| Acuity Brands Lighting Decatur Lab | 9/16/24 | 9/30/2025 |
| Acuity Brands Lighting Des Plains Lab | 8/29/2023 | 9/30/2025 |
| American Testing & Assessment Laboratory, LLC | 1/10/2014 | 12/31/2023 |
| Appleton Group | 9/3/2024 | 9/30/2025 |
| Appleton Lab, Emerson Innovation Center – Pune | 11/9/2022 | 10/9/2023 |
| Bay Area Compliance Laboratories (Sunnyvale) | 2/7/2017 | 9/30/2024 |
| Bay Area Compliance Laboratories Corp. (Kunshan) | 2/6/2017 | 1/1/2026 |
| Bay Area Compliance Labs Corp. (Shenzhen) | 3/11/2025 | 3/31/2026 |
| Bay Area Compliance Labs Corp. (Dongguan) | 4/18/2024 | 4/1/2025 |
| Bell-South Testing Laboratory (Shenzhen) | 9/25/2012 | 10/1/2020 |
| Belling Test Laboratory Co., Ltd | 3/8/2018 | 4/30/2022 |
| BEST Test Service Shenzhen Co., Ltd. | 12/31/2022 | 3/31/2025 |
| Bestway Compliance Co, LTD. (formerly ShenZhen Xin An Biao Technology Service Co. Ltd) | 4/30/2019 | 4/30/2025 |
| Building Acoustics & Lighting Laboratories, Inc | 4/1/2012 | 3/31/2020 |
| BUREAU VERITAS ADT (SHANGHAI) CORPORATION | 10/26/2017 | 8/31/2021 |
| BUREAU VERITAS CONSUMER PRODUCT SERVICES (GUANGZHOU) CO., LTD, SCIENCE CITY BRANCH | 8/25/2021 | 3/31/2026 |
| CCIC Southern Testing Co., Ltd. | 10/9/2013 | 12/31/2020 |
| CCIC-CSA INTERNATIONAL CERTIFICATION CO., LTD (Guangzhou) | 4/29/2024 | 4/29/2026 |
| Centre Testing International | 10/1/2011 | 9/30/2020 |
| Consumer Lighting Testing Lab (Shanghai) | 3/11/2024 | 3/31/2025 |
| Cooper Lighting Solutions, Peachtree City | 5/22/2024 | 6/1/2025 |
| Cree Durham Technology Center | 4/12/2012 | 3/31/2022 |
| Cree Engineering Services Testing Laboratory | 6/5/2012 | 3/31/2020 |
| Cree Racine Engineering Services Testing Laboratory | 3/1/2023 | 3/31/2024 |
| CSA AMERICA TESTING & CERTIFICATION LLC (Alpharetta) | 12/1/2023 | 12/31/2025 |
| CSA Group – Irvine, CA | 6/21/2024 | 6/30/2025 |
| CSA GROUP CONSUMER PRODUCT EVALUATION (CPE) SHANGHAI COMPANY LIMITED | 7/9/2024 | 3/1/2025 |
| CU Lighting Ltd. | 9/27/2019 | 9/27/2023 |
| Current, Greenville Product Testing (Greenville, SC) | 5/13/2024 | 6/30/2025 |
| Day-Brite Photometric Laboratory | 11/21/2024 | 12/31/2025 |
| DEKRA Testing and Certification Shanghai LTD | 11/15/2024 | 12/31/2025 |
| Deliver Co., Ltd | 8/27/2024 | 9/30/2025 |
| Dialight Optics Laboratory | 5/28/2014 | 6/30/2023 |
| Dongguan EMTEK Co., LTD | 6/11/2015 | 7/5/2024 |
| Dongguan New Testing Centre Co., Ltd | 2/14/2024 | 3/31/2025 |
| Elite Electronic Engineering Inc. | 7/16/2018 | 6/30/2023 |
| Elite Lighting | 2/28/2018 | 3/31/2024 |
| EMTEK (Dongguan) Co. Ltd | 9/15/2022 | 7/5/2024 |
| ETA Testing Technology Co., Ltd. | 12/7/2023 | 12/31/2025 |
