Contract assembly and box build companies in Baja California, Mexico

Plants that assemble finished products from your parts and subassemblies: box build, electromechanical assembly, kitting, and packout. Profiles say whether they buy the parts (turnkey) or use yours (consigned). We list 264 contract assembly manufacturers in Baja California. 41 have researched profiles with capabilities quoted from their own websites, and 102 are confirmed to take outside orders.

Describe your part to rank these suppliers for your job:

Top 30 of 264

Researched profiles first, then by size · Updated October 15, 2026

Judco Manufacturing
Mexicali, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓Electromechanical assembly
- ✓IATF 16949
“our Mexico operation supports assembly, wire processing, injection molding, electrical and electromechanical assembly”
judco.netTakes outside ordersProfile →
ANA de Mexico
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓ISO 13485
- ✓ISO 14001
- ✓ISO 9001
“Molded and stamped components combined into finished, tested sub-assemblies and full assemblies.”
ana-global.comTakes outside ordersProfile →
Creation Technologies
Mexicali, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓Electromechanical assembly
“Vertical Manufacturing and Assembly — for full system integration, including PCBA, metals and interconnect solutions for electronic mechanical and electro-mechanical assemblies”
creationtech.comTakes outside ordersProfile →
Tims Mexico
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓IATF 16949
- ✓ISO 9001
“TIMS (Tekmart International Manufacturing Solutions) operates two injection molding and assembly facilities in Ciudad Juárez and Tijuana, Mexico — serving demanding industrial prog…”
timsmexico.comTakes outside ordersProfile →
CAM Plastics de Mexico
Tijuana, Baja California·251+ employees·Job shop
- ✓Electromechanical assembly
- ✓IATF 16949
- ✓ISO 14001
- ✓ISO 45001
- ✓ISO 9001
“We have 19 Injection Molding machines and an area for electronic product assembly, with more than 300 Mexican employees.”
camplastics.netTakes outside ordersProfile →
Oncore de Mexico
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
“Box Build”
neotech.comTakes outside ordersProfile →
Sumitronics Manufacturiing de Mexico
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓IATF 16949
- ✓ISO 14001
“30+ years building PCBA, box build, and full turnkey assembly for demanding, high volume programs.”
sumitronics.comTakes outside ordersProfile →
Rapid Manufacturing
Ensenada, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓Electromechanical assembly
“We offer you a full line of solutions ranging from simple discrete wire passing through a complex cable assemblies, electro-mechanical assemblies to a box build product.”
rapidmfg.comTakes outside ordersProfile →
Amphenol CMT
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
“Assembly”
amphenol-cmt.comTakes outside ordersProfile →
Masterwork Electronics de Mexico
Mexicali, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓Electromechanical assembly
“Fully Integrated Box Build Systems”
masterworkelectronics.comTakes outside ordersProfile →
Qualitel
Mexicali, Baja California·251+ employees·Contract manufacturer
- ~Final assembly and box build
- ✓Electromechanical assembly
- ✓AS9100
- ✓ITAR
- ✓NADCAP
“Electromechanical assembly”
qualitel.comTakes outside ordersProfile →
Acon LAB
Tijuana, Baja California·251+ employees·Contract manufacturer
- ✓Final assembly and box build
- ✓ISO 13485
“Individual Component Assembly and Final Packaging”
aconlabs.comTakes outside ordersProfile →
Avocado
Tecate, Baja California·251+ employees·Contract manufacturer
- ✓Electromechanical assembly
“As TACNA we perform contract electro-mechanical manufacturing and assembly in our ISO certified Mexican facilities.”
tacna.netTakes outside ordersProfile →
Baja Solstice
Playas de Rosarito, Baja California·101–250 employees·Contract manufacturer
- ✓Final assembly and box build
- ✓Other
- ✓UL
“Desde moldeo por inyección y compresión hasta estampado metálico y ensamble”
bsol-ms.comTakes outside ordersProfile →
Coastline de Mexico
Tijuana, Baja California·101–250 employees·Contract manufacturer
- ✓Final assembly and box build
- ✓FDA registered
- ✓ISO 13485
- ✓ISO 9001
“Box build and mechanical assembly”
coastlineintl.comTakes outside ordersProfile →
