| Researched in depth, not ranked (14), continued |
| Mapartel (Mapartel, S.A. de C.V.)57 | Mexican company… | Azcapotzalco | Mexico City maker of PCBA with SMT and PTH, single and double side, turnkey. Its own site names no ISO 9001 or… |
| MexiTech Circuits58 | PCBA producer… | Monterrey | Monterrey automotive PCBA with an ISO 9001 claim, but only from a supplier list. |
| MexTronics59 | Nearshore PCBA… | Mexico | Listing claims ISO 9001 and AS9100, but it has no city and no website to verify. |
| PARPRO Mexico60 | Contract… | Tijuana | Tijuana EMS with PCB assembly (SMT) and box build on its site. Claims ISO 9001 (listed as 2008 version) and… |
| Plexus61 | Guadalajara… | Guadalajara | Large Guadalajara plant, but the source is a 2016 ranking with no processes or certificates. |
| Sanmina Corporation56 | Large EMS provider… | Guadalajara | Large Guadalajara EMS; Mexico-site certificates not checked, and source is secondary. |
| SILBIT62 | Contract… | Guadalajara | Guadalajara PCBA and box-build EMS, but no ISO 9001 claim on its page. |
| Vielectronics63 | Electronics… | Tecámac | Electronics assembly maker in Tecámac with SMT, PTH and hybrid lines. The body text does not state ISO 9001 or… |
| Fit the brief, not researched (12) |
| Berna Electronics (Berna Group)64 | EMS and PCB… | Monterrey | EMS and PCB maker in Monterrey with medical, automotive and aerospace work. No homepage given, and no ISO or… |
| Bitron Mexico65 | EMS plant making… | Querétaro | No own website given. Source names ISO 14001 alignment and ISO 45001, not ISO 9001. Must-have ISO 9001 is not… |
| Bright Manufacturing Service, Inc.66 | Based in San Diego… | Tijuana | Own site does PCB SMT and through-hole assembly in Tijuana with RoHS lead-free work. It names no ISO 9001… |
| Circuitec64 | Mexican company… | Jiutepec | Jiutepec company with 300+ customers across lighting, telecom, automotive. Processes and certificates not… |
| CS Manufacturer (Mexico)67 | | Mexico | Listing claims electronics contract manufacturing with ISO 9001 and IPC-A-610. No homepage or city found, so we… |
| Electri-Cord Manufacturing (Electri-Cord, S. de R.L. de C.V.)68 | Guadalajara-area… | Tlaquepaque | Site lists ISO 9001 and a Guadalajara-area (Tlaquepaque) EMS assembly plant. No IPC-A-610 claim. Main focus is… |
| Foxconn (Hon Hai Precision Industry)69 | | Guadalajara | |
| KADLED70 | | Zapopan | Mainly a lighting, low-voltage panel and water-treatment firm. It lists PTH and high-mix, low-volume electronic… |
| Lanix71 | Mexican… | Mexico | Mexican electronics maker, but no homepage and no city or process details were given. Cannot confirm ISO 9001 or… |
| NEOTech (NEO Technology Solutions)72 | | Tijuana | Tijuana EMS-type facility with SMT lines, but no homepage and no ISO status for Tijuana. Source is a 2016 ranking… |
| PCBRAPIDO65 | Mexican company… | Querétaro | No own website given. Source says it adheres to ISO 9001 standards, but this is not a certificate claim and is unverified. |
| SEACOMP Mexico73 | Electronics… | Tijuana | Describes a 60,000 sq ft Mexico facility, with turnkey manufacturing and medical devices. The read homepage… |