Agalma Sourcing

Contract assembly and box build companies in San Juan del Río, 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 14 contract assembly manufacturers in San Juan del Río. 1 have researched profiles with capabilities quoted from their own websites, and 4 are confirmed to take outside orders.

Describe your part to rank these suppliers for your job:

Top 13 of 14

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

  1. Mexico Jinyoung Thecno

    San Juan del Río, Querétaro·251+ employees·Job shop

    • ✓Final assembly and box build
    • ~Electromechanical assembly

    “Nuestros Servicios Conoce lo que hacemos Inyección de Plástico Ensamble Estampado”

    jem-mexico.comProfile →
  2. Morgan Technical Ceramics

    San Juan del Río, Querétaro·251+ employees·Job shop

    • ~Final assembly and box build
    • ~Electromechanical assembly
    morganadvancedmaterials.comTakes outside ordersProfile →
  3. OYM Valve

    San Juan del Río, Querétaro·31–50 employees·Job shop

    • ~Final assembly and box build
    • ✓ISO 9001
    oym.com.mxTakes outside ordersProfile →
  4. Equipamiento Vehicular de Mexico

    San Juan del Río, Querétaro·31–50 employees·Job shop

    • ~Final assembly and box build
    equipamientovehicular.mxTakes outside ordersProfile →
  5. Cordiamant

    San Juan del Río, Querétaro·11–30 employees·Job shop

    • ~Final assembly and box build
    • ~Electromechanical assembly
    cordiamant.comTakes outside ordersProfile →
  6. Electrónica Clarion

    San Juan del Río, Querétaro·251+ employees·Industrial supplier

    • ~Final assembly and box build
    • ~Electromechanical assembly
    forvia.comProfile →
  7. Condumex

    San Juan del Río, Querétaro·251+ employees·Industrial supplier

    • ~Final assembly and box build
    • ~Electromechanical assembly
    condumex.comProfile →
  8. Swoboda Mechatronics

    San Juan del Río, Querétaro·101–250 employees·Industrial supplier

    • ~Electromechanical assembly
    • ✓IATF 16949
    • ✓ISO 14001
    • ✓ISO 9001
    swoboda.comProfile →
  9. Industrias Mexicanas de Bombas

    San Juan del Río, Querétaro·51–100 employees·Industrial supplier

    • ~Final assembly and box build
    • ~Electromechanical assembly
    • ✓ISO 9001
    imbo.com.mxProfile →
  10. Genesis Systems Group MexicoNot yet researched

    San Juan del Río, Querétaro·51–100 employees·Manufacture of other general-purpose industrial machinery and equipment

    • ~Final assembly and box build
    ipgphotonics.comProfile →
  11. MS ElevadoresNot yet researched

    San Juan del Río, Querétaro·11–30 employees·Material Handling Equipment Manufacturing

    • ~Final assembly and box build
    • ~Electromechanical assembly
    mselevadores.comProfile →
  12. MexicompNot yet researched

    San Juan del Río, Querétaro·11–30 employees·Manufacture of computers and peripheral equipment

    • ~Final assembly and box build
    • ~Electromechanical assembly
    mxcomp.mxProfile →
  13. Automatizadora IdincNot yet researched

    San Juan del Río, Querétaro·11–30 employees·Manufacture of other general-purpose industrial machinery and equipment

    • ~Final assembly and box build
    Profile →

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