| Fangguang Inspection & Testing Co., Ltd. | 6/6/2023 | 6/30/2024 |
| GE (China) Energy Development Co., Ltd. Lighting Technology Laboratory | 4/1/2012 | 3/31/2020 |
| GE Nela Park, Product Testing | 4/1/2012 | 3/31/2023 |
| GE Hendersonville Product Testing | 9/14/2023 | 9/22/2024 |
| Great One Global Certification Co Ltd | 10/30/2012 | 6/29/2024 |
| Guangdong GTG Testing Technology Co., Ltd. | 2/20/2024 | 3/31/2025 |
| Guangdong Meide Testing Technology Co. Ltd | 2/20/2024 | 3/31/2025 |
| Guangzhou United Testing Technology Co., Ltd. | 12/21/2020 | 12/31/2022 |
| Hopestar Test Lab Limited | 6/29/2020 | 6/30/2023 |
| Hubbell Lighting Photometric Laboratory | 5/23/2013 | 6/30/2022 |
| Independent Testing Laboratories, Inc. | 1/4/2011 | 12/31/2021 |
| Intertek Chicago, IL | 7/12/2011 | 1/1/2022 |
| Intertek Hong Kong | 7/1/2011 | 6/30/2025 |
| Intertek Cortland, NY | 5/22/2018 | 9/30/2025 |
| Intertek India Private Limited | 5/13/2019 | 5/17/2024 |
| Intertek Lake Forest, CA | 12/23/2013 | 8/31/2025 |
| Intertek Testing Services (Hangzhou) Limited | 1/29/2014 | 1/28/2020 |
| Intertek Testing Services NA Inc. | 6/10/2019 | 1/1/2026 |
| Intertek Testing Services Shanghai | 11/29/2023 | 12/31/2024 |
| Intertek Testing Services Shenzhen Ltd. Guangzhou Branch | 2/27/2024 | 1/1/2026 |
| Intertek Testing Services Zhejiang Ltd. Hangzhou Branch | 1/29/2014 | 6/30/2022 |
| ITL Co., Ltd | 9/5/2023 | 9/30/2024 |
| Hopestar Test Lab Limited | 6/29/2020 | 6/30/2022 |
| Juno Lighting, LLC | 10/1/2014 | 9/30/2021 |
| Kenall Performance Labs | 1/10/2023 | 1/10/2024 |
| KIEL Institute | 3/31/2015 | 1/1/2026 |
| KTR (Korea Testing and Research Institute) | 3/27/2023 | 3/31/2024 |
| Laboratory of Xiamen Leedarson Lighting Co. Ltd | 8/24/2023 | 9/30/2024 |
| LCTECH Guangdong Testing Services Co., Ltd. | 12/3/2024 | 9/30/2025 |
| Leading Testing Laboratories (Hangzhou City, China) | 11/15/2024 | 12/31/2025 |
| Light Laboratory, Inc. | 7/14/2023 | 6/30/2025 |
| Lighting Test Center Americas, Philips Lighting North America Corporation | 6/7/2018 | 6/30/2021 |
| LightLab International Allentown, LLC | 8/27/2024 | 9/30/2025 |
| LightLab International, LLC | 6/5/2012 | 3/31/2021 |
| LSI Industries | 5/29/2015 | 5/29/2023 |
| LTL (Leading Testing Laboratories) – Hangzhou | 11/29/2011 | 12/31/2021 |
| Lumentra Inc. | 12/21/2022 | 12/31/2025 |
| LUX-TSI Limited | 4/30/2012 | 4/30/2024 |
| Musco Lighting Photometry Laboratory | 11/27/2023 | 12/31/2024 |
| Ningbo Tengli Testing Co. Ltd | 6/12/2022 | 7/31/2026 |
| Northern Lights Testing Laboratories | 9/13/2017 | 4/1/2024 |
| Orb Optronix, CSA Group (Seattle) | 5/11/2012 | 6/30/2021 |
| QAV Technologies | 6/25/2012 | 1/7/2020 |
