UL certified contract assembly companies in Mexico
Contract assembly manufacturers whose own websites show UL certification. We list 16 UL contract assembly manufacturers across Mexico. 16 have researched profiles with capabilities quoted from their own websites, and 12 are confirmed to take outside orders.
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Top 15 of 16
Researched profiles first, then by size · Updated October 15, 2026
Lerma, México·251+ employees·Job shop
- ✓UL
- ~Final assembly and box build
- ~Electromechanical assembly
- ✓ISO 14001
- ✓ISO 9001
- ✓UL
“C UL US Certifica que nuestros productos están diseñados para evitar riesgos de incendio y descarga eléctrica.”
Cadereyta Jiménez, Nuevo León·251+ employees·Contract manufacturer
- ✓UL
- ✓Final assembly and box build
- ✓Other
- ✓UL
“Our products meet UL and IPC/WHMA-A-620 standards”
Playas de Rosarito, Baja California·101–250 employees·Contract manufacturer
- ✓UL
- ✓Final assembly and box build
- ✓Other
- ✓UL
“Moldeo, estampado, ensamble y empaque — todo certificado UL, CUL y con cumplimiento BSCI (Iniciativa de Cumplimiento Social Empresarial).”
Apodaca, Nuevo León·101–250 employees·Job shop
- ✓UL
- ✓Electromechanical assembly
- ✓ISO 9001
- ✓UL
“We manufacture UL approved wire harnesses and interconnect solutions for world leading OEMs.”
Imuris, Sonora·101–250 employees·Contract manufacturer
- ✓UL
- ✓Electromechanical assembly
- ✓IMMEX
- ✓ISO 9001
- ✓UL
“On quality, we have been ISO 9001 certified for more than 20 years — currently to the ISO 9001:2015 standard — and our builds carry UL and ETL certification where the application r…”
Gómez Palacio, Durango·51–100 employees·Contract manufacturer
- ✓UL
- ✓Final assembly and box build
- ~Electromechanical assembly
- ✓ISO 9001
- ✓NOM
- ✓UL
“Certificación UL”
Salamanca, Guanajuato·51–100 employees·Job shop
- ✓UL
- ~Final assembly and box build
- ✓UL
“Contamos con unidades certificadas por Underwriters Laboratories bajo las normas: NFPA #1901 “Standard for Automotive Fire Apparatus” NFPA #1906 “Standard for Wildland Fire Apparat…”
Tijuana, Baja California·31–50 employees·Contract manufacturer
- ✓UL
- ✓Final assembly and box build
- ✓ISO 9001
- ✓UL
“UL Approved”
Tijuana, Baja California·31–50 employees·Job shop
- ✓UL
- ~Final assembly and box build
- ✓UL
“UL certified Control Boards provide an indispensable layer of safety and reliability in the realm of industrial automation and machine integration.”
Zapopan, Jalisco·31–50 employees·Job shop
- ✓UL
- ~Final assembly and box build
- ~Electromechanical assembly
- ✓CE
- ✓ISO 9001
- ✓UL
“Calidad certificada ISO 9001:2015, UL, CSA y CE”
Gómez Palacio, Durango·11–30 employees·Job shop
- ✓UL
- ✓Final assembly and box build
- ✓Other
- ✓UL
“Además, poseemos la certificación UL para la fabricación de tanques y recipientes industriales, garantizando así la máxima seguridad y fiabilidad.”
Apodaca, Nuevo León·11–30 employees·Contract manufacturer
- ✓UL
- ✓Electromechanical assembly
- ✓ISO 9001
- ✓UL
“Quality approach: UL and ISO 9001:2015 certified.”
Huehuetoca, México·251+ employees·Industrial supplier
- ✓UL
- ~Final assembly and box build
- ~Electromechanical assembly
- ✓ISO 9001
- ✓UL
“Nuestra empresa también cuenta con certificación de nuestros equipos Encapsulados y Subestación de 600 a 4000 KVA por medio de UL”
Zapopan, Jalisco·51–100 employees·Industrial supplier
- ✓UL
- ~Final assembly and box build
- ~Electromechanical assembly
- ✓NOM
- ✓UL
“Diseñamos y fabricamos los equipos que controlan cada entrada y salida de tu operación certificadas bajo normas UL y NOM-005, diseñadas y fabricadas por Pegasus.”
Tlalnepantla de Baz, México·51–100 employees·Industrial supplier
- ✓UL
- ~Final assembly and box build
- ✓ISO 9001
- ✓UL
“CMS International certifica sus primeras válvulas de globo bajo el Standard UL 125 y reguladores bajo el Standard UL144.”