazil Import Importacao e Distribuicao de Produtos Medicos Hospitalares Ltda. Me. (3) | Brazil | | |
| | Emergo (India) Consulting Private Limited Ltd. | India | | |
| | Emergo Costa Rica S.R.L | Costa Rica | | |
| | Emergo Europe B.V. | Netherlands | | |
| | Emergo Hong Kong Ltd. | Hong Kong | | |
| | Emergo Korea Ltd. | Korea | | |
| | Emergo Malaysia Sdn. Bhd. | Malaysia | | |
| | Emergo Medical Technology (Beijing) Co., Ltd. | China | | |
| | Emergo Peru S.R.L | Peru | | |
| | Emergo S. de R.L. de C.V. | Mexico | | |
| | Emergo Singapore Consulting Pvt. Ltd. | Singapore | | |
| | Emergo Taiwan Limited | Taiwan | | |
| | I.L Emergo Israel Ltd. | Israel | | |
| Emergo Japan Consulting K.K. | Japan | | |
| UL Business Solutions Canada Inc. | Canada | | |
| UL Laboratory Canada Inc. | Canada | | |
| UL International, L.L.C. | USA | | Delaware |
| UL LLC | USA | | Delaware |
| Gulf Renewable Energy Laboratory (4) | Saudi Arabia | | |
| Data Test Labs Company | USA | | Michigan |
| UL -CCIC Company Limited (6) | China | | |
| UL Verification Services Inc. | USA | | Delaware |
| | Chemadvisor Europe Srl | Belgium | | |
| | Consumer Testing Laboratories (Bangladesh) Limited, Inc. | USA | | Florida |
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| | | Consumer Testing Laboratories, Ltd (7) | Bangladesh | | |
| | Consumer Testing Laboratories (Far East) Ltd. | Hong Kong | | |
| | | Consumer Testing Laboratories (Shenzhen) Co., Ltd. | China | | |
| | UL Responsible Sourcing Mexico SA de CV | Mexico | | |
| Underwriters Laboratories (Thailand) Limited (8) | Thailand | | |
| UL Maybach Holdings LLC | USA | | Delaware |
| Kugler MAAG CIE GmbH | Germany | | |
| Kugler MAAG CIE Management Consulting (Shanghai) Co., Ltd. | China | | |
| UL Method Park GmbH | Germany | | |
| | Method Park Consulting (Shanghai) Ltd. | China | | |
| UL Concord Holdings Limited | UK | | |
| Cimteq Holdings Limited | UK | | |
| Cimteq Limited | UK | | |
| UL S.a r.l. | Luxembourg | | |
| Underwriters Laboratories B.V. In Liquidation | Netherlands | | |
| | UL VS Bangladesh Ltd. | Bangladesh | | |
| | Underwriters Laboratories Holdings B.V | Netherlands | | |
| | | DQS Holding GmbH (9) | Germany | | |
| | | STR International, LLC | USA | | Delaware |
| | | | Specialized Technology Resources Lanka Pvt. Ltd. | Sri Lanka | | |
| | | | STR Turkey LLC | USA | | Delaware |
| | | | | UL VS Laborataur Hizmetieri Anonim Sirketi | Turkey | | |
| | | | UL VS Hong Kong Limited | Hong Kong | | |
| | | | | Specialized Technology Resources - Bangladesh Private Limited | Bangladesh | | |
| | | | | UL VS Shanghai Ltd | China | | |
| | | | | UL VS (Vietnam) Co. Ltd. | Vietnam | | |
| | | | UL VS Taiwan Ltd. | Taiwan | | |
| | | UL de Argentina S.R.L. | Argentina | | |
| | | UL de Mexico S.A. de C.V. | Mexico | | |
| | | UL do Brasil Ltda. | Brazil | | |
| | | | Testtech Laboratorios de Avaliacao de Conformidade Ltda | Brazil | | |
| | | UL do Brasil Certificacoes | Brazil | | |
| | | Underwriters Laboratories Advanced for Verification | Saudi Arabia | | |
| | | UL GmbH | Switzerland | | |
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| | | | Futuremark Oy | Finland | | |
| | | | | Futuremark Inc. | USA | | California |
| | | | UL De Colombia S.A.S | Colombia | | |
| | | | UL International Services B.V. | Netherlands | | |
| | | | | Collis Holding B.V. | Netherlands | | |
| | | | | | UL TS B.V. | Netherlands | | |
| | | | | | UL TS FZE | Dubai | | |
| | | | | | UL TS Inc. | USA | | Minnesota |