| R-Tech | 12/18/2017 | 5/27/2026 |
| RAB Lighting Photometry Laboratory | 12/22/2014 | 12/31/2020 |
| SCGPT Labs Energy Efficient Lighting Products | 12/1/2023 | 12/31/2024 |
| SGS North America, INC | 6/12/2023 | 12/31/2023 |
| SGS Taiwan Ltd., Optics Laboratory | 6/15/2013 | 6/14/2025 |
| SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch | 9/20/2017 | 9/30/2022 |
| SGS-CSTC Standards Technical Services Co., Ltd. Ningbo Branch | | 11/30/2025 |
| SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd Branch | 5/14/2018 | 7/31/2026 |
| Shenzhen Anbotek Pengcheng Compliance Laboratory Ltd | 9/29/2014 | 9/30/2023 |
| Shenzhen AOCE Electronic Technology Service Co., Ltd. | 3/12/2024 | 4/1/2025 |
| Shenzhen Belling Efficiency Testing Laboratory | 12/3/2024 | 12/31/2025 |
| Shenzhen Southern LCS Compliance Testing Laboratory Ltd. | 3/23/2023 | 3/31/2025 |
| ShenZhen Xin An Biao Technology Service Co. Ltd | 4/30/2019 | 3/31/2023 |
| Signify Boisbriand Engineering Lab | 7/21/2023 | 6/30/2025 |
| Signify (China) Investment Co., Ltd | 12/18/2018 | 12/31/2021 |
| Signify Monterrey Laboratory | 9/23/2024 | 9/30/2025 |
| Signify San Marcos Engineering Lab | 7/30/2019 | 6/30/2023 |
| Spectra Lux | 9/24/2024 | 9/30/2025 |
| Standard-Tech Co., Ltd Testing Center | 10/3/2022 | 2/29/2024 |
| Sternberg Lighting Lab | 9/19/2012 | 9/30/2022 |
| Tamco Photometric Laboratory | 3/12/2018 | 3/31/2020 |
| Technical Consumer Products – Compliance Test Laboratory | 4/1/2014 | 3/31/2020 |
| Testing Center of Hangzhou Hpwinner Opto Corporation | 9/23/2019 | 9/30/2020 |
| Testing Laboratory of Xiamen Topstar Lighting Co., Ltd. | 8/22/2023 | 9/30/2025 |
| TÜV SÜD America, Inc. (Alpharetta, GA) | 9/13/2023 | 8/31/2025 |
| TÜV SÜD Cert & Testing (China) Co., Ltd. Shenzhen Branch | 2/8/2012 | 3/31/2023 |
| TÜV SÜD Certification & Testing (China) Co., Ltd. Shanghai Branch | 6/28/2018 | 10/31/2025 |
| UL India Private Limited | 5/8/2023 | 4/8/2025 |
| UL International Italia S.r.l. | 4/11/2023 | 2/1/2026 |
| UL LLC (Brea, CA) | 10/23/2015 | 11/1/2023 |
| UL Verification Services (Guangzhou) Co., Ltd. | 7/2/2024 | 6/30/2025 |
| UL Verification Services Inc. (Allentown, PA) | 12/15/2023 | 10/1/2025 |
| UL-CCIC Company Limited | 12/16/2022 | 12/31/2025 |
| Underwriters Laboratories Taiwan Co., Ltd. | 1/23/2015 | 1/22/2027 |
| Unity Opto Technology Co., Ltd. | 2/1/2012 | 3/21/2022 |
| UTEST TECHNICAL LABORATORY (Formerly Belling Test Lab) | 4/22/2024 | 4/30/2026 |
| Visionaire Lighting Laboratory | 12/5/2023 | 12/31/2024 |
| Waltek Testing Group (Foshan) Co. Ltd. | 6/5/2023 | 6/30/2024 |
| World Standardization Certification & Testing Group Co., Ltd | 3/10/2021 | 2/28/2023 |