MI Technologies Internacional
Tijuana, Baja California·101–250 employees·Job shop
- ✓Final assembly and box build
- ~Electromechanical assembly
“Unparalleled in-house injection molding and assembly capabilities allow us to manufacture, distribute, and leverage Just-in-Time fulfillment”
mitechnologiesinc.comTakes outside ordersProfile →
Fabricaciones y Montajes Metalicos
Mexicali, Baja California·101–250 employees·Job shop
- ✓Final assembly and box build
- ✓IMMEX
- ✓ISO 9001
- ✓Other
“galvanizing, painting, and full assembly”
persal.com.mxTakes outside ordersProfile →
Katolec
Tijuana, Baja California·101–250 employees·Contract manufacturer
- ✓Electromechanical assembly
- ✓IATF 16949
- ✓ISO 14001
- ✓ISO 9001
“Electronic equipment assembly”
katolec.comTakes outside ordersProfile →
ALL Power de Mexico
Tecate, Baja California·101–250 employees·Contract manufacturer
- ✓Final assembly and box build
“Our fabrication specialties include CNC turning and milling, grinding, honing (up to 10 inches in diameter), special processes (zinc-nickel, cadmium, and chrome plating), and assem…”
rbcbearings.comTakes outside ordersProfile →
CSI Plastics Molding
Tijuana, Baja California·101–250 employees·Job shop
- ✓Electromechanical assembly
“Moldeo, Tampografía y Ensamble en un solo lugar.”
csiplasticmolding.comTakes outside ordersProfile →
Everwin-tutamen
Tijuana, Baja California·101–250 employees·Contract manufacturer
- ✓Final assembly and box build
- ✓FDA registered
- ✓IATF 16949
- ✓ISO 13485
“plastic injection, metal fabrication, final assembly and test, and polymer reclamation”
tutamen.comTakes outside ordersProfile →
TBJ Contract Manufacturing
Ensenada, Baja California·51–100 employees·Contract manufacturer
- ✓Electromechanical assembly
- ✓AS9100
“designs and manufactures custom hydraulic, electromagnetic, electromechanical, and mechanical components, pneumatic controls, and systems.”
tbj.aeroTakes outside ordersProfile →
MRG de Mexico
Tecate, Baja California·51–100 employees·Contract manufacturer
- ~Final assembly and box build
- ✓Electromechanical assembly
“MRG, a leading Electromechanical and Cable assembly manufacturer”
co-production.netTakes outside ordersProfile →
Empresas LM
Mexicali, Baja California·51–100 employees·Contract manufacturer
- ~Final assembly and box build
- ✓Electromechanical assembly
- ✓AS9100
“Today we manufacture electromechanical assemblies and precision machined components used in commercial, cargo, military aircraft, hybrid vehicles, and medical applications.”
elm-aerospace.comTakes outside ordersProfile →
Nextgen International Mexico
Tijuana, Baja California·51–100 employees·Contract manufacturer
- ✓Final assembly and box build
- ✓C-TPAT
- ✓GMP
- ✓Kosher
“Mechanical, Electronic, and Electro-Mechanical & Sub-Assembly”
nextgenmx.comTakes outside ordersProfile →
Ensambles Formula
Tecate, Baja California·51–100 employees·Contract manufacturer
- ✓Electromechanical assembly
“La empresa se estableció en México bajo el nombre de Ensambles Formula en 1999 para proveer servicios de ensambles y manufactura de conectores eléctricos para Sumitomo Electric Int…”
ensamblesformula.com.mxTakes outside ordersProfile →
Syntech de Baja California
Tijuana, Baja California·51–100 employees·Contract manufacturer
- ✓Electromechanical assembly
“Electro-Mechanical Assembly”
syntech-int.comTakes outside ordersProfile →
Encamesa
Tijuana, Baja California·51–100 employees·Contract manufacturer
- ✓Final assembly and box build
“Las actividades principales que tenemos son el ensamblar y empaquetar pequeños componentes para la industria médica y electrónica.”
ensamblesdecalidad.comTakes outside ordersProfile →
Centerpiece
Playas de Rosarito, Baja California·51–100 employees·Contract manufacturer
- ✓Final assembly and box build
- ✓FDA registered
- ✓ISO 13485
“Manual & Automated Assembly, Class II & III Devices, Near-Shore Clean Room Operations, Sub Assemblies & Finished Devices.”
centerpiece.lifeTakes outside ordersProfile →
Manufacturera Bajamex
Tijuana, Baja California·31–50 employees·Contract manufacturer
- ✓Electromechanical assembly
- ✓RoHS
“PCB, electro-mecánica, cable y ensamble de harneses son algunos de los servicios que proporcionamos.”
manufacturerabajamex.wordpress.comTakes outside ordersProfile →

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