| | | | | UL International (Netherlands) B.V. | Netherlands | | |
| | | | | UL International Australia Pty Ltd | Australia | | |
| | | | | | UL Transaction Security Pty. Ltd. | Australia | | |
| | | | | Underwriters Laboratories Taiwan Co., Ltd. | Taiwan | | |
| | | | UL Ireland Operations Limited | Ireland | | |
| | | | Underwriter Laboratories Middle East FZ-LLC | Dubai | | |
| | | UL International (France) SA | France | | |
| | | UL International Demko A/S | Denmark | | |
| | | UL International Germany GmbH | Germany | | |
| | | | UL International GmbH | Germany | | |
| | | | | Dewi do Brasil Engenharia e Comercio de Energia Eolica e Solar Ltda | Brazil | | |
| | | | | DEWI-OCC Offshore and Certification Centre GmbH | Germany | | |
| | | UL International Italia S.r.l. | Italy | | |
| | | | Istituto Certificazione Qualita S.r.l | Italy | | |
| | | | | ICQ (MED) S.a.r.l | Tunisia | | |
| | | | | | UL Morocco LLC | Morocco | | |
| | | | Nuovo Istituto Italiano Sicurezza Giocattoli S.r.l. | Italy | | |
| | | UL International (UK) Limited | UK | | |
| | | | UL VS Limited | UK | | |
| | | | HBI Compliance Limited | UK | | |
| | | | DB Management Systems Ltd | UK | | |
| | | | Healthy Buildings International Limited | UK | | |
| | | | | UL VS South Africa Proprietary Limited | South Africa | | |
| | | UL International Limited | Hong Kong | | |
| | | UL International New Zealand Limited | New Zealand | | |
| | | UL International Polska Sp. z o.o. | Poland | | |
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| | | UL International Singapore-Private Limited | Singapore | | |
| | | | PT. UL International Indonesia | Indonesia | | |
| | | | UL (China) Holding Co. Ltd. | China | | |
| | | | | Green Safety (Shanghai) Investment Management Company Limited | China | | |
| | | | | UL Changzhou Quality Technology Services Co., Ltd. | China | | |
| | | | | UL Standard Technical Service (Shanghai) Co., Ltd. | China | | |
| | | | UL India Private Limited | India | | |
| | | UL International (Sweden) AB | Sweden | | |
| | | UL Japan, Inc. | Japan | | |
| | | | UL-Shimadzu Laboratory Corporation (10) | Japan | | |
| | | UL Korea, Ltd. | Korea | | |
| | | UL Services (Malaysia) Sdn. Bhd. | Malaysia | | |
| | | UL Verification Services Private Limited | Singapore | | |
| | | | UL Verification Services (Guangzhou) Co. Ltd. | China | | |
| | | Underwriters Laboratories Iberica, S.L. | Spain | | |
| | | Certification Entity For Renewable Energies, S.L. | Spain | | |
| | | Underwriters Laboratories of Canada, Inc. | Canada | | |
| UL Services Group LLC | USA | | New York |
| UL Associates LLC | USA | | South Carolina |
| UL Business Services India LLP | India | | |
| UL Business Services Mexico, S. de R.L de C.V | Mexico | | |
| UL Services Group Foreign Holdings LLC | USA | | Delaware |
| UL Services Spain S.L. | Spain | | |
| | AWS Truepower do Brasil Ltda. | Brazil | | |
(1)Trading as Emergo Australia
(2)Does business as Emergo Brazil Consultoria
(3)Does business as Emergo Brazil Import
(4)55% owned by GCC Electrical Equipment Testing Lab and 45% owned by UL LLC
(5)Does business as DATA Test Labs
(6)70% owned by UL LLC and 30% owned by China Certification & Inspection Group Co., Ltd.
(7)1% owned by an officer of UL Inc.
(8)1% owned by 3rd party minority shareholder
(9)27.78% owned by Underwriters Laboratories Holdings B.V. (in process of changing the ownership to UL International Singapore Private Limited) and remainder owned by 3rd parties
(10)60% owned by UL Japan, Inc. and 40% owned by 3rd party
